Velodyne SC-600 IC - INSTALLATION REV A, User Manual, Page: 23 / 27

www.velodyne.com SC-602 Amplifier User’s Manual - 17
APPENdIx A:
RS-232 SERIAL OVERVIEW ANd COMMANdS
Introduction
This document outlines Velodyne’s SubContractor (SC) RS-232 protocol specification. 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 Configuration
SC serial ports use a standard configuration that allows direct connection to a PC via a FEMALE to MALE serial
cable. It uses only three pins (Transmit, Receive, Ground).
The pin configurations 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)