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Sumolink Erhu RP2040

Sumolink Erhu RP2040

Regular price $3.60 USD
Regular price $4.50 USD Sale price $3.60 USD
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  • The 5pcs-pack and 10pcs-pack bundles are not individually colored box packaged.


Sumolink Erhu RP2040, a microcontroller board built on silicon designed by Raspberry Pi supporting a C/C++ SDK or the official MicroPython port.

In order to minimize costs, we did not spend too much effort on creating related documentation or change board size like other manufacturer . All information can be referenced from Raspberry Pico.


  • RP2040 microcontroller chip designed by Raspberry Pi in the United Kingdom
  • Dual-core Arm Cortex M0+ processor, flexible clock running up to 133 MHz
  • 264KB of SRAM, and 2MB of on-board Flash memory
  • Castellated module allows soldering direct to carrier boards
  • USB 1.1 with device and host support
  • Drag-and-drop programming using mass storage over USB
  • 26 × multi-function GPIO pins
  • 2 × SPI, 2 × I2C, 2 × UART, 3 × 12-bit ADC, 16 × controllable PWM channels
  • USB Type-C
  • The software and size is fully compatible with Raspberry Pi Pico.


  • 51 x 21mm
  • 1.8~5.5V DC Input power
  • USB Type-C




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