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  1. TE USB FX2 module is turned off (powered off);
  2. EEPROM connection disabled (EEPROM switch is set in a way to disable EPPROM connection to USB FX2 microcontroler);
  3. TE USB FX2 module turned on (powered on);

  4. TE USB FX2 module is inserted in the USB port of the computer (aka plugged in, aka attached);

  5. module enumerates in recovery mode (VID = 0x04B4, PID = 0x8613); 
  6. Install Cypress USB Generic Driver if needed (1);

  7. EEPROM connection enabled (EEPROM switch is set in a way to enable EPPROM connection to USB FX2 microcontroler);

    Warning
    7. EEPROM connection shall always be enabled during EEPROM programming;.
  8. Cypress firmware update tools (Cypress USB Console recovery boot, Cypress USB Control Center recovery boot) and OpenFutNet (OpenFutNet recovery boot) can read and write the EEPROM.

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(1) The TE USB FX2 module (in recovery boot) is served by the Cypress USB Generic Driver; this driver allows Cypress firmware update tools (Cypress Console, Cypress Control Center) and OpenFutNet to work with the Cypress EZ-USB FX2 microcontroller on the module.
(2) The EEPROM switch connect (enable)/disconnect (disable) the connection between 
(3) EEPROM connection disabled when TE USB FX2 module turned on, then EEPROM connection enabled when TE USB FX2 module is inserted in the USB port of the computer (aka plugged in, aka attached)
(4) EEPROM connection enabled when TE USB FX2 module turned on, then EEPROM connection enabled when TE USB FX2 module is inserted in the USB port of the computer (aka plugged in, aka attached)   
Warning
(4) EEPROM connection shall always be enabled during EEPROM programming.