Motorola Gm300 Programming Software Windows - 10 [exclusive]

RS-232 serial COM port is best. If using a USB port, you must have a high-quality USB-to-RS232 adapter (FTDI chipset recommended).

Most users find success with an FTDI-based USB cable. Cheap "Pro-lific" cables often fail on Windows 10. motorola gm300 programming software windows 10

| Error | Cause | Fix | |-------|-------|-----| | ERROR 7 (Service manual required) | CPU too fast in emulation | Lower cycles= to 2000-3000 in DOSBox-X | | Machine not responding | USB-to-serial adapter lag | Use hardware COM port or FTDI set to low latency | | RSS freezes on write operation | Windows power management | Disable USB selective suspend in Power Options | | Checksum mismatch after read | Noise on RIB-to-radio cable | Shorten cable (max 3 ft) or replace RIB battery (CR2032) | RS-232 serial COM port is best

Even with perfect setup, errors occur. Here are the most common fixes. Cheap "Pro-lific" cables often fail on Windows 10