Program allow you to program flash memory on the protocols spi, I2C, MicroWire. Supports CH341a, CH347, UsbAsp, AVRISP(LUFA), Arduino, FT232H.

IMSProg - software for CH341A-based programmers to work with I2C, SPI and MicroWire EEPROM/Flash chips

CH341A Softwares (Windows, Linux, Mac and Android)

Linux kernel driver for CH341A USB to SPI and GPIO adapters

A Linux kernel driver for ch341 emulating the I2C bus

Windows tool for using CH341A EEPROM/FLASH programmer for other purposes

WinChipHead CH341 linux driver for I2C, SPI and GPIO mode

AsProgrammer dregmod allow you to program flash memory on the protocols spi, I2C, MicroWire. Supports Buzzpirat, Bus Pirate, CH341a, CH347, UsbAsp, AVRISP(LUFA), Arduino & FT232H

A ch341dll Wrap is for using in Python 32bits windows to access I2C SPI and MDIO (by GPIO), and Demo with display PC sreen on OLED by i2c or SPI .

Dreg's fork flashrom special edition for Buzzpirat & bus pirate. Windows x64 & x32 raiden_debug_spi, ft2232_spi, serprog, buspirate_spi, dediprog, developerbox, pony_spi, usbblaster_spi, pickit2_spi, ch341a_spi, ch347_spi, digilent_spi, stlinkv3_spi, dirtyjtag_spi. x32 build is included.

How to calculate the baud rate of a CH341/CH340 usb serial adapter with a very small error rate

Everything Ive found online regarding the CH341A SPI Flash EEPROM Programmer.

How to access I2C EEPROM 24C01C from LC CH341A USB Adapter

openocd ch341a port

A simple yet powerful GUI for Flashrom

Ch341 I2c Protocol test application

Documents and Software Related to the famous CH341a used in I2C/SPI Flash Programmers also called as Bios Programmers

Accessing Microwire EEPROM 93LC86 from LC CH341A USB using SPI mode

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