Specifications

Serial port intercommunication agreement | VI-88TR development handbook
Function: to get version number of hardware and software from reader
Command code: 02H
Command parameter: none
Command packet: 『40H 02H 02H BCH』
Return data: if command execution correct, return data is 4 bytes of version
number:
Byte0
Major version of
hardware
Byte1
Minor version of
hardware(hardware
version number is to
show reader model
number)
Byte2
Major version of
software
Byte3
Minor version of
software
For example: if model number of reader is Reader1102, software version
number is V1.5, then return packet is:
『F0H 06H 02H 0BH 02H 01H 05H DDH』
Command format with reader address:
Command code: 02H
Parameter of reader address: address
Command parameter: none
Command packet: 『40H 03H 02H address CheckSum』
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