diff --git a/c/set-protocol/include/balsam167_eeprom_block.h b/c/set-protocol/include/balsam167_eeprom_block.h
new file mode 100644
index 0000000..9418bc0
--- /dev/null
+++ b/c/set-protocol/include/balsam167_eeprom_block.h
@@ -0,0 +1,44 @@
+/* Private PM35 FC03 EEPROM window; not standard Modbus register quantities.
+ * AT25256B keeps its existing 0x8000..0xBFFF / count 1..120 requests.
+ * M95M02 uses four 64-KiB windows: count bit15 marks the profile, bits9:8
+ * select bank 0..3, bits7:0 carry word count. Address 0x8000..0xFFFF is
+ * the word offset within a bank. Every request is self-contained; no global
+ * bank register can be changed by another client. Old firmware rejects the
+ * marked quantity. Neither profile silently reads the other memory type.
+ */
+#ifndef BALSAM167_EEPROM_BLOCK_H
+#define BALSAM167_EEPROM_BLOCK_H
+#include "balsam167_eeprom_layout.h"
+#define BALSAM167_EEPROM_RTU_BASE 0x8000U
+#define BALSAM167_EEPROM_BLOCK_WORDS 120U
+#define BALSAM167_EEPROM_M95_MARKER 0x8000U
+#define BALSAM167_EEPROM_WRITE_M95 0x44U
+static unsigned long balsam167_eeprom_capacity(unsigned profile)
+{
+    return profile == 0 ? 32768UL : (profile == 1 ? 262144UL : 0UL);
+}
+static unsigned long balsam167_eeprom_block_word(unsigned address, unsigned count)
+{
+    return ((unsigned long)(count & 0x0300U) << 7) + (address - 0x8000U);
+}
+static unsigned balsam167_eeprom_block_valid_profile(unsigned fn, unsigned address,
+    unsigned count, unsigned profile)
+{
+    unsigned n = count & 255U;
+    unsigned long word;
+    if (fn != 3 || address < 0x8000U || !n || n > 120U) return 0;
+    if (profile == 0) return count == n && address < 0xC000U && n <= 0xC000U-address;
+    if (profile != 1 || (count & 0xFC00U) != 0x8000U) return 0;
+    word = balsam167_eeprom_block_word(address, count);
+    return n <= 0x10000UL-address && word+n <= 131072UL;
+}
+static unsigned balsam167_eeprom_block_valid(unsigned fn, unsigned address, unsigned count)
+{
+#if EEPROM_M95M02
+    return balsam167_eeprom_block_valid_profile(fn, address, count, 1);
+#else
+    return fn == 3 && address >= 0x8000U && address < 0xC000U &&
+        count && count <= 120U && count <= 0xC000U-address;
+#endif
+}
+#endif
diff --git a/c/set-protocol/include/balsam167_eeprom_layout.h b/c/set-protocol/include/balsam167_eeprom_layout.h
index c9322c6..1350520 100644
--- a/c/set-protocol/include/balsam167_eeprom_layout.h
+++ b/c/set-protocol/include/balsam167_eeprom_layout.h
@@ -5,8 +5,20 @@
  */
 #ifndef BALSAM167_EEPROM_LAYOUT_H
 #define BALSAM167_EEPROM_LAYOUT_H
-#define BALSAM167_EEPROM_BYTES 0x8000
+/* EEPROM_M95M02 is selected by the board configuration, never autodetected
+ * by writing test patterns. Keep numeric constants usable by the TI linker. */
+#define BALSAM167_AT25256_BYTES 0x8000
+#define BALSAM167_M95M02_BYTES 0x40000
+#ifndef EEPROM_M95M02
+#define EEPROM_M95M02 0
+#endif
+#if EEPROM_M95M02
+#define BALSAM167_EEPROM_BYTES BALSAM167_M95M02_BYTES
+#define BALSAM167_EEPROM_PAGE_BYTES 256
+#else
+#define BALSAM167_EEPROM_BYTES BALSAM167_AT25256_BYTES
 #define BALSAM167_EEPROM_PAGE_BYTES 64
+#endif
 #define BALSAM167_EEPROM_PARAM_WORDS 129
 #define BALSAM167_EEPROM_WORDS (BALSAM167_EEPROM_BYTES / 2)
 /* Preserve the historical end-exclusive parameter boundary. The final word
diff --git a/c/set-protocol/include/pcan_abi.h b/c/set-protocol/include/pcan_abi.h
index f921a22..8657f12 100644
--- a/c/set-protocol/include/pcan_abi.h
+++ b/c/set-protocol/include/pcan_abi.h
@@ -91,6 +91,16 @@ PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_request(const void *state,
 PCAN_ABI_API int pcan_abi_periph28335_eeprom_accept(void *state,
     const uint8_t *reply, size_t size, uint8_t *output, size_t capacity);
 PCAN_ABI_API uint32_t pcan_abi_periph28335_eeprom_capacity(void);
+PCAN_ABI_API uint32_t pcan_abi_periph28335_eeprom_capacity_profile(unsigned profile);
+PCAN_ABI_API int pcan_abi_periph28335_eeprom_begin_profile(void *r, uint32_t c, uint32_t a, uint32_t n, unsigned profile);
+PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_block_expected_profile(const void *r, unsigned profile);
+PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_block_request_profile(const void *r, uint8_t *o, size_t n, unsigned profile);
+PCAN_ABI_API int pcan_abi_periph28335_eeprom_block_accept_profile(void *r, const uint8_t *p, size_t n, uint8_t *o, size_t cap, unsigned profile);
+PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_write_profile(uint32_t controller, uint32_t destination, uint32_t source, uint32_t length, unsigned profile, uint8_t *out, size_t cap);
+PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_block_expected(const void *state);
+PCAN_ABI_API size_t pcan_abi_periph28335_eeprom_block_request(const void *state, uint8_t *out, size_t cap);
+PCAN_ABI_API int pcan_abi_periph28335_eeprom_block_accept(void *state, const uint8_t *reply, size_t size, uint8_t *out, size_t cap);
+
 PCAN_ABI_API size_t pcan_abi_periph28335_append_crc(
     const uint8_t *payload, size_t payload_size,
     uint8_t *output, size_t output_size);
diff --git a/c/set-protocol/include/periph28335.h b/c/set-protocol/include/periph28335.h
index 3aaaac8..02b16cc 100644
--- a/c/set-protocol/include/periph28335.h
+++ b/c/set-protocol/include/periph28335.h
@@ -50,6 +50,22 @@ size_t periph28335_eeprom_request(const periph28335_eeprom_reader *reader,
 int periph28335_eeprom_accept(periph28335_eeprom_reader *reader,
     const uint8_t *reply, size_t size, uint8_t *output, size_t capacity);
 
+/* FC03 block reader uses the same state/physical byte range as legacy PEEK.
+ * expected() is the exact response length. No state advance on CRC/size error. */
+size_t periph28335_eeprom_block_expected(const periph28335_eeprom_reader *r);
+size_t periph28335_eeprom_block_request(const periph28335_eeprom_reader *r, uint8_t *out, size_t cap);
+int periph28335_eeprom_block_accept(periph28335_eeprom_reader *r,
+    const uint8_t *reply, size_t size, uint8_t *out, size_t cap);
+
+/* Profile 0 = AT25256B, 1 = M95M02; stable additional API for every host port.
+ * State remains four uint32_t fields. M95 requires block mode, no PEEK fallback. */
+uint32_t periph28335_eeprom_capacity_profile(unsigned profile);
+int periph28335_eeprom_begin_profile(periph28335_eeprom_reader *r, uint32_t c, uint32_t a, uint32_t n, unsigned profile);
+size_t periph28335_eeprom_block_expected_profile(const periph28335_eeprom_reader *r, unsigned profile);
+size_t periph28335_eeprom_block_request_profile(const periph28335_eeprom_reader *r, uint8_t *o, size_t n, unsigned profile);
+int periph28335_eeprom_block_accept_profile(periph28335_eeprom_reader *r, const uint8_t *p, size_t n, uint8_t *o, size_t cap, unsigned profile);
+size_t periph28335_eeprom_write_profile(uint32_t controller, uint32_t destination, uint32_t source, uint32_t length, unsigned profile, uint8_t *out, size_t cap);
+
 typedef enum {
     PERIPH28335_OK = 0,
     PERIPH28335_ERROR_ARGUMENT = -1,
diff --git a/c/set-protocol/src/pcan_abi.c b/c/set-protocol/src/pcan_abi.c
index ceefa92..3ce4c2a 100644
--- a/c/set-protocol/src/pcan_abi.c
+++ b/c/set-protocol/src/pcan_abi.c
@@ -380,6 +380,26 @@ int pcan_abi_gui_parser_stats(const void *parser_storage, uint32_t *frames,
     return 1;
 }
 
