Epson S1C33 Technical Information download pdf (Page 36)

9. FIRMWARE UPDATE PROCEDURE

S1C33 Family In-Circuit Debugger EPSON 31

S5U1C33001H1400 Manual (Rev. 0.20)

9. FIRMWARE UPDATE PROCEDURE

The S5U1C33001H has a firmware update function using the debugger (gdb.exe). The following show the

procedure to update the S5U1C33001H firmware.

Note: Before the firmware can be updated, the USB driver must be installed.

(1) Connect the S5U1C33001H with the host computer using the USB cable.

(2) Set the S5U1C33001H DIP switches as shown below and press the RESET/START switch.

SW2 = OPEN

SW3 = OPEN

SW7 = ON

(3) Invoke the debugger (gdb.exe)

• To invoke at the command prompt:

>start /w gdb -nw --c33_no_ver

• To invoke from gwb33

Just click the [GDB] button with nothing selected.

(4) Enter the commands shown below after the debugger starts up.

(gdb) target icd6 usb

(gdb) c33 firmupdate icd33dmt.sa

(5) The ukpdate operation has completed when LEDs light up as follows:

LED1 (Blue)

LED2 (Blue)

LED3 (Blue)

LED4 (Blue)

(6) Set the DIP SW7 to OPEN and press the RESET/START switch to restart the S5U1C33001H.

Please contact us if a problem occurs during the firmware update that renders the S5U1C33001H

inoperable.

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Epson S1C33 Technical Information Page 36