SystemSleepResult class
wakeupReason() (SystemSleepResult)
// PROTOTYPE
SystemSleepWakeupReason wakeupReason() const;
// EXAMPLE
SystemSleepConfiguration config;
config.mode(SystemSleepMode::STOP)
.gpio(D2, FALLING)
.duration(15min);
SystemSleepResult result = System.sleep(config);
if (result.wakeupReason() == SystemSleepWakeupReason::BY_GPIO) {
// Waken by pin
pin_t whichPin = result.wakeupPin();
}
Returns the reason for wake. Constants include:
| Constant | Purpose |
|---|---|
SystemSleepWakeupReason::UNKNOWN |
Unknown reason |
SystemSleepWakeupReason::BY_GPIO |
GPIO pin |
SystemSleepWakeupReason::BY_RTC |
Time-based |
SystemSleepWakeupReason::BY_LPCOMP |
Analog value |
SystemSleepWakeupReason::BY_USART |
Serial |
SystemSleepWakeupReason::BY_CAN |
CAN bus |
SystemSleepWakeupReason::BY_BLE |
BLE |
SystemSleepWakeupReason::BY_NETWORK |
Network (cellular or Wi-Fi) |