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RS232 Commands
RS-232 transmission format:
Baud rate : 115200 bps
Data bit : 8 bits
Parity : None
ASCII Command Mode
Command ACK Description
VR V2.01a Read Version V2.01a [Firmware Version]
I1~8 Input Select ( AT-SDI81 & AT-SDI82M [1~8]; AT-SDI51 &
AT-SDI52M [1~5])
ST OUTPUT1 Read Selected Source OUTPUT1
Input one selected ( AT-SDI81 & AT-SDI82M [1~8]; AT-SDI51 &
AT-SDI52M [1~5])
Serial String Mode
Format:
First byte Transmission data amount [from rst byte to last byte]
0x53 Check code
0x57 Check code
0x30 Check code
0x88 Check code
0xff *Machine Number
0x01 Command ID
.... Command Parameters
Last byte… Check sum [Add from rst byte to command Parameters]
Note : If send Machine Number as 0xFF, All switch can receive the command,otherwise the machine number must
be the same as the Switcher
(a)Set command :
Command code Response Description
DATA *CHECK SUM ACK SET
0x09 0x53 0x57 0x30 0x08
0xff 0x02 0x01~0x08
0xed~0xf4 0xaa
0x03
0x01
0x04
Select input Source
0x09: Command Length
0x53 0x57 0x30 0x08: Check Code
0xff :Machine number
0x02: Command ID
0x01~0x08: Input Source
( AT-SDI81 & AT-SDI82M [0x01~0x08];
AT-SDI51 & AT-SDI52M [0x01~0x05])
0xed~0xf4: Check sum
Ack
0xaa: Header
0x03: Command length
0x01: Selected source
0x04: Check Sum