Many of us have official diagnostic tools: TECH2, MDI, VCI… But many troubles can be searched * and solved with simplest tool: OP-
Wait for the progress bar to reach 100%. Unplugging the device during this window will permanently corrupt the microcontroller.
Insert the CD that came with your Opcom (or run the downloaded VAUX-COM_120309a.exe as Administrator). Follow the on-screen prompts. opcom firmware 199 hex file top
However, I can help you with:
Connect your PICkit 3 programmer to the 5-pin or 6-pin ICSP header on the OPCOM board. The pins usually include: VDD (5V) GND PGD PGC Many of us have official diagnostic tools: TECH2,
Do not unplug the USB cable during this process. The status bar will fill, and a "Flash Successful" message will appear. Troubleshooting Common Firmware 1.99 Issues
Before flashing a 1.99 Hex file, you must inspect the internal circuit board of your OPCOM clone interface. Genuine Microchip PIC18F458 Follow the on-screen prompts
Erasing old firmware... Writing blocks...