Using the FV1Dev on Apple macOS

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This method has been tested on macOS Sierra and Mojave. Other versions may work, but have not been verified.


Open a Terminal window and enter the following:

Step 1: Install Homebrew

/usr/bin/ruby -e "$(curl -fsSL"

Step 2: Install libusb

brew install libusb

Step 3: Install SRecord

brew install srecord

Step 4: Download FV1Dev Bundle for macOS

[Download FV1Dev Flash Tool]

Usage Notes

Read EEPROM data to .bin file

ch341eeprom -s 24c32 -r <filename.bin>

Write .bin file to EEPROM

ch341eeprom -s 24c32 -w <filename.bin>

Convert BIN to HEX

srec_cat <filename.bin> -binary -o <filename.hex> -intel

Convert HEX to BIN

srec_cat <filename.hex> -intel -o <filename.bin> -binary