1.9 KiB
1.9 KiB
| layout | board_id | title | name | manufacturer | board_url | board_image | date_added | downloads_display | family | bootloader_id | features | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| download | pillbug | PillBug Download | PillBug | MechWild | https://mechwild.com/product/pillbug/ | pillbug.jpg | 2022-11-10 | true | nrf52840 | pillbug |
|
The PillBug is a BLE enabled development board powered by the nRF52840 that is designed to be a drop in replacement for the stm32f401/stm32f411 blackpill development board. This board was designed for compatibility with blackpill driven keyboards and will work as a simple replacement in most cases. The PillBug features 3.7V Li-Ion battery charger, a software controlled hardware cutoff for powering peripherals, a controllable status LED, and compatibility with blackpill's pinouts for I2C/SPI/UART.
Technical details
- BLE (Bluetooth Low Energy) capable
- nRF52840 powered with 1MB Flash memory and 256KB RAM
- Preloaded Adafruit nRF52 Bootloader utlizing UF2 and DFU flashing options
- Software controlled blue status LED that can be configured by application
- Hardware controlled charging red status LED
- 3.3V GPIO logic and power provided through VCC pins
- Software controlled MOSFET to disable providing power through the power pins to external peripherals
- 30 Total GPIO pins in an easy to use and breadboard friendly layout
- RTC (real-time clock) capabilities provided through use of 32.768kHz oscillator (necessary for BlE)