+size_t pcan_abi_periph28335_eeprom_block_expected(const void *s)
+{ return periph28335_eeprom_block_expected((const periph28335_eeprom_reader *)s); }
+size_t pcan_abi_periph28335_eeprom_block_request(const void *s, uint8_t *out, size_t cap)
+{ return periph28335_eeprom_block_request((const periph28335_eeprom_reader *)s,out,cap); }
+int pcan_abi_periph28335_eeprom_block_accept(void *s, const uint8_t *reply, size_t size, uint8_t *out, size_t cap)
+{ return periph28335_eeprom_block_accept((periph28335_eeprom_reader *)s,reply,size,out,cap); }
+
+uint32_t pcan_abi_periph28335_eeprom_capacity_profile(unsigned p)
+{ return periph28335_eeprom_capacity_profile(p); }
+int pcan_abi_periph28335_eeprom_begin_profile(void *s, uint32_t c, uint32_t a, uint32_t n, unsigned p)
+{ return periph28335_eeprom_begin_profile((periph28335_eeprom_reader *)s,c,a,n,p); }
+size_t pcan_abi_periph28335_eeprom_block_expected_profile(const void *s, unsigned p)
+{ return periph28335_eeprom_block_expected_profile((const periph28335_eeprom_reader *)s,p); }
+size_t pcan_abi_periph28335_eeprom_block_request_profile(const void *s, uint8_t *o, size_t n, unsigned p)
+{ return periph28335_eeprom_block_request_profile((const periph28335_eeprom_reader *)s,o,n,p); }
+int pcan_abi_periph28335_eeprom_block_accept_profile(void *s, const uint8_t *r, size_t n, uint8_t *o, size_t cap, unsigned p)
+{ return periph28335_eeprom_block_accept_profile((periph28335_eeprom_reader *)s,r,n,o,cap,p); }
+size_t pcan_abi_periph28335_eeprom_write_profile(uint32_t c, uint32_t d, uint32_t s, uint32_t n, unsigned p, uint8_t *o, size_t cap)
+{ return periph28335_eeprom_write_profile(c,d,s,n,p,o,cap); }
+
 int pcan_abi_tms2812_bus_step(int write, unsigned step, unsigned tetrad, unsigned reg,
     uint16_t data, uint32_t *address, uint16_t *value, uint8_t *command)
 {
diff --git a/c/set-protocol/src/periph28335.c b/c/set-protocol/src/periph28335.c
index 6ae92c7..3364e75 100644
--- a/c/set-protocol/src/periph28335.c
+++ b/c/set-protocol/src/periph28335.c
@@ -9,22 +9,24 @@
 #include <string.h>
 
 #include "set_crc.h"
+#include "balsam167_eeprom_block.h"
+
+static int eeprom_reader_valid(const periph28335_eeprom_reader *r, unsigned profile)
 
-static int eeprom_reader_valid(const periph28335_eeprom_reader *r)
 {
     return r && r->controller >= 1U && r->controller <= 255U &&
-        r->start < PERIPH28335_EEPROM_BYTES && r->length &&
-        r->length <= PERIPH28335_EEPROM_BYTES - r->start && r->received < r->length;
+        r->start < balsam167_eeprom_capacity(profile) && r->length &&
+        r->length <= balsam167_eeprom_capacity(profile) - r->start && r->received < r->length;
 }
 
-int periph28335_eeprom_begin(periph28335_eeprom_reader *r,
-    uint32_t controller, uint32_t start, uint32_t length)
+int periph28335_eeprom_begin_profile(periph28335_eeprom_reader *r,
+    uint32_t controller, uint32_t start, uint32_t length, unsigned profile)
 {
     if (!r) return PERIPH28335_ERROR_ARGUMENT;
     /* Invalidate first: a rejected new range must not leave an old read active. */
     memset(r, 0, sizeof(*r));
-    if (!controller || controller > 255U || start >= PERIPH28335_EEPROM_BYTES ||
-        !length || length > PERIPH28335_EEPROM_BYTES - start)
+    if (!controller || controller > 255U || start >= balsam167_eeprom_capacity(profile) ||
+        !length || length > balsam167_eeprom_capacity(profile) - start)
         return PERIPH28335_ERROR_RANGE;
     r->controller = controller; r->start = start; r->length = length;
     return PERIPH28335_OK;
@@ -35,7 +37,7 @@ size_t periph28335_eeprom_request(const periph28335_eeprom_reader *r,
 {
     uint8_t payload[6];
     uint32_t word;
-    if (!eeprom_reader_valid(r)) return 0;
+    if (!eeprom_reader_valid(r, 0)) return 0;
     word = (r->start + r->received) / 2U;
     payload[0] = (uint8_t)r->controller; payload[1] = 56U; /* CMD_PEEK only */
     /* 167 routes words 0..0x3fff to SPI EEPROM. The old terminal's
@@ -49,7 +51,7 @@ int periph28335_eeprom_accept(periph28335_eeprom_reader *r,
     const uint8_t *reply, size_t size, uint8_t *output, size_t capacity)
 {
     unsigned odd, count;
-    if (!eeprom_reader_valid(r) || !reply || !output) return PERIPH28335_ERROR_ARGUMENT;
+    if (!eeprom_reader_valid(r, 0) || !reply || !output) return PERIPH28335_ERROR_ARGUMENT;
     /* The UART layer may strip two legacy zero-padding bytes after CRC. */
     if (size != 8U && size != 10U) return PERIPH28335_ERROR_LENGTH;
     if (periph28335_crc16_modbus(reply, 8U) != 0) return PERIPH28335_ERROR_CRC;
@@ -64,6 +66,87 @@ int periph28335_eeprom_accept(periph28335_eeprom_reader *r,
     return (int)count;
 }
 
+/* One common codec for all host ports. Physical EEPROM bytes already have
+ * network-word order; only trim an odd first/last byte, never swap them. */
+static unsigned eeprom_block_words(const periph28335_eeprom_reader *r, unsigned profile)
+{
+    uint32_t n;
+    if (!eeprom_reader_valid(r, profile)) return 0;
+    n = (r->length - r->received + ((r->start + r->received) & 1U) + 1U) / 2U;
+    /* A response cannot cross a bank boundary; trim the last block there. */
+    if (n > 32768U - ((r->start+r->received)/2U % 32768U))
+        n = 32768U - ((r->start+r->received)/2U % 32768U);
+    return (unsigned)(n > BALSAM167_EEPROM_BLOCK_WORDS ? BALSAM167_EEPROM_BLOCK_WORDS : n);
+}
+size_t periph28335_eeprom_block_expected_profile(const periph28335_eeprom_reader *r, unsigned profile)
+{
+    unsigned n = eeprom_block_words(r, profile);
+    return n ? 5U + 2U*n : 0;
+}
+size_t periph28335_eeprom_block_request_profile(const periph28335_eeprom_reader *r, uint8_t *out, size_t cap, unsigned profile)
+{
+    uint8_t p[6];
+    unsigned n = eeprom_block_words(r, profile), a, quantity;
+    uint32_t word;
+    if (!n) return 0;
+    word = (r->start + r->received) / 2U;
+    a = 0x8000U + (unsigned)(word % 32768U);
+    quantity = n | (profile ? (0x8000U | (unsigned)(word/32768U)*256U) : 0U);
+    if (!balsam167_eeprom_block_valid_profile(3,a,quantity,profile)) return 0;
+    p[0]=(uint8_t)r->controller; p[1]=3;
+    p[2]=(uint8_t)(a>>8); p[3]=(uint8_t)a; p[4]=(uint8_t)(quantity>>8); p[5]=(uint8_t)quantity;
+    return periph28335_append_crc(p,6,out,cap);
+}
+int periph28335_eeprom_block_accept_profile(periph28335_eeprom_reader *r,
+    const uint8_t *reply, size_t size, uint8_t *out, size_t cap, unsigned profile)
+{
+    unsigned n=eeprom_block_words(r, profile), odd, count;
+    if (!n || !reply || !out) return PERIPH28335_ERROR_ARGUMENT;
+    if (size != 5U+2U*n) return PERIPH28335_ERROR_LENGTH;
+    if (periph28335_crc16_modbus(reply,size)) return PERIPH28335_ERROR_CRC;
+    /* Common address 16 is answered by the board's own Mode, 5 or 6. */
+    if ((reply[0] != r->controller && !(r->controller==16 && (reply[0]==5 || reply[0]==6))) ||
+        reply[1]!=3 || reply[2]!=2U*n) return PERIPH28335_ERROR_HEADER;
+    odd=(unsigned)((r->start+r->received)&1U);
+    count=2U*n-odd;
+    if (count>r->length-r->received) count=(unsigned)(r->length-r->received);
+    if (cap<count) return PERIPH28335_ERROR_CAPACITY;
+    memcpy(out,reply+3+odd,count);
+    r->received+=count;
+    return (int)count;
+}
+
+/* Keep all existing exported symbols and the 16-byte reader ABI unchanged. */
+int periph28335_eeprom_begin(periph28335_eeprom_reader *r, uint32_t c, uint32_t a, uint32_t n)
+{ return periph28335_eeprom_begin_profile(r,c,a,n,0); }
+size_t periph28335_eeprom_block_expected(const periph28335_eeprom_reader *r)
+{ return periph28335_eeprom_block_expected_profile(r,0); }
+size_t periph28335_eeprom_block_request(const periph28335_eeprom_reader *r, uint8_t *o, size_t n)
+{ return periph28335_eeprom_block_request_profile(r,o,n,0); }
+int periph28335_eeprom_block_accept(periph28335_eeprom_reader *r, const uint8_t *p, size_t n, uint8_t *o, size_t cap)
+{ return periph28335_eeprom_block_accept_profile(r,p,n,o,cap,0); }
+uint32_t periph28335_eeprom_capacity_profile(unsigned profile)
+{ return (uint32_t)balsam167_eeprom_capacity(profile); }
+/* Legacy EXTEND carries word addresses and octet lengths. A distinct M95
+ * subcommand makes a wrong-profile write fail closed on either firmware. */
+size_t periph28335_eeprom_write_profile(uint32_t controller, uint32_t destination,
+    uint32_t source, uint32_t length, unsigned profile, uint8_t *out, size_t cap)
+{
+    uint8_t p[16]; unsigned i;
+    uint32_t capacity = periph28335_eeprom_capacity_profile(profile);
+    uint32_t limit = capacity ? capacity-(BALSAM167_EEPROM_PARAM_WORDS+1U)*2U : 0;
+    if (!controller || controller>255U || !length || length>199993U ||
+        destination>=limit/2U || length>limit-destination*2U) return 0;
+    p[0]=(uint8_t)controller; p[1]=60;
+    for(i=0;i<4;i++) {
+        p[2+i]=(uint8_t)(destination>>(8*i));
+        p[6+i]=(uint8_t)(source>>(8*i));
+        p[10+i]=(uint8_t)(length>>(8*i));
+    }
+    p[14]=(uint8_t)(profile ? BALSAM167_EEPROM_WRITE_M95 : 4); p[15]=0;
+    return periph28335_append_crc(p,16,out,cap);
+}
+
 typedef struct {
     const char *project;
     const char *commands[PERIPH28335_COMMAND_COUNT];
diff --git a/c/set-protocol/tests/test_periph28335_eeprom.c b/c/set-protocol/tests/test_periph28335_eeprom.c
index 3a455ba..3740b6c 100644
--- a/c/set-protocol/tests/test_periph28335_eeprom.c
+++ b/c/set-protocol/tests/test_periph28335_eeprom.c
@@ -1,5 +1,6 @@
 #include "periph28335.h"
 #include <assert.h>
+#include "balsam167_eeprom_block.h"
 #include <string.h>
 
