feat(ds18b20-ds2480): добавь драйвер датчиков через UART-мост

c/ds18b20-ds2480/ds18b20_ds2480.h

@@ -0,0 +1,32 @@
+#ifndef DS18B20_DS2480_H
+#define DS18B20_DS2480_H
+#include "ds2480.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Find next DS18B20, skipping other families; same cursor rules as bridge. */
+ds2480_status ds18b20_ds2480_next(ds2480 *bus, ds2480_search *search);
+/** Start conversion and hold strong pullup for 750 ms (all resolutions).
+ * rom=NULL broadcasts: use only on a bus containing exclusively DS18B20.
+ * Supports external and parasite power within the bridge's current budget.
+ */
+ds2480_status ds18b20_ds2480_convert(ds2480 *bus, const uint8_t rom[8]);
+/** Read and validate all 9 scratchpad bytes. Output is unchanged on error.
+ * rom is mandatory, must have family 0x28 and valid CRC.
+ */
+ds2480_status ds18b20_ds2480_read(ds2480 *bus, const uint8_t rom[8], uint8_t scratchpad[9]);
+/** Read last conversion in signed 1/16 Celsius units; masks undefined bits
+ * for 9/10/11-bit resolution. Call convert first: power-on 85 C is ambiguous.
+ * Output is unchanged on error. Does not start a conversion itself.
+ */
+ds2480_status ds18b20_ds2480_temperature(ds2480 *bus, const uint8_t rom[8], int16_t *raw);
+/** Set TH/TL and resolution (9..12); verify by reading back.
+ * save!=0 copies to EEPROM with 12 ms strong pullup; avoid frequent writes.
+ */
+ds2480_status ds18b20_ds2480_configure(ds2480 *bus, const uint8_t rom[8],
+    int8_t th, int8_t tl, uint8_t resolution, uint8_t save);
+#ifdef __cplusplus
+}
+#endif
+#endif