CH341A is an USB interface chip that can emulate UART communication, standard parallel port interface, parallel communication and synchronous serial (I2C, SPI). The chip is manufactured by Chinese company Jiangsu QinHeng Ltd.
CH341A is used by some cheap memory programmers. The IC is somehow limited in this configuration, because the programmer makes use only of the SPI and I2C interface. A popular device is the so-called "CH341A MiniProgrammer" that you can buy for 2 to 5 USD.
The problem is that this device comes as-is, without any documentation or software. Drivers are available from manufacturer's website (but the site is written in Chinese). Also, some source codes are available from manufacturer. But, first of all, let's have a look at the hardware.
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Saturday, 5 August 2017
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CH341A Mini Programmer Schematic and Drivers
CH341A Mini Programmer Schematic and Drivers
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CH341A,
Electronics - Programmer,
Software,
Software - Drivers
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