User's Manual

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Bus address
1
X
Bus address byte. Default value is 0x80
Termination 1
X
0x00
–
termination disabled
0x01 – termination enabled
Short name
4
X
Four ASCII bytes with device description
Response
description
ACK
1
0x00
Command ID
1
0x0B
SET_COMM_SETTINGS
Example:
HOST=>READER: 0x0B – SET_COMM_SETTINGS
0x05 – baudrate 115200
0x81 – new RS485 module own address
0x01 – termination
0x31 0x32 0x33 -x34 – Short name
READER=>HOST: 0x00 – ACK byte
0x0B – related command code SET_COMM_SETTINGS
5.1.14 Get communication settings (0x0C)
This command gets communication settings.
Command description
Argument
Size
Value
Description
Command ID
1
0x0C
GET_COMM_SETTINGS
Response
description
ACK
1
0x00
Command ID
1
0x0C
GET_COMM_SETTINGS
Baudrate ID 1 X
0x00
–
4800kbps
0x01 – 9600kbps
0x02 - 19200 kbps
0x03 - 38400 kbps
0x04 - 57600 kbps
0x05 - 115200 kbps (factory default)
Bus address
1
X
Bus address byte. Default
value is 0x80
Termination 1 X
0x00
–
termination disabled
0x01 – termination enabled
Short name
4
X
Four ASCII bytes with device description
Example:
HOST=>READER: 0x0C – GET_COMM_SETTINGS
READER=>HOST: 0x00 – ACK byte
0x0C – related command code GET_COMM_SETTINGS
0x05 – baudrate 115200
0x81 – bus address 0x81
0x01 – termination enabled
0x31 0x32 0x33 -x34 – Short name