nRF52840 DK
Blecon Modem for Prototyping
The nRF52840 DK is the reference development kit for the nRF52840.
Pinout
| Pin Label | Name | Function |
|---|---|---|
GND | GND | Ground |
5V | 5V | 5V Power input |
P1.01 (D0) | TX | UART TX |
P1.02 | RX | UART RX |
P1.03 | RTS | UART Ready to Send |
P1.04 | CTS | UART Clear to Send |
When using the nRF52840 DK as an external modem, it is recommended to power it from an external 5V source using the 5V pin, and move SW6 to 'nRF only'.
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