Files
OptoTest/OpticalChannelTester/OpticalChannelTester.ino

58 lines
1.9 KiB
C++

#include "App.h"
#include "Config.h"
#include <math.h>
#ifdef PWM_OUTPUT_TEST
PwmGenerator pwmOutputTest;
uint32_t pwmOutputTestPulseNs = PWM_OUTPUT_TEST_MIN_PULSE_NS;
uint32_t pwmOutputTestUpdatedMs = 0;
void setup() {
Serial.begin(SERIAL_BAUD);
delay(200);
Serial.printf("\nPWM OUTPUT TEST: GPIO=%u requested=%luHz pulse=%lu..%luns sine=%lums safe=%s\n",
GPIO_PWM, PWM_OUTPUT_TEST_FREQUENCY_HZ,
PWM_OUTPUT_TEST_MIN_PULSE_NS, PWM_OUTPUT_TEST_MAX_PULSE_NS,
PWM_OUTPUT_TEST_SWEEP_PERIOD_MS,
PWM_SAFE_LEVEL == HIGH ? "HIGH" : "LOW");
pwmOutputTest.begin();
ActualPwm actual = {};
if (pwmOutputTest.start(PWM_OUTPUT_TEST_FREQUENCY_HZ,
pwmOutputTestPulseNs, actual)) {
Serial.printf("PWM OUTPUT TEST STARTED: actual=%luHz pulse=%luns bits=%u\n",
actual.actualHz, actual.actualPulseNs, actual.bits);
} else {
Serial.println("PWM OUTPUT TEST FAILED");
}
}
void loop() {
const uint32_t now = millis();
if (now - pwmOutputTestUpdatedMs < PWM_OUTPUT_TEST_UPDATE_MS) return;
pwmOutputTestUpdatedMs = now;
constexpr float PWM_TWO_PI = 6.28318530718f;
const float phase = PWM_TWO_PI * (now % PWM_OUTPUT_TEST_SWEEP_PERIOD_MS) /
PWM_OUTPUT_TEST_SWEEP_PERIOD_MS;
const float center = (PWM_OUTPUT_TEST_MIN_PULSE_NS + PWM_OUTPUT_TEST_MAX_PULSE_NS) * 0.5f;
const float amplitude = (PWM_OUTPUT_TEST_MAX_PULSE_NS - PWM_OUTPUT_TEST_MIN_PULSE_NS) * 0.5f;
const uint32_t pulseNs = static_cast<uint32_t>(center + amplitude * sinf(phase) + 0.5f);
if (pulseNs == pwmOutputTestPulseNs) return;
ActualPwm actual = {};
if (pwmOutputTest.start(PWM_OUTPUT_TEST_FREQUENCY_HZ, pulseNs, actual)) {
pwmOutputTestPulseNs = pulseNs;
} else {
Serial.printf("PWM OUTPUT TEST UPDATE FAILED: pulse=%luns\n", pulseNs);
delay(100);
}
}
#else
App app;
void setup() { app.begin(); }
void loop() { app.update(); }
#endif