An update boot (aka TE USB FX2 firmware update), for Generation 3 firmware, is a multi-step boot operation:
EEPROM connection shall always be enabled during EEPROM programming.
Generation 3 firmware should already be running in the FX2 microcontroller's RAM.
Cypress firmware update tools and OpenFutNet can read and write the EEPROM using:
See also Cypress USB Control Center update boot and Cypress USB Console update boot videos for further information about the procedures to follow.
Generation 2 firmware update
For Generation 2 (not advised) firmware update, it is possible to update the Generation 2 firmware using
and Generation 2 driver.EEPROM connection shall always be enabled during EEPROM programming.
Generation 2 firmware should already be running in the FX2 microcontroller's RAM.