Velodyne Acoustics SC-1250., SC-8, SC10, SC-12, SC-15, SC-IW, SC-IF, SC-IC T r o d u c t i o n

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Appendix A: RS-232 Serial Overview and Commands

I n t r o d u c t i o n

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 Por t Setup

Use standard communications settings: Baud Rate: 9600, Data Bits: 7, Parity: None, Stop

Bits: 1

SC IN and OUT Por t 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

Byte Number

Byte Description

Notes

 

 

 

0

‘#’

Header Character

 

 

 

1 to 3 or 4

Command and

3 to 4 ASCII characters see formats below

 

Parameter Data

Case sensitive - CAPS ONLY!

 

 

 

4 or 5

‘$’

Termination Character (required or

 

 

command is ignored)

 

 

 

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SubContractor User’s Manual

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Contents
SubContractor Series U t i o n At t e n t i o n Vo r s i ch t At t e n z i o n e Table of Contents SC 1250 Subwoofer Amplifier Product FeaturesPrior to Installation N g r a t u l a t i o n sSC 8, SC 10, SC 12, SC 15, SC IW, SC IF/IC Subwoofers S ta l l a t i o n Optional Rack Mount LED Numeric IndicatorVolume Control Low-Pass CrossoverMono LFE Line-Level Connection Line Input / LFE Input See a & 3BStereo Line-Level Connection 14 12V Trigger Balanced XLR LFE Input See FigureIR Input Speaker Level Output Terminals See Figure Auto ON/OFF SwitchAbout Low Pass Cr ossovers Wor d About Inter connect Cables Disabling the Low Pass Cr ossover Subwoofer Dir ectModel LED Display Wor d About Subwoofer PlacementSelecting the Subwoofers to be Controlled Remote Contr ol A g eMusical Style Suggested Preset Differential Restoring DefaultsPreset Subsonic Filter Volume Frequency Care of your Amplifier and SubwooferThank You for Purchasing an SC-1250 Troubleshooting and SER ViceSpecifications Runtime Command Format Byte Number Byte Description Appendix a RS-232 Serial Overview and CommandsCom Por t Setup SC in and OUT Por t Pin ConfigurationW . v e l o d y n e . c o m Signature Edition Other Velodyne Subwoofer ProductsDigital Drive Velodyne Acoustics, Inc