Concept #
It is possible to mount either CR2032 or CR2477
Hardware #
board render
Schematics #
Board #
Top #
Bottom #
Module #
Application #
Firmware #
Low Power configuration #
| Flags to clear |
|---|
| NRFX_UARTE_ENABLED |
| NRFX_UART_ENABLED |
| UART_ENABLED |
| UART0_ENABLED |
| NRF_FPRINTF_ENABLED |
| NRF_LOG_BACKEND_UART_ENABLED |
| NRF_LOG_STR_FORMATTER_TIMESTAMP_FORMAT_ENABLED |
| NRF_LOG_ENABLED |
- removed nrf_drv_uart.c from Makefile
- Required nRF52832 Errata [89] TWI: Static 400 uA current while using GPIOTE
Low Power Measures #
| Mode | Current |
|---|---|
| RTC + RAM | 9.6 uA |
| // + Sensors | 22 uA |
| // without TWI Woraround | 470 uA |
| Uart Log | 500 uA |
| Uart Log + HF | 700 uA |
- 250 us @ 12 mA
- 1.5 ms @ 3.5 mA
- 50 uA @ infinite
