CNI proprietary protocol commands
05-10-2007
CNI Engineering S.r.l.
33
4.1.11 Read parameter
This command reads the terminal’s internal parameters.
Byte
Command
Response
01
STX
STX
02
Node
Node
03
0x08
0x0
StatusBit
04
CmdGetParN
CmdGetParN
05
0x00
0x00
06
High part of parameter code
High part of parameter code
07
Low part of parameter code
Low part of parameter code
08
0x00
High part of parameter value
09
0x00
Low part of parameter value
10
CRC
CRC
11
ETX
ETX
Example:
To read the value of the parameter that determines character blinking frequency (code
0x010f) from the terminal at node address 0, currently set to 500 (0x1f4).
Byte
Command
Response
01
0x02
(STX)
0x02
(STX)
02
0x00
(Node)
0x00
(Node)
03
0x08
0x0
0x0 (StatusBit)
04
0x70
(CmdGetParN)
0x70
(CmdGetParN)
05
0x00
0x00
06
0x01
(
High part of parameter code
)
0x01
(
High part of parameter code
)
07
0x0f
(
Low part of parameter code
)
0x0f
(
Low part of parameter code
)
08
0x00
0x01
(
High part of parameter value
)
09
0x00
0xf4
(
Low part of parameter value
)
10
0x89
(CRC)
0x74
(CRC)
11
0x03
(ETX)
0x03
(ETX)
Summary of Contents for RM85x
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