 static void response(uint8_t *out, unsigned high, unsigned low)
@@ -12,9 +13,100 @@ static void response(uint8_t *out, unsigned high, unsigned low)
     out[8]=out[9]=0;
 }
 
+static void blocks(void)
+{
+    periph28335_eeprom_reader r;
+    uint8_t req[8], reply[245], out[240];
+    unsigned start, transactions, n, a, i, old;
+    int got;
+    assert(!balsam167_eeprom_block_valid(6,0x8000,1));
+    assert(!balsam167_eeprom_block_valid(3,0xbfff,2));
+    assert(!balsam167_eeprom_block_valid(3,0xffff,120));
+    assert(!balsam167_eeprom_block_valid(3,0x8000,121));
+    assert(!balsam167_eeprom_block_valid(3,0x8000,0));
+    assert(balsam167_eeprom_block_valid(3,0xbfff,1));
+    for(start=0;start<2;start++) {
+        assert(!periph28335_eeprom_begin(&r,16,start,32768-start));
+        transactions=0;
+        while(r.received<r.length) {
+            assert(periph28335_eeprom_block_request(&r,req,8)==8);
+            assert(!periph28335_crc16_modbus(req,8));
+            a=((unsigned)req[2]*256+req[3]-0x8000)*2;
+            n=req[5]; assert(n && n<=120 && a+2*n<=32768);
+            reply[0]=5; reply[1]=3; reply[2]=(uint8_t)(2*n);
+            for(i=0;i<2*n;i++) reply[3+i]=(uint8_t)(a+i);
+            assert(periph28335_append_crc(reply,3+2*n,reply,sizeof reply)==5+2*n);
+            old=r.received;
+            reply[4]^=1;
+            assert(periph28335_eeprom_block_accept(&r,reply,5+2*n,out,240)==PERIPH28335_ERROR_CRC);
+            assert(r.received==old); reply[4]^=1;
+            assert(periph28335_eeprom_block_accept(&r,reply,5+2*n,out,0)==PERIPH28335_ERROR_CAPACITY);
+            assert(r.received==old);
+            got=periph28335_eeprom_block_accept(&r,reply,5+2*n,out,240);
+            assert(got>0);
+            for(i=0;i<(unsigned)got;i++) assert(out[i]==(uint8_t)(start+old+i));
+            transactions++;
+        }
+        assert(transactions==137);
+        assert(!periph28335_eeprom_block_request(&r,req,8));
+    }
+}
+
+static void profiles(void)
+{
+    periph28335_eeprom_reader r;
+    uint8_t req[18], reply[245], out[240];
+    unsigned n, i, q, a, bankmask=0;
+    uint32_t pos, before;
+    assert(periph28335_eeprom_capacity_profile(0)==32768);
+    assert(periph28335_eeprom_capacity_profile(1)==262144);
+    assert(periph28335_eeprom_capacity_profile(2)==0);
+    assert(periph28335_eeprom_begin_profile(&r,16,262143,2,1)<0);
+    assert(periph28335_eeprom_begin_profile(&r,16,0,2,2)<0);
+    assert(!balsam167_eeprom_block_valid_profile(3,0xffff,0x8078,1));
+    assert(!balsam167_eeprom_block_valid_profile(3,0x8000,0x8401,1));
+    assert(!balsam167_eeprom_block_valid_profile(3,0x8000,0x8001,0));
+    assert(!balsam167_eeprom_block_valid_profile(3,0x8000,1,1));
+    assert(balsam167_eeprom_block_valid_profile(3,0xffff,0x8301,1));
+    /* Full 256-KiB dump from an odd start exercises every bank transition,
+     * first/last byte trimming, CRC failure and exact physical byte order. */
+    assert(!periph28335_eeprom_begin_profile(&r,16,1,262143,1));
+    while(r.received<r.length) {
+        assert(periph28335_eeprom_block_request_profile(&r,req,8,1)==8);
+        assert(!periph28335_crc16_modbus(req,8));
+        a=req[2]*256U+req[3]; q=req[4]*256U+req[5]; n=q&255U;
+        assert(balsam167_eeprom_block_valid_profile(3,a,q,1));
+        pos=balsam167_eeprom_block_word(a,q)*2UL;
+        assert(pos == (r.start+r.received)/2*2);
+        bankmask |= 1U << ((q>>8)&3U);
+        assert(periph28335_eeprom_block_expected_profile(&r,1)==5+2*n);
+        reply[0]=5; reply[1]=3; reply[2]=(uint8_t)(n*2);
+        for(i=0;i<n*2;i++) reply[3+i]=(uint8_t)((pos+i)^((pos+i)>>16));
+        periph28335_append_crc(reply,3+n*2,reply,sizeof(reply));
+        before=r.received; reply[4]^=1;
+        assert(periph28335_eeprom_block_accept_profile(&r,reply,5+2*n,out,240,1)==PERIPH28335_ERROR_CRC);
+        assert(r.received==before); reply[4]^=1;
+        assert(periph28335_eeprom_block_accept_profile(&r,reply,5+2*n,out,240,1)>0);
+        for(i=0;i<r.received-before;i++) {
+            pos=1+before+i;
+            assert(out[i]==(uint8_t)(pos^(pos>>16)));
+        }
+    }
+    assert(bankmask==15);
+    assert(!periph28335_eeprom_block_request_profile(&r,req,8,1));
+    assert(periph28335_eeprom_write_profile(5,0,0x200000,33514,0,req,18)==0);
+    assert(periph28335_eeprom_write_profile(5,0,0x200000,33514,1,req,18)==18);
+    assert(req[14]==0x44 && req[15]==0 && !periph28335_crc16_modbus(req,18));
+    assert(!periph28335_eeprom_write_profile(5,0x1ff7e,0,2,1,req,18));
+    assert(!periph28335_eeprom_write_profile(5,0xffffffff,0,2,1,req,18));
+    assert(periph28335_eeprom_write_profile(5,0,0,32438,0,req,18)==18 && req[14]==4);
+}
+
 int main(void)
 {
     periph28335_eeprom_reader reader;
+    blocks();
+    profiles();
     uint8_t request[8], reply[10], data[2];
     unsigned i;
     assert(sizeof(reader)==16);
diff --git a/docs/tektronix-dpo4034.md b/docs/tektronix-dpo4034.md
index 6a7612c..7f27015 100644
--- a/docs/tektronix-dpo4034.md
+++ b/docs/tektronix-dpo4034.md
@@ -1,4 +1,4 @@
-# Tektronix DPO4034 / MDO4034C
+# Tektronix DPO4034 / DPO4034B / MDO4034C
 
 Независимый от Qt драйвер: `python/set_devices/tektronix.py`.
 Установка: `pip install "setcorp-templates[tektronix]"` из пакета templates.
@@ -18,7 +18,7 @@
 ## Реализованный обмен
 
 Команды SCPI с LF. После открытия `*IDN?` проверяет производителя и точную
-модель DPO4034 или MDO4034C; `HEADER OFF` отключает заголовки ответов.
+модель DPO4034, DPO4034B или MDO4034C; `HEADER OFF` отключает заголовки ответов.
 
