Merge pull request #2897 from yarda/companion-add-mcu-temp-sensor

Added MCU temp sensor to the companion
This commit is contained in:
Liam Cottle
2026-07-15 20:11:24 +12:00
committed by GitHub
2 changed files with 30 additions and 7 deletions
+20 -7
View File
@@ -280,16 +280,29 @@ void NRF52Board::sleep(uint32_t secs) {
// Temperature from NRF52 MCU
float NRF52Board::getMCUTemperature() {
NRF_TEMP->TASKS_START = 1; // Start temperature measurement
long startTime = millis();
while (NRF_TEMP->EVENTS_DATARDY == 0) { // Wait for completion. Should complete in 50us
if(millis() - startTime > 5) { // To wait 5ms just in case
NRF_TEMP->TASKS_STOP = 1;
uint8_t sd_enabled = 0;
sd_softdevice_is_enabled(&sd_enabled);
if (sd_enabled) {
uint32_t err_code;
int32_t temp;
err_code = sd_temp_get(&temp);
if (err_code == NRF_SUCCESS) {
return (float)temp * 0.25f;
} else {
return NAN;
}
} else {
NRF_TEMP->TASKS_START = 1; // Start temperature measurement
long startTime = millis();
while (NRF_TEMP->EVENTS_DATARDY == 0) { // Wait for completion. Should complete in 50us
if(millis() - startTime > 5) { // To wait 5ms just in case
NRF_TEMP->TASKS_STOP = 1;
return NAN;
}
}
}
NRF_TEMP->EVENTS_DATARDY = 0; // Clear event flag
int32_t temp = NRF_TEMP->TEMP; // In 0.25 *C units