Feature addition
- Uart supports interrupt
- Lis2dh12 driver
- quectel L80/L86 driver
- Omron 2SMPB02
- Segger RTT traces
Fix & Improvement
- Sx1276 init lowpower
- Sx1276 LoRa and Sigfox fix
- Voltage and Temp measure from ADC
- Max1705 startup with 3x bat
- State machine description in flash