 Для снимка запрашивается `ACQUIRE:STATE?`, затем отправляется
 `ACQUIRE:STATE STOP` и ожидается `*OPC?`. Это позволяет читать несколько
diff --git a/python/protocan/periph28335_eeprom.py b/python/protocan/periph28335_eeprom.py
index a3412c8..21e24c3 100644
--- a/python/protocan/periph28335_eeprom.py
+++ b/python/protocan/periph28335_eeprom.py
@@ -20,20 +20,42 @@ def _api(name, args, result):
     return function
 
 
-def capacity():
-    return int(_api("capacity", [], ct.c_uint32)())
+def capacity(m95m02=False):
+    return int(_api("capacity_profile", [ct.c_uint], ct.c_uint32)(int(m95m02)))
+
+
+def write_request(controller, destination, source, length, *, m95m02=False):
+    values = (controller, destination, source, length)
+    if any(type(v) is not int or not 0 <= v <= 0xffffffff for v in values):
+        raise ValueError("Адрес или длина вне диапазона uint32")
+    output = ct.create_string_buffer(18)
+    size = _api("write_profile", [ct.c_uint32]*4 + [ct.c_uint, ct.c_void_p, ct.c_size_t], ct.c_size_t)(
+        *values, int(m95m02), output, len(output))
+    if not size:
+        raise ValueError("LengthLoad или адрес выходит за область прошивки выбранной EEPROM либо пересекает область параметров. "
+                         "Предел от адреса 0: AT25256B — 32508 байт, M95M02 — 261884 байт.")
+    return output.raw[:size]
 
 
 class Reader:
-    def __init__(self, controller, start, length):
+    def __init__(self, controller, start, length, *, block=False, m95m02=False):
+        self.m95m02 = bool(m95m02)
+        if m95m02 and not block:
+            raise ValueError("Для M95M02 необходимо блочное чтение")
+        self.block = block
         for value in (controller, start, length):
             if type(value) is not int or not 0 <= value <= 0xffffffff:
                 raise ValueError("Адрес и длина должны быть неотрицательными целыми числами")
         self._state = _State()
-        result = _api("begin", [ct.c_void_p, ct.c_uint32, ct.c_uint32, ct.c_uint32], ct.c_int)(
-            ct.byref(self._state), controller, start, length)
+        result = _api("begin_profile", [ct.c_void_p, ct.c_uint32, ct.c_uint32, ct.c_uint32, ct.c_uint], ct.c_int)(
+            ct.byref(self._state), controller, start, length, int(self.m95m02))
         if result:
-            raise ValueError("Диапазон вне EEPROM AT25256B: 0…0x7FFF байт; длина должна быть больше нуля")
+            raise ValueError(f"Диапазон вне выбранной EEPROM: 0…0x{capacity(self.m95m02)-1:X}; длина должна быть больше нуля")
+        if block:
+            # Detect an old DLL before the GUI acquires ownership of the port.
+            _api("block_request_profile", [ct.c_void_p, ct.c_void_p, ct.c_size_t, ct.c_uint], ct.c_size_t)
+            _api("block_accept_profile", [ct.c_void_p, ct.c_void_p, ct.c_size_t, ct.c_void_p, ct.c_size_t, ct.c_uint], ct.c_int)
+            self.expected
 
     @property
     def received(self): return int(self._state.received)
@@ -42,17 +64,26 @@ class Reader:
     @property
     def start(self): return int(self._state.start)
 
+    @property
+    def expected(self):
+        if not self.block: return 8
+        return int(_api("block_expected_profile", [ct.c_void_p, ct.c_uint], ct.c_size_t)(ct.byref(self._state), int(self.m95m02)))
+
     def request(self):
         output = ct.create_string_buffer(8)
-        size = _api("request", [ct.c_void_p, ct.c_void_p, ct.c_size_t], ct.c_size_t)(
-            ct.byref(self._state), output, len(output))
+        args = [ct.c_void_p, ct.c_void_p, ct.c_size_t] + ([ct.c_uint] if self.block else [])
+        extra = [int(self.m95m02)] if self.block else []
+        size = _api("block_request_profile" if self.block else "request", args, ct.c_size_t)(
+            ct.byref(self._state), output, len(output), *extra)
         return output.raw[:size]
 
     def accept(self, reply):
-        output = ct.create_string_buffer(2)
+        output = ct.create_string_buffer(240 if self.block else 2)
         reply = bytes(reply)
-        size = _api("accept", [ct.c_void_p, ct.c_void_p, ct.c_size_t, ct.c_void_p, ct.c_size_t], ct.c_int)(
-            ct.byref(self._state), reply, len(reply), output, len(output))
+        args = [ct.c_void_p, ct.c_void_p, ct.c_size_t, ct.c_void_p, ct.c_size_t] + ([ct.c_uint] if self.block else [])
+        extra = [int(self.m95m02)] if self.block else []
+        size = _api("block_accept_profile" if self.block else "accept", args, ct.c_int)(
+            ct.byref(self._state), reply, len(reply), output, len(output), *extra)
         if size < 0:
             errors = {-3: "Неверная длина ответа EEPROM", -4: "Ошибка CRC ответа EEPROM",
                       -5: "Неверный адрес контроллера или команда ответа EEPROM"}
diff --git a/python/pysetterminal/README.md b/python/pysetterminal/README.md
index 96c93a2..a415f35 100644
--- a/python/pysetterminal/README.md
+++ b/python/pysetterminal/README.md
@@ -8,6 +8,6 @@ Shared PySide6 terminal migrated from PySetTerminal-master/pysetterminal.
 - COM transport uses QtSerialPort. Embedded operations reuse the TMS2812 connection and configured controller address.
 - PEEK/POKE packet construction and response validation use the existing protocan native C ABI, with 16-bit TMS2812 values.
 - Macro files are stored under the application data directory, outside the source checkout.
-- PySide2 and pyserial are no longer required. A native set-protocol runtime remains required.
+- The standalone launcher uses PySide6; SETGUI Windows 7 uses its existing PySide2/Qt5 compatibility layer. Frozen SETGUI builds bundle Python and Qt. Pyserial is not required. A native set-protocol runtime remains required.
 
 `build_and_clean.py` is the migrated original standalone packaging helper.
diff --git a/python/pysetterminal/panel.py b/python/pysetterminal/panel.py
index 616c9db..2f5a3f9 100644
--- a/python/pysetterminal/panel.py
+++ b/python/pysetterminal/panel.py
@@ -1,4 +1,5 @@
-from PySide6.QtWidgets import QWidget, QVBoxLayout, QLabel, QHBoxLayout, QGroupBox, QGridLayout, QLineEdit, QPushButton, QScrollArea
+from PySide6.QtCore import Qt
+from PySide6.QtWidgets import QWidget, QVBoxLayout, QLabel, QHBoxLayout, QGroupBox, QGridLayout, QLineEdit, QPushButton, QScrollArea, QSizePolicy
 
 def build_byte_page(self):
     self.byte_page = QScrollArea()
@@ -13,18 +14,22 @@ def build_byte_page(self):
     panels = QHBoxLayout()
     for write in (True, False):
         group = QGroupBox("Запись" if write else "Чтение")
+        group.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Fixed)
         form = QGridLayout(group)
         address = QLineEdit("$1000")
         value = QLineEdit("0000" if write else "")
         binary = QLineEdit("0000 0000 0000 0000" if write else "")
-        binary.setMinimumWidth(220)
+        address.setFixedWidth(150)
+        value.setFixedWidth(100)
+        binary.setFixedWidth(240)
         value.setReadOnly(not write)
         binary.setReadOnly(not write)
         for row, (title, widget) in enumerate((("Адрес", address), ("Байт (hex)", value), ("Байт (bin)", binary))):
-            form.addWidget(QLabel(title), row * 2, 0)
-            form.addWidget(widget, row * 2 + 1, 0)
+            form.addWidget(QLabel(title), row, 0)
+            form.addWidget(widget, row, 1)
         button = QPushButton("Записать" if write else "Прочитать")
-        form.addWidget(button, 6, 0)
+        form.addWidget(button, 3, 1, Qt.AlignLeft)
+        form.setColumnStretch(2, 1)
         if write:
             self.byte_write_address, self.byte_write_value, self.byte_write_binary = address, value, binary
             value.textEdited.connect(lambda text: self._sync_byte_value(text, 16))
@@ -34,6 +39,7 @@ def build_byte_page(self):
             self.byte_read_address, self.byte_read_value, self.byte_read_binary = address, value, binary
             button.clicked.connect(lambda: self._start_byte(False))
         panels.addWidget(group)
+    panels.addStretch()
     layout.addLayout(panels)
     status = QLabel("Нет данных от контроллера")
     status.setWordWrap(True)
diff --git a/python/pysetterminal/rawprotocol.py b/python/pysetterminal/rawprotocol.py
index 39d129a..510dbba 100644
--- a/python/pysetterminal/rawprotocol.py
+++ b/python/pysetterminal/rawprotocol.py
@@ -229,6 +229,7 @@ class RawProtocolWidget(QWidget):
         self.mem_result_label = QLabel("---")
         mem_layout.addWidget(self.mem_result_label, 1, 3)
 
+        mem_layout.setColumnStretch(4, 1)
         mem_group.setLayout(mem_layout)
         layout.addWidget(mem_group)
 
@@ -238,6 +239,7 @@ class RawProtocolWidget(QWidget):
 
         self.raw_send_edit = QLineEdit()
         self.raw_send_edit.setPlaceholderText("Введите hex данные для отправки")
+        self.raw_send_edit.setMaximumWidth(640)
         raw_layout.addWidget(self.raw_send_edit)
 
         hbox = QHBoxLayout()
@@ -250,6 +252,7 @@ class RawProtocolWidget(QWidget):
         hbox.addWidget(self.raw_read_btn)
 
 
+        hbox.addStretch()
         raw_layout.addLayout(hbox)
 
         self.raw_output = QTextEdit()
@@ -260,7 +263,7 @@ class RawProtocolWidget(QWidget):
 
         self.raw_clear_btn = QPushButton("Очистить логи")
         self.raw_clear_btn.clicked.connect(self.clear_logs)
-        raw_layout.addWidget(self.raw_clear_btn)
+        raw_layout.addWidget(self.raw_clear_btn, 0, Qt.AlignLeft)
 
         raw_group.setLayout(raw_layout)
         layout.addWidget(raw_group)
diff --git a/python/pysetterminal/serialbus.py b/python/pysetterminal/serialbus.py
index 465e655..54db527 100644
--- a/python/pysetterminal/serialbus.py
+++ b/python/pysetterminal/serialbus.py
@@ -1,11 +1,56 @@
 import json
 import os
+import weakref
 from functools import partial
 from copy import deepcopy
 from PySide6.QtWidgets import *
 from PySide6.QtCore import *
 from PySide6.QtGui import *
 
