Omron CQM1-ARM21, Руководство по эксплуатации

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Setup Mode
Section 4-5
45
4-5-3-8 Read_Parameter
Function Read the Parameter Bits of an actual slave connected to the AS-Interface
network.
Command Code D (
1101
)
Command Argument 1 Slave address (2 digits BCD).
Command Argument 2 Not required.
Command Status
1 Command processed, and Return Value is valid.
2 Error in processing the command
(invalid argument value or Slave read error).
other Master is busy.
Permanent Parameter Data of slave [Command Argument 1].
4 bits as below:
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
IR n P3 P2 P1 P0 0 0 0 1 1
Setup Mode
Command Status = OK
Parameter Data
Command Return Value
The meaning of Parameters P0~P4 is slave specific.
Example Read the actual parameter data of the slave with address 27.
Command
IR101 IR100
Response
IR001
X X X D Master in Setup Mode
Send ’No_Command’ - - - - - - 0 2
(X = previous data)
0 0 0 D Master Ready
Send Command - - - - 2 7 D 2
0 F 1 D P0=1, P1=1, P2=1, P3=1