: Use a tool like OCFlash to verify if your chip is a genuine PIC18F458 before proceeding. Flashing : Use OCFlash 1.0 to select the 1.67.hex file.
Even legendary firmware has quirks. Here are the most frequent problems and solutions. Opcom 1.67 Firmware
Properly install the FTDI CDM Drivers to ensure Windows recognizes the USB Serial Converter. : Use a tool like OCFlash to verify
: Test your interface using a tool like OCflash or the "Interface Test" button in the OP-COM software to see your current firmware level. 2. Software Compatibility Firmware 1.67 is primarily designed to work with: OP-COM 2016 Professional and earlier versions. Vaux-Com 120309a (often bundled with clones). OP-COM 090714EN . 3. The "Flashing" Process (Preparation) Opcom 1.67 Firmware