Specifications

Table Of Contents
Serial port intercommunication agreement | VI-88TR development handbook
F0H 02H 03H 0BH
Command format with reader address:
Command code: 03H
Parameter of reader address: address
Command parameter: 1byte
Bit0=1 No1 relay on
Bit0=0 No1 relay off
Bit1=1 No2 relay on
Bit1=0
No2 relay off
And so on.
Command packet: 40H 04H 03H address K CheckSum
Return data: if success, return data is null.
F0H 03H 03H address CheckSum
2.2.4 Get Relay
Function: to Get relay status for reader
Command code: 0BH
Command packet: 40H 03H 0BH CheckSum
Return data: if success, return data is 1 byte
F0H 02H 0BH K CheckSum
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