LightSpeed Technologies CAT 860 Toggle Mute for Microphone Audio Inputs Command, Tmmi, Qeav?

Page 23

5. Warranty, Safety

& Specifications

 

 

 

4. Troubleshooting

 

 

 

 

3. Optional

Accessories

 

 

2. Setup & Use

 

 

 

1. Overview

 

 

14.RS-232 SERIAL INTERFACE COMMAND DEFINITION CONT’D

BASIC COMMAND SET FOR AUDIO SWITCHER OPERATIONS CONT’D

Audio Input Functions for the A/V Source Group Cont’d

10. TOGGLE MUTE FOR MICROPHONE AUDIO INPUTS COMMAND

<CMD>

Hex

<Param> Value

Definition

Symbol

Value

 

 

 

 

 

 

TMMI

0xEA

Command Packet:

This command toggles

 

 

The controller sends no

between mute and un-mute

 

 

for the microphone audio

 

 

<Param> character in the

 

 

inputs.

 

 

command packet.

 

 

 

 

 

 

When set to mute, the 860

 

 

 

microphone Channel A & B

 

 

 

volumes are set to -79dB.

 

 

 

When set to unmute, the

 

 

 

860 resets the microphone

 

 

 

volumes to their previous

 

 

 

volume setting.

 

 

 

Response Packet:

 

 

 

If the command is properly

 

 

 

received, the CAT 860

 

 

 

responds by repeating

 

 

 

back the command packet

 

 

 

with an added imbedded

 

 

 

<Param> character

 

 

 

containing the value 0x80

 

 

 

if the resultant state is

 

 

 

“un-muted” and 0x81 if the

 

 

 

resultant state is “muted”.

 

 

 

If the command is not

 

 

 

received properly, the CAT

 

 

 

860 responds by sending a

 

 

 

<NACK> character.

 

 

 

 

13.RS-232 SERIAL INTERFACE PROGRAMMING CONT’D

BASIC COMMAND SET FOR AUDIO SWITCHER OPERATIONS CONT’D

Audio Input Functions for the A/V Source Group Cont’d

11. QUERY ENABLED AUDIO/VIDEO SOURCE COMMAND

<CMD>

Hex

<Param> Value

Definition

Symbol

Value

 

 

 

 

 

 

QEAV?

0xEB

Command Packet:

This command causes the

 

 

The controller sends no

CAT 860 to return a query

 

 

response packet where the

 

 

<Param> character in the

 

 

added <Param> character

 

 

command packet.

 

 

contains the “enable” status

 

 

 

 

 

 

set by EAVS (<0xE0>).

 

 

 

Response Packet:

 

 

 

If the command is properly

 

 

 

received, the CAT 860

 

 

 

responds by repeating back

 

 

 

the command packet to the

 

 

 

serial controller with the

 

 

 

added <Param> character

 

 

 

containing the value

 

 

 

indicating the “enable”

 

 

 

status set by EAVS (<0xE0>).

 

 

 

The possible values are

 

 

 

shown below:

 

 

 

0x80 = TV/VCR Enabled

 

 

 

0x81 = CD/DVD Enabled

 

 

 

0x82 = COMPUTER Enabled

 

 

 

0x83 = AUX IN Enabled

 

 

 

If the command is not

 

 

 

received properly, the CAT

 

 

 

860 responds by sending a

 

 

 

<NACK> character.

 

 

 

 

5. Warranty, Safety

& Specifications

 

 

 

4. Troubleshooting

 

 

 

 

3. Optional

Accessories

 

 

 

2. Setup & Use

 

 

 

1. Overview

 

 

