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A simple SPI/IIC programer based on ch341a.

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Please see my GUI interface for this program: [CH341a_spi_programmer](https://github.com/bigbigmdm/CH341a_spi_programmer)

Awesome job also it works on MacOS. Thanks a lot.

when i try to erase some 25q128, sometimes an error appears after a some minuts: chip erase timeout.

Hi I'm working with MX25L25735FMI FLASH chip, trying to read it's content over SPI. And I noticed that offset command works in some weird way way: `--offset 1` will give...

New argument -u (--unlock) to clear block protection bits

Hello, I had a query that are there some specific eeprom chips that are detected. I tried with SPI EEPROM 25LC256 , checked connection properly but device was not detected....

As [mentioned](http://libusb.sourceforge.net/api-1.0/group__dev.html#ga11ba48adb896b1492bbd3d0bf7e0f665) in the libusb docs, `libusb_open_device_with_vid_pid` is nice for simple tests but too limited for serious use. Is any somewhat experienced C programmer reading who could upgrade our detection...

I guess your Project supports the flashing of i2c eeproms. But for me, only SPI ones got detected. Is there anything i have to set to use i2c?

1) I make tags using [Wikipedia](https://en.wikipedia.org/wiki/Programmer_(hardware))... I suggest to add this tags: chip-programmer prom-writer 2) Please rename CH341a to CH341A According to [doc](https://wch-ic.com/products/CH341.html?from=search&wd=eyJpdiI6IndWQnN6Unh3K2YrUzVKZmtYRFlFNXc9PSIsInZhbHVlIjoiOXFpSDkyMkV3anM2RGtaSDUwdFV1QT09IiwibWFjIjoiZTNjYjJhYzAyZGQzNTM0N2FlZDY0YTVkODU3MzUxYjhhMDYzMjRkZTdmYjJkZDhkZTBkYjNiNzVjYjg0NzQ0ZiJ9)