Operation Manual

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SC-1250 Amplier User’s Manual - 19
APPENDIX A:
RS-232 SERIAL OVERVIEW AND COMMANDS
Introduction
ThisdocumentoutlinesVelodyne’sSubContractor(SC)RS-232protocolspecication.Thisprotocolindicates
how SC products receive run-time commands from devices such as Creston Universal Remote Controls.
Com Port Setup
Usestandardcommunicationssettings:BaudRate:9600,DataBits:8,Parity:None,StopBits:1
SC IN and OUT Port Pin Conguration
SCserialportsuseastandardcongurationthatallowsdirectconnectiontoaPCviaaFEMALEtoMALEserial
cable. It uses only three pins (Transmit, Receive, Ground).
Thepincongurationsare:
IN: Pin 2 = Transmit
Pin 3 = Receive
Pin 5 = Ground
OUT: Pin 2 = Receive
Pin 3 = Transmit
Pin 5 = Ground
Runtime Command Format
Bye Number Byte Description Notes
0 ‘#’ Header Character
1 to 3 or 4 Command and Parameter Data 3 to 4 ASCII characters see formats below
Case sensitive - CAPS ONLY!
4 or 5 ‘$’ Termination Character (required or command is ignored)