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TE0320 is provided with 4 system DIP slide switches as shown in Figure 32the figure below: S1A, S1B, S1C, S1D.

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title DIP slide switches S1[A:D].

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• When DIP slide switches S1A is ON, the USB FX2 microcontroller can (re)write the (old) serial EEPROM to, for example, store a (new) custom/specific firmware.
• When DIP slide switch is OFF, the USB FX2 microcontroller cannot read the serial EEPROM and enumerates as a Cypress USB generic driver. It is used for boot recovery.

DIP slide switches S1B and S1C (Mode PIN: selection of the way to program SPI Flash)

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