44

45

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Page 22 Page 24
Contents CAT Table of Contents Table of Contents CONT’D Important Safety Instructions Standard Components Standard configuration of the CAT 860 will containSpeakers and Speaker Wire System Components and UnpackingOptional Components Optional ComponentsFront Panel Controls Optional equipment which may be part of your CAT 860 systemInfrared SENSOR/RECEIVER ISR Connections Rear Panel ControlsOverview Location of the Amplifier SET-UP & USEClip connects to t-bar on ceiling Release Bar IR SENSOR/RECEIVER ISR Installation5B. ISR Connection Installation of Amplifier WALL- Mount BracketSpeaker Installation 5A. Connect the Power SupplyOne Possible Set-up 5C. Speaker ConnectionsAudio Integration 5D. Audio Input ConnectionsGreen Setup and Operation of RedmikeCharging the Redmike Output to Personal Assistive Listening Device ALD Audio Equalization of the CATAudio Output Pagefirst Priority MuteAudio Input Serial Interface Protocol RS-232 Data SignalsConnector Signal Wiring Command StructureProgramming CONT’D Summary of command and response transactionsSummary of command and response transactions Cont’d RS-232 Serial InterfaceControl Character Hex Value and Definition General Format for Query Command ExchangeCMD Basic Command SET for Audio Switcher OperationsBasic Command SET for Audio Switcher Operations CONT’D 0xE4 Command Packet Uavs Mute AUDIO/VIDEO Sources CommandUN-MUTE Enabled AUDIO/VIDEO Source Command Mavs0xE8 Command Packet QEAV? Toggle Mute for Microphone Audio Inputs CommandQuery Enabled AUDIO/VIDEO Source Command TmmiQVMI? Query Absolute Volume AUDIO/VIDEO Source CommandQuery Absolute Volume Microphone Audio Input Command QVAV?QMMI? Query Mute for AUDIO/VIDEO Source CommandQuery Mute for Microphone Audio Inputs Command QMAV?AICH? Advanced Command SET for Audio Mixer OperationsAdvanced Command SET for Audio Mixer Operations CONT’D Query Selected Audio Input Command CMDParam #2 Param #1AIAV? SET Absolute Volume for Selected Audio Input CommandQuery Absolute Volume for Selected Audio Input Command 0x95 Command Packet Response PacketAOCH? 0xA1 Command Packet Select Audio Output CommandQuery Selected Audio Output Command SET Absolute Volume for Selected Audio Output Command 0xB1 Command Packet Audio Input Functions for the Infrared Source Group Cont’d IIAV? SET Absolute Volume for Selected Infrared Input CommandQuery Absolute Volume for Selected Infrared Input Command 0xB5 Command Packet Response PacketCOMPUTER, & AUX Mute Selected Audio Input CommandUN-MUTE Selected Audio Input Command Input Muting Functions Group Cont’dCMD Hex Param Value Definition Symbol Value Audio Input FunctionsSymbol Value 0xC0 Command Packet Response PacketAUDIO/MICROPHONE Input Power /MUTE ButtonHex Param Value Definition PingRedmike VC Charging LT-71 Charging Audio Input plug a laptop Power SwitchPOWER/CHARGE Indicator Channel Select SwitchRedmike Share Initial Set-up Initial SET-UP Optional IR Media ConnectorALL Problems Most Problems are related to low battery power Common Problems and SolutionsOther Optional Accessories Tips to Obtain Optimum Audio Performance FIVE-YEAR Limited WarrantyRisk of Electric Shock do not Open Safety Warnings and CertificationsOverall Specifications System SpecificationsLightspeed Technologies

CAT 860 specifications

LightSpeed Technologies has made significant strides in the field of educational technology with its innovative product, the CAT 860. This advanced audio distribution system is designed to enhance learning environments by ensuring that every student can hear their teacher clearly, regardless of classroom size or layout. The CAT 860 is particularly valuable in diverse educational settings, from traditional classrooms to modern digital learning environments.

One of the standout features of the CAT 860 is its powerful amplification capabilities. The system is equipped with a robust amplifier that delivers crystal-clear sound, offering a more engaging experience for students. This clarity not only enhances comprehension but also reduces fatigue during prolonged listening sessions. The CAT 860 uses digital signal processing to eliminate background noise and offers a full-range audio experience without distortion, which is critical in maintaining student attention.

Another key characteristic of the CAT 860 is its flexibility in terms of connectivity. It supports various input sources, including microphones, audio devices, and streaming services. This versatility makes it easier for teachers to incorporate multimedia resources into their lessons, fostering a more dynamic and interactive learning process. Moreover, the system can connect wirelessly to other devices, allowing for seamless integration into existing educational technology infrastructure.

Additionally, the CAT 860 is user-friendly, featuring a simple interface that allows teachers to quickly adjust volume levels and select audio sources without needing extensive technical training. This ease of use encourages teachers to utilize the system more frequently, which in turn maximizes the benefits of enhanced audio in the classroom.

In terms of design, the CAT 860 is compact and aesthetically pleasing, making it a suitable addition to any classroom environment. Its modern design ensures that it blends seamlessly with other teaching aids and equipment, maintaining an organized and professional appearance.

Overall, the LightSpeed Technologies CAT 860 is a powerful and flexible audio distribution system that caters to the unique needs of modern classrooms. By improving sound quality and ease of use, it enhances the overall educational experience for both students and teachers alike, making it an essential tool in today's learning environments.
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