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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);
    1. if the TE0300 module is used, the S2 switch must be turned on (RUN);
    2. if the TE0320 module is used, the S1D switch must be turned on (RUN);
  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
    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.

    For example using CyControl (Cypress USB Control Center).

Using Cypress firmware update tools with generation 2 modules does require a recovery boot, in order to force enumeration as Cypress USB Generic Driver.

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Scroll pdf title
titleFirmware update comparison table.

generation

2: recovery boot

2: regular boot

3: recovery boot

3: regular boot

boot moderecoveryregularrecoveryregular
EEPROM switch (2)EEPROM switch warning (3)EEPROM always enabled (4)EEPROM switch warning (3)EEPROM always enabled (4)

VID

04B4

0547

04B4

0BD0

PID

8613

1002

8613

0300

device

Cypress generic USB

DEWESoft

Cypress generic USB

TE USB FX2

required driver

recovery driver

regular driver

recovery driver

regular driver

recovery tool

Cypress USB Console
Cypress USB Control Center 
OpenFutNet

(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.