Technical Library: Serial Commands
SERIAL PORTS ON TREK EQUIPMENT
Serial ports on Trek equipment are used for communicating with PC-based computer commands.
The 156A/1 uses a 25-pin interface where the 541/542 uses a 9-pin interface. Please click on the corresponding model to open a PDF document of the serial port pin designations and their corresponding commands.
SERIAL PORTS and SERIAL COMMANDS
(PDF Downloads)