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11 > volume control – Austin Hughes MCS User Manual

Page 17

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UM-CV-751-MCS-Q114V1 www.austin-hughes.com

Header

Command

ID

Val 1

Val 2

Val 3

Val 4

Val 5

Val 6

Checksum

Footer

0x4D, 0x43,0x06

0x20

Vol

0x00

0x00

0x00

0x00

0x00

0x0D, 0x0A

• Ack

• Function

The computer changes the volume level of the LCD display

The audio function may or not be available on a particular LCD display depending on the model selected

Vol :

The volume level value code of the LCD display (0~100)

Header

Command

ID

Val 1

Val 2

Val 3

Val 4

Val 5

Val 6

Checksum

Footer

0x4D, 0x43,0x15

0x20

ERR

0x00

0x00

0x00

0x00

0x00

0x0D, 0x0A

• Nak

Header

Command

ID

Val 1

Val 2

Val 3

Val 4

Val 5

Val 6

Checksum

Footer

0x06, 0x4D,0x43

0x20

Vol

0x00

0x00

0x00

0x00

0x00

0x0D, 0x0A

• Set

Volume

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