5. Warranty, Safety

& Specifications

 

 

 

4. Troubleshooting

 

 

 

 

3. Optional

Accessories

 

 

2. Setup & Use

 

 

 

1. Overview

 

 

14.RS-232 SERIAL INTERFACE COMMAND DEFINITION

BASIC COMMAND SET FOR AUDIO SWITCHER OPERATIONS

Audio Input Functions for the A/V Source Group

1. ENABLE AUDIO/VIDEO SOURCE COMMAND

<CMD>

Hex

<Param> Value

Definition

Symbol

Value

 

 

 

 

 

 

AVS p

0xE0

Command Packet:

Select (enable) one of four

 

 

The controller sends only

Audio/Video input sources

 

 

to receive audio. The

 

 

one <Param> character in

 

 

remaining three unselected

 

 

the command packet. The

 

 

Audio/Video input ports

 

 

possible values are shown

 

 

will be muted by sending

 

 

below:

 

 

the -79dB setting their

 

 

 

 

 

0x80 = Enable TV/VCR

corresponding volume

 

 

0x81 = Enable CD/DVD

control hardware registers.

 

 

Note that muting inputs

 

 

0x82 = Enable COMPUTER

does not change the values

 

 

in any of the volume-level

 

 

0x83 = Enable AUX IN

 

 

EEPROM variables.

 

 

0x84 = Enable All Inputs **

Response Packet:

 

 

 

If the command is properly

 

 

** Power up default used

received, the CAT 860

 

 

responds by repeating back

 

 

to facilitate initial system

 

 

the command packet to the

 

 

installation.

 

 

serial controller.

 

 

 

 

 

 

If the command is not

 

 

 

received properly, the CAT

 

 

 

860 responds by sending a

 

 

 

<NACK> character.

 

 

 

Power up default initially

 

 

 

has all six audio inputs

 

 

 

enabled. The power up

 

 

 

default settings for all six

 

 

 

input volume-level EEPROM

 

 

 

variables is the setting for

 

 

 

-40dB.

 

 

 

 

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

2. INCREMENT AUDIO/VIDEO SOURCES COMMAND

<CMD>

Hex

<Param> Value

Definition

Symbol

Value

 

 

 

 

 

 

IAVS

0xE1

Command Packet:

Increment the volume of

 

 

The controller sends no

the selected audio input

 

 

by 2 dB. This overrides any

 

 

<Param> character in the

 

 

previous mute commands.

 

 

command packet.

 

 

 

 

 

 

The remaining three

 

 

 

unselected audio/video

 

 

 

source inputs remain muted.

 

 

 

Response Packet:

 

 

 

If the command is properly

 

 

 

received, the CAT 860

 

 

 

responds by repeating back

 

 

 

the command packet to

 

 

 

the serial controller with an

 

 

 

added imbedded <Param>

 

 

 

character containing the

 

 

 

value loaded.

 

 

 

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

 

 

36

37

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LightSpeed Technologies CAT 860 user manual Basic Command SET for Audio Switcher Operations, Cmd
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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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