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.

Features:

• 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.

Spec:

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

Mech