+
+class _MacroActionIcon(QIconEngine):
+    """Scalable action icons, painted with the button's current theme color."""
+    def __init__(self, action, button):
+        super().__init__()
+        self.action = action
+        self.button = weakref.ref(button)
+
+    def clone(self):
+        return _MacroActionIcon(self.action, self.button())
+
+    def paint(self, painter, rect, mode, state):
+        button = self.button()
+        palette = button.palette() if button is not None else QApplication.palette()
+        group = QPalette.Disabled if mode == QIcon.Disabled else QPalette.Active
+        painter.save()
+        painter.setRenderHint(QPainter.Antialiasing)
+        side = min(rect.width(), rect.height())
+        painter.translate(rect.x() + (rect.width() - side) / 2, rect.y() + (rect.height() - side) / 2)
+        painter.scale(side / 24, side / 24)
+        painter.setPen(QPen(palette.color(group, QPalette.ButtonText), 1.8, Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin))
+        painter.setBrush(Qt.NoBrush)
+        if self.action == "edit":
+            path = QPainterPath(QPointF(4, 16))
+            for x, y in ((15, 5), (19, 9), (8, 20), (3, 21), (4, 16)):
+                path.lineTo(x, y)
+            painter.drawPath(path)
+            painter.drawLine(QPointF(13, 7), QPointF(17, 11))
+        else:
+            painter.drawLine(QPointF(4, 6), QPointF(20, 6))
+            painter.drawRoundedRect(QRectF(6, 6, 12, 15), 1.5, 1.5)
+            painter.drawPolyline(QPolygonF([QPointF(9, 6), QPointF(9, 3), QPointF(15, 3), QPointF(15, 6)]))
+            painter.drawLine(QPointF(10, 10), QPointF(10, 17))
+            painter.drawLine(QPointF(14, 10), QPointF(14, 17))
+        painter.restore()
+
+    def pixmap(self, size, mode, state):
+        pixmap = QPixmap(size)
+        pixmap.fill(Qt.transparent)
+        painter = QPainter(pixmap)
+        self.paint(painter, QRect(QPoint(), size), mode, state)
+        painter.end()
+        return pixmap
+
 class SerialBus:
     """ВЫСОКОУРОВНЕВЫЙ протокол для работы с серийной шиной (только через регистры)"""
 
@@ -320,12 +365,17 @@ class SerialTab(QWidget):
 
         self.bus_write_btn = QPushButton("Записать в шину")
         self.bus_write_btn.clicked.connect(self.write_to_bus)
-        bus_layout.addWidget(self.bus_write_btn, 1, 0, 1, 3)
 
         self.bus_read_btn = QPushButton("Прочитать из шину")
         self.bus_read_btn.clicked.connect(self.read_from_bus)
-        bus_layout.addWidget(self.bus_read_btn, 1, 3, 1, 3)
+        bus_buttons = QHBoxLayout()
+        bus_buttons.setSpacing(6)
+        bus_buttons.addWidget(self.bus_write_btn)
+        bus_buttons.addWidget(self.bus_read_btn)
+        bus_buttons.addStretch(1)
+        bus_layout.addLayout(bus_buttons, 1, 0, 1, 6)
 
+        bus_layout.setColumnStretch(6, 1)
         bus_group.setLayout(bus_layout)
         layout.addWidget(bus_group)
 
@@ -336,23 +386,34 @@ class SerialTab(QWidget):
         # Кнопка создания нового макроса
         self.create_macro_btn = QPushButton("Создать новый макрос")
         self.create_macro_btn.clicked.connect(self.create_macro)
-        macros_layout.addWidget(self.create_macro_btn)
         self.stop_macro_btn = QPushButton("Остановить макрос")
         self.stop_macro_btn.setEnabled(False)
         self.stop_macro_btn.clicked.connect(self.stop_macro)
-        macros_layout.addWidget(self.stop_macro_btn)
+        macro_actions = QHBoxLayout()
+        macro_actions.setSpacing(6)
+        macro_actions.addWidget(self.create_macro_btn)
+        macro_actions.addWidget(self.stop_macro_btn)
+        macro_actions.addStretch(1)
+        macros_layout.addLayout(macro_actions)
+        for button in (self.bus_write_btn, self.bus_read_btn, self.create_macro_btn, self.stop_macro_btn):
+            button.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Fixed)
+            button.setFixedHeight(30)
+            button.setStyleSheet("QPushButton { padding: 3px 10px; }")
 
         # Прокручиваемая область для кнопок макросов
         self.macros_scroll_area = QScrollArea()
         self.macros_scroll_area.setWidgetResizable(True)
         # Устанавливаем фиксированную высоту, чтобы вместить 3-4 строки макросов
-        self.macros_scroll_area.setMinimumHeight(150)  # Высота для 3-4 строк
+        self.macros_scroll_area.setMinimumHeight(120)  # Высота для 3-4 строк
 
         self.macros_scroll_content = QWidget()
         self.macros_scroll_layout = QGridLayout()
         self.macros_scroll_content.setLayout(self.macros_scroll_layout)
         self.macros_scroll_area.setWidget(self.macros_scroll_content)
-        self.macros_scroll_layout.setAlignment(Qt.AlignTop)
+        self.macros_scroll_layout.setAlignment(Qt.AlignTop | Qt.AlignLeft)
+        self.macros_scroll_layout.setContentsMargins(6, 6, 6, 6)
+        self.macros_scroll_layout.setHorizontalSpacing(8)
+        self.macros_scroll_layout.setVerticalSpacing(6)
         macros_layout.addWidget(self.macros_scroll_area)
 
         macros_group.setLayout(macros_layout)
@@ -375,6 +436,9 @@ class SerialTab(QWidget):
         results_layout.addWidget(self.bus_result_label, 1, 1)
 
         # Создаем фрейм для результатов
+        results_layout.setColumnStretch(2, 1)
+        self.bus_read_value_label.setMinimumWidth(180)
+        self.bus_result_label.setMaximumWidth(640)
         results_frame = QFrame()
         results_frame.setFrameShape(QFrame.StyledPanel)
         results_frame.setLayout(results_layout)
@@ -470,8 +534,7 @@ class SerialTab(QWidget):
 
     def add_macro_button_with_index(self, macro, index):
         """Добавить кнопку макроса в интерфейс с указанным индексом"""
-        # Изменяем расчет строк и колонок для 3 колонок
-        items_per_row = 3  # Теперь 3 кнопки в строке
+        items_per_row = 2
         row = len(self.macro_buttons) // items_per_row
         col = len(self.macro_buttons) % items_per_row
 
@@ -479,18 +542,20 @@ class SerialTab(QWidget):
         container = QWidget()
         container_layout = QHBoxLayout()
         container_layout.setContentsMargins(0, 0, 0, 0)
+        container_layout.setSpacing(4)
+        container.setMaximumWidth(360)
+        container.setSizePolicy(QSizePolicy.Maximum, QSizePolicy.Fixed)
 
         # Основная кнопка макроса
         macro_btn = QPushButton(macro['name'])
-        macro_btn.setMinimumHeight(40)
+        macro_btn.setFixedHeight(30)
+        macro_btn.setMinimumWidth(120)
+        macro_btn.setToolTip(macro["name"])
         macro_btn.setStyleSheet("""
             QPushButton {
                 font-weight: bold;
                 text-align: left;
-                padding: 10px;
-            }
-            QPushButton:hover {
-                background-color: #e0e0e0;
+                padding: 3px 8px;
             }
         """)
 
@@ -498,14 +563,22 @@ class SerialTab(QWidget):
         macro_btn.clicked.connect(partial(self.execute_macro_by_index, index))
 
         # Кнопка редактирования
-        edit_btn = QPushButton("✎")
+        edit_btn = QPushButton()
+        edit_btn.setIcon(QIcon(_MacroActionIcon("edit", edit_btn)))
+        edit_btn.setIconSize(QSize(16, 16))
         edit_btn.setFixedSize(30, 30)
+        edit_btn.setStyleSheet("QPushButton { padding: 0; }")
+        edit_btn.setAccessibleName("Редактировать макрос")
         edit_btn.setToolTip("Редактировать макрос")
         edit_btn.clicked.connect(partial(self.edit_macro_by_index, index))
 
