A temperature and humidity acquisition device uses NRF52832, watchdog, RTC timer, external touch button interruption, BLE open state, feeding the dog every minute through the timer, there are two timer acquisition sensors, the device is generally in a dormant state, after running for a period of time (about a month), a small part of the device does not collect and transmit. Sensor, judgment should be that the timer is not working, the watchdog is not working to reset, but the button, BLE connection is working.
