mr-library is a lightweight framework designed for embedded systems. The resource and performance requirements of embedded system are fully considered. Providing standardized open (open), close (close), control (ioctl), read (read), write (write) and other interfaces.

第十六届智能车竞赛-国家级一等奖-嵌入式控制开源(恩智浦杯/飞思卡尔杯)-全国第14名 🏆

L1 R1：WCH 24MHz MCS-51 USB MCU (CH552T/CH552P/CH552E/CH552G/CH551G)

Arduino core for the WCH58x

MicroPython for WCH CH32V307

Portable Programmable Power Supply

L1 R2: WCH Cortex-M0 ETH/BLE SoC（CH579/CH578/CH577)

mirror of https://sr.ht/~jmaselbas/wch-isp/

Simple Joystick with USB Interface

L2 R6: WCH 120MHz RISC-V3A USB3.0 SoC (CH569)

L1 R1：WCH RISC-V4A BLE SoC (CH583/CH582/CH581)

Rotary Encoder with USB Interface

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

Simple 5-Button IR Remote Control

4NES4SNES from Raphnet ported to WCH CH551/CH552/CH554 (plus PSX controller support)

S3 L1 R1: WCH 1T 8051 USB MCU (CH554/CH553)

L2 R2: WCH 8051 USB MCU (CH558/CH559)

avrdude with ch341a programmer support (fullspeed and bitbang) for Windows WCH official driver and Linux (based on Alexey Sadkov patch and WinChipHead sources).

Makefile project for ch32v307

L2 R2：WCH RISC-V MCU(CH32V103)