         # Кнопка удаления
-        delete_btn = QPushButton("✕")
+        delete_btn = QPushButton()
+        delete_btn.setIcon(QIcon(_MacroActionIcon("delete", delete_btn)))
+        delete_btn.setIconSize(QSize(16, 16))
         delete_btn.setFixedSize(30, 30)
+        delete_btn.setStyleSheet("QPushButton { padding: 0; }")
+        delete_btn.setAccessibleName("Удалить макрос")
         delete_btn.setToolTip("Удалить макрос")
         delete_btn.clicked.connect(partial(self.delete_macro, index))
 
diff --git a/python/set_devices/bin_compare.py b/python/set_devices/bin_compare.py
new file mode 100644
index 0000000..9f8381a
--- /dev/null
+++ b/python/set_devices/bin_compare.py
@@ -0,0 +1,64 @@
+"""Renderer-independent comparison of arbitrary binary files."""
+from __future__ import annotations
+
+from dataclasses import dataclass
+import hashlib
+
+
+def compare_sha256(image: bytes, readback: bytes):
+    """Compare a complete physical readback against an immutable BIN snapshot."""
+    if not image or len(image) != len(readback):
+        raise ValueError('Для SHA-256 нужен полный прочитанный диапазон размером с BIN.')
+    expected = hashlib.sha256(image).hexdigest()
+    actual = hashlib.sha256(readback).hexdigest()
+    return expected == actual, expected, actual
+
+
+@dataclass(frozen=True)
+class Comparison:
+    left: bytes
+    right: bytes
+    offsets: tuple[int, ...]
+    changed_bits: int
+
+    @property
+    def changed_bytes(self) -> int:
+        return len(self.offsets)
+
+    @property
+    def size(self) -> int:
+        return max(len(self.left), len(self.right))
+
+
+def compare(left: bytes, right: bytes) -> Comparison:
+    """Count bit differences in overlap; unmatched bytes count as changed bytes."""
+    common = min(len(left), len(right))
+    offsets = tuple(i for i in range(common) if left[i] != right[i])
+    bits = sum(bin(left[i] ^ right[i]).count('1') for i in offsets)
+    return Comparison(left, right, offsets + tuple(range(common, max(len(left), len(right)))), bits)
+
+
+@dataclass(frozen=True)
+class MultiComparison:
+    images: tuple[bytes, ...]
+    offsets: tuple[int, ...]
+    pairs: tuple
+
+    @property
+    def size(self): return max(map(len, self.images))
+
+    @property
+    def changed_bytes(self): return len(self.offsets)
+
+
+def compare_many(images):
+    """Highlight offsets where any pair differs, including missing bytes."""
+    images = tuple(images)
+    if len(images) not in (1, 2, 3):
+        raise ValueError('Выберите от 1 до 3 BIN-файлов.')
+    if len(images) == 2:
+        return compare(*images)
+    pairs = tuple((a, b, compare(images[a], images[b]))
+                  for a in range(len(images)) for b in range(a + 1, len(images)))
+    offsets = tuple(sorted({offset for _, _, result in pairs for offset in result.offsets}))
+    return MultiComparison(images, offsets, pairs)
diff --git a/python/set_devices/disassembly.py b/python/set_devices/disassembly.py
new file mode 100644
index 0000000..adf5d11
--- /dev/null
+++ b/python/set_devices/disassembly.py
@@ -0,0 +1,107 @@
+"""TI C28x tool adapter. Decode instructions using TI's own assembler tools."""
+from pathlib import Path
+import subprocess
+import tempfile
+import os
+import re
+
+
+def align_disassembly(*texts):
+    """Align TI listings by word offset even when instruction sizes differ."""
+    listings = []
+    for text in texts:
+        if text.startswith('Ошибка:'):
+            return texts
+        listing = {}
+        previous = None
+        for line in text.splitlines():
+            match = re.match(r'^([0-9A-Fa-f]{8})\s+', line)
+            if match:
+                previous = int(match.group(1), 16)
+                listing[previous] = line
+            elif previous is not None and line.strip():
+                listing[previous] += ' ' + line.strip()
+        if not listing:
+            return texts
+        listings.append(listing)
+    addresses = sorted({address for listing in listings for address in listing})
+    return tuple('\n'.join(listing.get(address, f'{address:08X}   —') for address in addresses)
+                 for listing in listings)
+
+
+def find_ghidra(root):
+    configured = os.environ.get('GHIDRA_INSTALL_DIR', '')
+    if configured and (Path(configured) / 'support/analyzeHeadless.bat').is_file():
+        return configured
+    return next((str(path) for path in sorted(Path(root).glob('ghidra_*'), reverse=True)
+                 if (path / 'support/analyzeHeadless.bat').is_file()), '')
+
+
+def decompile_c28x(data: bytes, tools: str, base: int = 0) -> str:
+    """Run the configured Ghidra C28x processor and decompiler locally."""
+    root = Path(tools)
+    headless = root / 'support/analyzeHeadless.bat'
+    if not tools or not headless.is_file():
+        raise ValueError('Укажите папку Ghidra с установленным процессором TMS320C28x.')
+    if not data or len(data) % 2 or len(data) > 262144:
+        raise ValueError('Нужен непустой чётный диапазон до 256 КиБ.')
+    if not 0 <= base <= 0x3fffff:
+        raise ValueError('Адрес C28x должен быть в диапазоне 0…0x3FFFFF (в словах).')
+    scripts = Path(__file__).parent / 'disassembly_scripts'
+    env = dict(os.environ)
+    jdks = sorted(path for path in root.parent.glob('jdk*')
+                  if path.is_dir() and (path / 'bin/java.exe').is_file())
+    if jdks:
+        env['JAVA_HOME'] = str(jdks[-1])
+    with tempfile.TemporaryDirectory(prefix='setgui-decompile-') as folder:
+        work = Path(folder)
+        binary, output = work / 'range.bin', work / 'result.c'
+        binary.write_bytes(data)
+        arguments = [str(headless), str(work), 'analysis', '-import', str(binary),
+                     '-processor', 'TMS320C28x:LE:32:default', '-loader', 'BinaryLoader',
+                     '-loader-baseAddr', f'{base:x}', '-noanalysis', '-scriptPath', str(scripts),
+                     '-postScript', 'SetguiExportC.java', str(output), '-deleteProject']
+        result = subprocess.run(arguments, env=env, capture_output=True, text=True,
+                                errors='replace', timeout=180, stdin=subprocess.DEVNULL,
+                                creationflags=getattr(subprocess, 'CREATE_NO_WINDOW', 0))
+        if result.returncode or not output.is_file():
+            raise RuntimeError((result.stderr + '\n' + result.stdout)[-6000:])
+        text = output.read_text(encoding='utf-8')
+        if not text.rstrip().endswith('/* SETGUI_DECOMPILE_SUCCESS */'):
+            raise RuntimeError('Декомпиляция не завершена. ' + (result.stderr + '\n' + result.stdout)[-6000:])
+        return text.removesuffix('/* SETGUI_DECOMPILE_SUCCESS */\n')
+
+
+def find_c28x_tools():
+    candidates = sorted(Path('C:/ti').glob('ti-cgt-c2000_*/bin'), reverse=True)
+    candidates += sorted(Path('C:/ti').glob('ccs*/ccs/tools/compiler/ti-cgt-c2000_*/bin'), reverse=True)
+    return next((str(path) for path in candidates
+                 if (path / 'cl2000.exe').is_file() and (path / 'dis2000.exe').is_file()), '')
+
+
+def disassemble_c28x(data: bytes, tools: str) -> str:
+    """Wrap raw little-endian words in a temporary text section for dis2000."""
+    if not data or len(data) % 2:
+        raise ValueError('Для C28x нужен непустой диапазон с чётным числом байтов.')
+    if len(data) > 262144:
+        raise ValueError('Выберите диапазон не более 256 КиБ.')
+    directory = Path(tools)
+    for executable in ('cl2000.exe', 'dis2000.exe'):
+        if not (directory / executable).is_file():
+            raise ValueError(f'Не найден {executable} в {directory}')
+    with tempfile.TemporaryDirectory(prefix='setgui-disasm-') as folder:
+        root = Path(folder)
+        source = root / 'dump.asm'
+        source.write_text('    .text\n' + '\n'.join(
+            f'    .word 0x{int.from_bytes(data[i:i + 2], "little"):04X}'
+            for i in range(0, len(data), 2)) + '\n', encoding='ascii')
+        def run(arguments):
+            result = subprocess.run(arguments, cwd=root, capture_output=True,
+                                    text=True, errors='replace', timeout=30,
+                                    creationflags=getattr(subprocess, 'CREATE_NO_WINDOW', 0))
+            if result.returncode:
+                raise RuntimeError(result.stderr or result.stdout or 'Ошибка TI tools')
+            return result.stdout
+        run([str(directory / 'cl2000.exe'), '--silicon_version=28', '--compile_only',
+             '--output_file=dump.obj', str(source)])
+        return run([str(directory / 'dis2000.exe'), '--data_as_text', 'dump.obj'])
diff --git a/python/set_devices/disassembly_scripts/SetguiExportC.java b/python/set_devices/disassembly_scripts/SetguiExportC.java
new file mode 100644
index 0000000..8218409
--- /dev/null
+++ b/python/set_devices/disassembly_scripts/SetguiExportC.java
@@ -0,0 +1,38 @@
+// Local C pseudocode export for a raw, user-selected C28x code range.
+import ghidra.app.script.GhidraScript;
+import ghidra.app.decompiler.DecompInterface;
+import ghidra.app.decompiler.DecompileResults;
+import ghidra.program.model.address.Address;
+import ghidra.program.model.listing.Function;
+import ghidra.program.model.listing.FunctionIterator;
+import java.io.PrintWriter;
+import java.nio.charset.StandardCharsets;
+
+public class SetguiExportC extends GhidraScript {
+    public void run() throws Exception {
+        Address entry = currentProgram.getMinAddress();
+        disassemble(entry);
+        createFunction(entry, null);
+        analyzeAll(currentProgram);
+        DecompInterface decompiler = new DecompInterface();
+        try (PrintWriter out = new PrintWriter(getScriptArgs()[0], StandardCharsets.UTF_8.name())) {
+            out.println("/* Ghidra C pseudocode. Recovered types/names may be incomplete. */");
+            if (!decompiler.openProgram(currentProgram))
+                throw new Exception(decompiler.getLastMessage());
+            FunctionIterator functions = currentProgram.getFunctionManager().getFunctions(true);
+            int count = 0;
+            while (functions.hasNext() && !monitor.isCancelled()) {
+                Function function = functions.next();
+                if (function.isExternal()) continue;
+                DecompileResults result = decompiler.decompileFunction(function, 10, monitor);
+                out.println("/* Address: " + function.getEntryPoint() + " */");
+                if (result.decompileCompleted() && result.getDecompiledFunction() != null) {
+                    out.println(result.getDecompiledFunction().getC());
+                    count++;
+                } else out.println("/* Decompilation failed: " + result.getErrorMessage() + " */");
+            }
+            if (count == 0) throw new Exception("No functions decompiled. Select a range beginning at a function entry.");
+            out.println("/* SETGUI_DECOMPILE_SUCCESS */");
+        } finally { decompiler.dispose(); }
+    }
+}
diff --git a/python/set_devices/firmware_check.py b/python/set_devices/firmware_check.py
new file mode 100644
index 0000000..7299761
--- /dev/null
+++ b/python/set_devices/firmware_check.py
@@ -0,0 +1,40 @@
+"""Portable, read-only TMS firmware verification against an immutable BIN."""
+from protocan.tms2812 import build_upload_request, decode_upload_reply
+from .bin_compare import compare_sha256
+
+
+class TmsFirmwareCheck:
+    def __init__(self, controller, word_address, image, block_size=256):
+        self.image = bytes(image)
+        if not 1 <= controller <= 255:
+            raise ValueError("Для проверки нужен адрес контроллера 1..255")
+        if not self.image or len(self.image) > 4 * 1024 * 1024:
+            raise ValueError("Размер BIN должен быть 1..4194304 байт")
+        if not 0 <= word_address <= 0xFFFFFFFF or word_address + (len(self.image) + 1) // 2 > 0x100000000:
+            raise ValueError("Диапазон памяти вне 32-битного адресного пространства")
+        if not 2 <= block_size <= 65534 or block_size % 2:
+            raise ValueError("Размер блока должен быть чётным: 2..65534 байт")
+        self.controller, self.word_address = controller, word_address
+        self.block_size = block_size
+        self.readback = bytearray()
+
+    @property
+    def done(self):
+        return len(self.readback) == len(self.image)
+
+    @property
+    def count(self):
+        return min(self.block_size, len(self.image) - len(self.readback))
+
+    def request(self):
+        if self.done:
+            raise ValueError("Проверка уже завершена")
+        return build_upload_request(self.controller, self.word_address + len(self.readback) // 2, self.count)
+
+    def accept(self, reply):
+        if self.done:
+            raise ValueError("Проверка уже завершена")
+        self.readback.extend(decode_upload_reply(reply, self.controller, self.count))
+
+    def result(self):
+        return compare_sha256(self.image, bytes(self.readback))
diff --git a/python/set_devices/firmware_identity.py b/python/set_devices/firmware_identity.py
new file mode 100644
index 0000000..453c21e
--- /dev/null
+++ b/python/set_devices/firmware_identity.py
@@ -0,0 +1,110 @@
+"""Firmware-info v1 and the adjacent release passport (no device I/O)."""
+from __future__ import annotations
+
+from dataclasses import dataclass
+from datetime import datetime, timezone
+import hashlib
+import json
+from pathlib import Path
+
+from protocan.periph28335 import with_crc
+
+MAX_IMAGE_SIZE = 199993
+
+REGISTER_ADDRESS = 0x1200
+REGISTER_COUNT = 12
+
+
+def read_request(controller: int) -> bytes:
+    if not 1 <= controller <= 255:
+        raise ValueError("Для чтения версии нужен адрес контроллера 1..255")
+    return with_crc(bytes((controller, 3)) + REGISTER_ADDRESS.to_bytes(2, 'big')
+                    + REGISTER_COUNT.to_bytes(2, 'big'))
+
+
+@dataclass(frozen=True)
+class FirmwareIdentity:
+    version: tuple[int, int, int]
+    built_at: datetime
+    build_id: str
+
+    def __post_init__(self):
+        if (len(self.version) != 3 or any(type(v) is not int or not 0 <= v <= limit
+                for v, limit in zip(self.version, (255, 255, 999)))
+                or not 2000 <= self.built_at.year <= 2199
+                or self.built_at.utcoffset() is None
+                or self.built_at.microsecond
+                or len(self.build_id) != 8
+                or any(not 32 <= ord(c) <= 126 for c in self.build_id)):
+            raise ValueError("Некорректные данные версии прошивки")
+
+    def describe(self):
+        version = '.'.join(map(str, self.version))
+        return f"{version} · {self.built_at:%Y-%m-%d %H:%M:%S} UTC · Build ID {self.build_id}"
+
+
+def decode_identity(words):
+    if len(words) != REGISTER_COUNT or words[0] != 1:
+        raise ValueError("Неизвестный формат версии (требуется firmware-info v1)")
+    if any(type(w) is not int or not 0 <= w <= 65535 for w in words):
+        raise ValueError("Некорректные регистры версии")
+    try:
+        stamp = datetime(words[4], words[5] >> 8, words[5] & 255,
+                         words[6] >> 8, words[6] & 255, words[7], tzinfo=timezone.utc)
+        build_id = bytes(b for w in words[8:] for b in (w >> 8, w & 255)).decode('ascii')
+        return FirmwareIdentity(tuple(words[1:4]), stamp, build_id)
+    except (ValueError, UnicodeError) as error:
+        raise ValueError("Некорректные данные версии: " + str(error)) from error
+
+
+def inspect_image(path: Path, data: bytes | None = None, *, expected_eeprom=None,
+                  expected_product="Balsam-167-PM35", expected_target="TMS320F28335",
+                  max_image_size=MAX_IMAGE_SIZE):
+    """Return None for legacy images; reject a present but invalid passport.
+
+    The caller may supply the exact bytes it will upload, avoiding a second
+    read between hash verification and transmission.
+    """
+    if data is None:
+        with path.open('rb') as stream:
+            data = stream.read(max_image_size + 1)
+    if not 0 < len(data) <= max_image_size:
+        raise ValueError(f"Размер бинарного файла должен быть 1..{max_image_size} байт")
+    passport = Path(str(path) + '.manifest.json')
+    if not passport.exists():
+        return None
+    try:
+        with passport.open('r', encoding='utf-8-sig') as stream:
+            raw = stream.read(65537)
+        if len(raw) > 65536:
+            raise ValueError("Слишком большой паспорт прошивки")
+        meta = json.loads(raw)
+        if (meta['schema'] != 1 or meta['identity_contract'] != 1
+                or meta['identity_register_count'] != REGISTER_COUNT):
+            raise ValueError("Неизвестный формат паспорта")
+        if meta['product'] != expected_product or meta['target'] != expected_target:
+            raise ValueError(f"Паспорт предназначен для другого устройства (ожидается {expected_product} / {expected_target})")
+        if (type(meta['size_bytes']) is not int or meta['size_bytes'] != len(data)
+                or meta['sha256'] != hashlib.sha256(data).hexdigest()):
+            raise ValueError("BIN не соответствует паспорту: размер или SHA-256 не совпадает")
+        if expected_eeprom is not None and meta.get('eeprom') is not None:
+            if meta['eeprom'] != expected_eeprom:
+                raise ValueError(f"BIN для {meta['eeprom']}, а выбрана EEPROM {expected_eeprom}")
+        stamp = datetime.fromisoformat(meta['built_at_utc'].replace('Z', '+00:00'))
+        if stamp.utcoffset() is None or stamp.utcoffset().total_seconds() != 0:
+            raise ValueError("Дата паспорта должна быть в UTC")
+        return FirmwareIdentity(tuple(meta['version']), stamp, meta['build_id'])
+    except (KeyError, TypeError, ValueError, AttributeError) as error:
+        raise ValueError("Ошибка паспорта: " + str(error)) from error
+
+
+def compare_identity(device, image):
+    if device is None or image is None:
+        return "Сравнение недоступно: нужны версия с платы и проверенный паспорт BIN."
+    if device == image:
+        return "Версия, дата сборки и Build ID совпадают. Содержимое памяти платы этим не проверяется."
+    if image.version > device.version:
+        return "Выбранная версия новее установленной."
+    if image.version < device.version:
+        return "Выбранная версия старее установленной (понижение версии)."
+    return "Номер версии совпадает, но дата сборки или Build ID отличаются."
diff --git a/python/set_devices/tektronix.py b/python/set_devices/tektronix.py
index 9263c6f..28ce8b7 100644
--- a/python/set_devices/tektronix.py
+++ b/python/set_devices/tektronix.py
@@ -8,6 +8,8 @@ See docs/tektronix-dpo4034.md for wiring, commands and scaling.
 """
 from dataclasses import dataclass
 import math
+import struct
+import sys
 
