73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
#pragma once
|
|
|
|
#include <stdint.h>
|
|
#include <stddef.h>
|
|
|
|
enum class Role : uint8_t { SOLO, MASTER, SLAVE };
|
|
enum class FailReason : uint8_t {
|
|
NONE, NO_SIGNAL, PERIOD_OUT, DUTY_OUT, EXTRA_EDGE, GLITCH, LOST_EDGE,
|
|
TOO_FEW_PERIODS, LINK_LOST, UNSUPPORTED, RESOLUTION, ABORTED
|
|
};
|
|
|
|
const char *roleName(Role role);
|
|
const char *failName(FailReason reason);
|
|
|
|
struct Settings {
|
|
uint16_t version;
|
|
uint8_t role;
|
|
uint8_t startIndex;
|
|
uint8_t endIndex;
|
|
uint8_t stepIndex;
|
|
uint8_t accuracyIndex;
|
|
uint8_t timeIndex;
|
|
uint8_t repeatIndex;
|
|
uint8_t dutyIndex;
|
|
uint32_t checksum;
|
|
};
|
|
|
|
struct TestParams {
|
|
uint32_t startHz;
|
|
uint32_t endHz;
|
|
uint32_t stepHz;
|
|
float accuracyPct;
|
|
uint32_t testTimeMs;
|
|
uint8_t repeats;
|
|
uint8_t dutyPct;
|
|
};
|
|
|
|
struct PulsePeriod {
|
|
uint64_t startTick;
|
|
uint32_t periodTicks;
|
|
uint32_t activeTicks;
|
|
};
|
|
|
|
struct StageStats {
|
|
uint32_t periods;
|
|
uint64_t periodSum;
|
|
uint64_t activeSum;
|
|
uint32_t minPeriod;
|
|
uint32_t maxPeriod;
|
|
uint32_t minActive;
|
|
uint32_t maxActive;
|
|
uint32_t firstBadPeriod;
|
|
uint8_t firstBadRepeat;
|
|
float badFrequency;
|
|
float badDuty;
|
|
FailReason reason;
|
|
void reset();
|
|
};
|
|
|
|
uint32_t settingsChecksum(const Settings &s);
|
|
uint32_t frequencyPointCount(uint32_t startHz, uint32_t endHz, uint32_t stepHz);
|
|
uint32_t frequencyAt(uint32_t startHz, uint32_t endHz, uint32_t stepHz, uint32_t index);
|
|
uint64_t nominalTotalUs(const TestParams &p, uint32_t settleCycles);
|
|
bool periodWithin(float measuredHz, float expectedHz, float tolerancePct);
|
|
bool dutyWithin(float measuredPct, float expectedPct, float tolerancePct);
|
|
uint8_t choosePwmResolution(uint32_t frequencyHz, uint32_t sourceClockHz,
|
|
uint8_t maxBits);
|
|
FailReason validateResolution(uint32_t frequencyHz, float dutyPct, float accuracyPct,
|
|
uint32_t captureResolutionHz, uint8_t pwmBits);
|
|
FailReason evaluatePeriod(const PulsePeriod &period, uint32_t tickHz, float expectedHz,
|
|
float expectedDuty, float tolerancePct, uint8_t repeat,
|
|
StageStats &stats);
|