Cypress Ez-usb FX2 (68013)-eeprom

If your FX2 circuit has only one 24lc64, and the content is damaged, or if the FX2 circuit is to be restored to the development department How to recover.

A: please follow the steps below to restore the contents of the 24LC64. 1 first to disconnect the EEPROM SDA and FX2 "FX2 Circuit must first design this function (, this time your FX2 circuit Insert the USB mount. 2 This time can be found in "Appliance Administrator", "cypress ez-usb FX2 (68013)-eeprom missing", the SDA can now be connected to the FX2. 3 Open the "ez-usb Control panel" software, and in the "target" project, select "fx2". 4 Press the "download" button. 5 download "vend_ax.hex" file. 6 Modify Req 0xa2 to 0xa9, and change the DIR project "1 in" to "0 out", then press "vend req" button. 7 after 3 seconds, reseat the USB device, you can still see the " Cypress" in the "Appliance Administrator" Ez-usb FX2 (68613) ━eeprom missing". 8 Press the "eeprom" button at this time. 9 Download "fx2_c0. iic"file. 10 after 3 seconds, reseat the USB device, you can see the "cypress Ez-usb in the" Appliance Administrator " FX2 Development board".