 
 def resource_name(interface, address, board=0):
@@ -52,18 +54,31 @@ class DPO4034:
             try:
                 import pyvisa
             except ImportError as exc:
-                raise RuntimeError("Установите PyVISA и NI-VISA или TekVISA") from exc
+                if getattr(sys, "frozen", False):
+                    message = "В сборке SETGUI недоступна PyVISA. Используйте исправленную сборку EXE."
+                else:
+                    message = "В Python-окружении недоступна PyVISA. Установите PyVISA (для Python 3.8: версия 1.14.1)."
+                raise RuntimeError(message + " Причина: " + str(exc)) from exc
             factory = pyvisa.ResourceManager
         try:
-            self.manager = factory()
+            try:
+                self.manager = factory()
+            except (OSError, ValueError) as exc:
+                if self._factory is not None:
+                    raise
+                bits = struct.calcsize("P") * 8
+                raise RuntimeError(
+                    f"Не удалось загрузить VISA-драйвер. Установите NI-VISA или TekVISA {bits}-bit "
+                    "с поддержкой вашей Windows (для Win7 нужна совместимая версия). Причина: " + str(exc)
+                ) from exc
             self.instrument = self.manager.open_resource(resource, open_timeout=timeout_ms)
             self.instrument.timeout = timeout_ms
             self.instrument.write_termination = "\n"
             self.instrument.read_termination = "\n"
             identity = self.instrument.query("*IDN?").strip()
             fields = identity.upper().split(",")
-            if len(fields) < 2 or "TEKTRONIX" not in fields[0] or fields[1].strip() not in ("DPO4034", "MDO4034C"):
-                raise ValueError(f"Ожидался Tektronix DPO4034 или MDO4034C, получено: {identity}")
+            if len(fields) < 2 or "TEKTRONIX" not in fields[0] or fields[1].strip() not in ("DPO4034", "DPO4034B", "MDO4034C"):
+                raise ValueError(f"Ожидался Tektronix DPO4034, DPO4034B или MDO4034C, получено: {identity}")
             self.instrument.write("HEADER OFF")
             return identity
         except Exception:
diff --git a/python/set_devices/tektronix_session.py b/python/set_devices/tektronix_session.py
index b08f2b2..6611124 100644
--- a/python/set_devices/tektronix_session.py
+++ b/python/set_devices/tektronix_session.py
@@ -54,6 +54,8 @@ class ScopeSession:
                             value = CaptureFrame(value, prepare_preview(value, args[3]))
                             if automatic:
                                 state.consumed(status)
+                    elif action == "sync_settings":
+                        value = client.settings(*args)
                     elif action == "export":
                         filename, waves = args
                         with open(filename, "w", newline="", encoding="utf-8-sig") as stream:
diff --git a/python/set_devices/ump_logger.py b/python/set_devices/ump_logger.py
index 048d407..def1a43 100644
--- a/python/set_devices/ump_logger.py
+++ b/python/set_devices/ump_logger.py
@@ -14,6 +14,7 @@ from dataclasses import dataclass
 from protocan import periph28335 as protocol
 
