my dev.board - Seeed Studio XIAO nRF52840 Sense and XIAO Expansion board






Pinout of XIAO nRF52840 Sense:


Pinout of XIAO Expansion board:

Getting Started Guide:
XIAO BLE Sense (XIAO nRF52840 Sense)
XIAO Expansion board

More:
Install CircuitPython Firmware on Seeed Studio XIAO nRF52840 Sense (and more exercise using CircuitPython).
Install Seeed nRF52 Boards on Arduino IDE 1.8.19 to program XIAO nRF52840 Sense in Arduino Framework (on Raspberry Pi OS)

Exercises of XIAO nRF52840 Sense:
Test 1.44" 128x128 ST7735 SPI TFTs, on XIAO nRF52840 Sense/CicuitPython
XIAO nRF52840/CircuitPython implement BLE UART Service, linked with XIAO ESP32C3/Arduino BLE UART Client.

Exercises with XIAO Expansion board:
XIAO nRF52840 Sense/CircuitPython examples for SSD1306 I2C OLED
Xiao ESP32C3 display on SSD1306 128x64 OLED (I2C & SPI) using U8g2 Library (arduino-esp32)
XIAO nRF52840 Sense/XIAO Expansion board display on OLED in Arduino framework, using U8g2 Library.
BLE UART Peripheral run on XIAO nRF52840 Sense (in Arduino Framework)


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