Bluetooth 4.0 NRF51822 Core Board (B), Small Factor

Bluetooth 4.0 NRF51822 Core Board (B), Small Factor — Waveshare — Core51822 (B)

Compact small-form-factor BLE 4.0 core module board based on nRF51822 for 2.4 GHz wireless development. Smaller footprint than the standard Core51822.

Pinout

Logical pinout · physical placement not verified
BLUETOOTH 4.0 NRF51822VCCSWDIOGNDSWCLKP0.00–P0.31RESET
  • VCC
    Type · Power
  • GND
    Type · Ground
  • P0.00–P0.31
    Type · Signal
  • SWDIO
    Type · Signal
  • SWCLK
    Type · Signal
  • RESET
    Type · Control

Start wiring

UART · SPI · 3.3 V · 5 V · Breakout

Seeed describes MDBT50Q-1M and MDBT50Q-P1M as Bluetooth 5.0 / BLE modules based on Nordic nRF52840, with GPIO, SPI, UART, I2C, I2S, PWM, …

Module pins: VCC, GND, P0.00–P0.31, SWDIO, SWCLK. Schematik maps them to your board in the app.

Bluetooth

70 other options

BLE 5-era modules (nRF52840, MDBT50Q), XIAO MG24 boards with Matter-over-Thread, Bluefruit UART/SPI bridges, HM-11 serial modules, and BLE sniffers cover different jobs and different hosts.

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