WCH ch573evt with gcc and makefile support

Open source minimal stack for the ch32 line of WCH processors, including the ch32v003, a 10¢ 48 MHz RISC-V Microcontroller - as well as many other chips within the ch32v/x line.

Visual interface for capturing and processing spectra for use with the public lab spectrometer and spectral workbench.

Connect the M5Stack CardKB to the Raspberry Pi

MicroPython for WCH CH32V307

WCH CH573 bazel workspace

L2 R2: WCH RISC-V BLE SoC (CH573/CH571)

CH32V003 is an ultra-cheap RISC-V MCU with 2KB SRAM, 16KB flash, and up to 18 GPIOs that sells for under $0.10

Config files for my GitHub profile.

A bundle of useful CircuitPython libraries from the CircuitPython community.