 BASE = 0x1000
+PROTECTION = 0x1300  # Balsam 167: versioned voltage protection/test block.
 DATA = 0x1010
 LIVE = 0x1100
 EMU_CONTROL = 0x1200
@@ -79,7 +80,7 @@ def request(controller: int, function: int, address: int, value: int, *, record_
         raise ValueError('Неверный размер записи логгера')
     capacity = {40: 800, 42: 760}[record_words]
     if function == 3:
-        valid = ((address == BASE and value == 16) or
+        valid = ((address == PROTECTION and value == 8) or (address == BASE and value == 16) or
                  (address == DATA and 1 <= value <= 120 and (value % WORDS == 0 or value in (42, 84))) or (address == LIVE and value == 124) or (address == EMU_CONTROL and value == 4)
                  or (address == FAST_CAPABILITY and value == 4)
                  or (FAST_DATA <= address < FAST_DATA + capacity * record_words
@@ -87,7 +88,9 @@ def request(controller: int, function: int, address: int, value: int, *, record_
                      and 1 <= value <= 120 and value % record_words == 0
                      and address + value <= FAST_DATA + capacity * record_words))
     else:
-        valid = function == 6 and (address in (BASE, BASE + 1, BASE + 2, BASE + 3) or
+        valid = function == 6 and ((address == PROTECTION + 2 and value in (0, 1, 2, 3)) or
+                                   (address == PROTECTION + 3 and 1 <= value <= 60000) or
+                                   address in (BASE, BASE + 1, BASE + 2, BASE + 3) or
                                    (address == EMU_CONTROL + 2 and value in (0, 1)))
     if not valid:
         raise ValueError('Недопустимый запрос логгера УМП')
diff --git a/python/set_devices/ump_logger_can.py b/python/set_devices/ump_logger_can.py
index 08b98cc..6e23c5e 100644
--- a/python/set_devices/ump_logger_can.py
+++ b/python/set_devices/ump_logger_can.py
@@ -11,7 +11,7 @@
 """
 from dataclasses import dataclass, field
 import struct
-from set_devices.ump_logger import BASE, DATA, LIVE, EMU_CONTROL
+from set_devices.ump_logger import BASE, DATA, LIVE, EMU_CONTROL, PROTECTION
 
 MARKER = 0x1F00
 MAX_WORDS = 124
@@ -26,10 +26,12 @@ def request_ids(mode):
 def build_request(mode, token, function, address, value):
     if not 1 <= token <= 255:
         raise ValueError('Неверный номер CAN-запроса')
-    valid = ((function == 3 and ((address == BASE and value == 16) or
+    valid = ((function == 3 and ((address == PROTECTION and value == 8) or (address == BASE and value == 16) or
              (address == DATA and value in (40, 80, 120, 42, 84)) or
              (address == LIVE and value == MAX_WORDS) or (address == EMU_CONTROL and value == 4))) or
              (function == 6 and ((BASE <= address <= BASE+3 and 0 <= value <= 65535) or
+              (address == PROTECTION+2 and value in (0, 1, 2, 3)) or
+              (address == PROTECTION+3 and 1 <= value <= 60000) or
               (address == EMU_CONTROL+2 and value in (0, 1)))))
     if not valid:
         raise ValueError('Недопустимый запрос CAN-логгера')
diff --git a/python/set_devices/ump_logger_demo.py b/python/set_devices/ump_logger_demo.py
index 0796372..c88d27d 100644
--- a/python/set_devices/ump_logger_demo.py
+++ b/python/set_devices/ump_logger_demo.py
@@ -24,7 +24,8 @@ def sample(time_ms, period_ms=20, *, repeat=True):
     else:
         current = 4
 
-    words = [0] * codec.WORDS
+    # Extended logger record includes both DC-link voltage measurements.
+    words = [0] * 42
     words[0], words[1] = time_ms & 65535, (time_ms >> 16) & 65535
     words[2] = 1 | (0x100 if 5000 <= phase < 5000 + period_ms else 0)
     words[3] = (int(started) << 7) | (int(reset) << 6)
@@ -42,6 +43,14 @@ def sample(time_ms, period_ms=20, *, repeat=True):
     words[18:24] = [0xE07F, words[3], 6, 16, (time_ms // 100) & 65535, 0]
     words[24:31] = [6, 16, 500, 3500, 2000, 500, 3500]
     words[31:36] = [ramp if started else 0, 2500, 60, 160, round(ramp * 1000 / 2500)]
+    if started:
+        charge = min(1.0, (phase - 1000) / 1500)
+    elif phase >= 5000:
+        charge = max(0.0, 1 - (phase - 5000) / 800)
+    else:
+        charge = 0.0
+    words[40] = round(charge * (600 + 3 * math.sin(phase / 80)))
+    words[41] = round(charge * (590 + 4 * math.sin(phase / 95 + .7)))
     return codec.sample(words)
 
 
diff --git a/python/tests/test_pysetterminal.py b/python/tests/test_pysetterminal.py
index fa99218..40b071e 100644
--- a/python/tests/test_pysetterminal.py
+++ b/python/tests/test_pysetterminal.py
@@ -3,11 +3,17 @@ import os
 import unittest
 os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
 from PySide6.QtWidgets import QApplication
-from PySide6.QtTest import QTest
+from PySide6.QtCore import QEventLoop, QTimer
 from pysetterminal.rawprotocol import RawProtocolWidget
 from pysetterminal.serialbus import SerialBus, SerialTab
 
 
+def process_events(milliseconds):
+    loop = QEventLoop()
+    QTimer.singleShot(milliseconds, loop.quit)
+    loop.exec()
+
+
 class PendingProtocol:
     def __init__(self):
         self.requests = []
@@ -39,11 +45,11 @@ class MacroTests(unittest.TestCase):
     def test_scheduled_execution_returns_and_can_be_cancelled(self):
         self.tab.execute_macro_commands([self.command])
         self.assertEqual(self.protocol.requests, [])
-        QTest.qWait(20)
+        process_events(20)
         self.assertEqual(self.protocol.requests, [(0x200B, 0x35)])
         self.assertTrue(self.tab.stop_macro_btn.isEnabled())
         self.tab.stop_macro()
-        QTest.qWait(20)
+        process_events(20)
         self.assertFalse(self.tab._macro_running)
         self.assertTrue(self.tab.bus_read_btn.isEnabled())
         self.assertEqual(len(self.protocol.requests), 1)
@@ -52,20 +58,20 @@ class MacroTests(unittest.TestCase):
         self.tab.execute_macro_commands([self.command])
         self.tab.stop_macro()
         self.tab.execute_macro_commands([self.command])
-        QTest.qWait(20)
+        process_events(20)
         self.assertEqual(len(self.protocol.requests), 1)
         self.protocol.callback(False, "CRC error")
-        QTest.qWait(20)
+        process_events(20)
         self.assertFalse(self.tab._macro_running)
         self.assertEqual(len(self.protocol.requests), 1)
 
     def test_completion_runs_next_step_and_updates_value(self):
         self.tab.execute_macro_commands([self.command])
-        QTest.qWait(20)
+        process_events(20)
         self.protocol.callback(True, {'raw': b"ack"})
-        QTest.qWait(20)
+        process_events(20)
         self.assertEqual(self.protocol.requests[-1], (0x200F, None))
         self.protocol.callback(True, {'value': 0x1234, 'raw_response': {'raw': b"reply"}})
-        QTest.qWait(20)
+        process_events(20)
         self.assertFalse(self.tab._macro_running)
         self.assertEqual(self.tab.bus_read_value_label.text(), "0x1234 (4660)")