4-5
Section
Host Link Commands
283
Command Format
@
R
C
FCS
x 10
1
x 10
0
x 10
3
x 10
2
↵
x 10
1
x 10
0
x 10
3
x 10
2
x 10
1
x 10
0
No. of timers/counters
2
Beginning timer/counter
1
Header
code
Node no.
Terminator
Note
1. Beginning T/C: 0000 to 0255 in CPM2A/CPM2C PCs, 0000 to 0127 in
CPM1/CPM1A/SRM1(-V2) PCs
2. No. of T/Cs:
0001 to 0256 in CPM2A/CPM2C PCs, 0001 to 0128 in
CPM1/CPM1A/SRM1(-V2) PCs
Response Format
An end code of 00 indicates normal completion.
@
R
C
x 10
1
x 10
0
x 16
1
x 16
0
↵
x 10
3
x 10
2
x 10
1
x 10
0
FCS
Terminator
Read data (1 word)
Read data (for number of words read)
End code
Header
code
Node no.
The response will be divided when reading more than 30 words of data.
Parameters
Read Data (Response)
The number of present values specified by the command is returned in hexade-
cimal as a response. The PVs are returned in order, starting with the specified
beginning timer/counter.
4-5-5 TC STATUS READ – RG
Reads the status of the Completion Flags of the specified number of timers/
counters, starting from the specified timer/counter.
Command Format
@
R
G
FCS
x 10
1
x 10
0
x 10
3
x 10
2
↵
x 10
1
x 10
0
x 10
3
x 10
2
x 10
1
x 10
0
Header
code
Node no.
Beginning timer/counter
1
No. of timers/counters
2
Terminator
Note
1. Beginning T/C: 0000 to 0255 in CPM2A/CPM2C PCs, 0000 to 0127 in
CPM1/CPM1A/SRM1(-V2) PCs
2. No. of T/Cs:
0001 to 0256 in CPM2A/CPM2C PCs, 0001 to 0128 in
CPM1/CPM1A/SRM1(-V2) PCs
Response Format
An end code of 00 indicates normal completion.
@
R
G
x 10
1
x 10
0
x 16
1
x 16
0
↵
FCS
End code
Header
code
Node no.
Terminator
Read data
(1 timer/counter)
Read data
(for number of TC read)
ON/
OFF
The response will be divided when reading the status of more than 123 timer/
counters.
Parameters
Read Data (Response)
The status of the number of Completion Flags specified by the command is re-
turned as a response. “1” indicates that the Completion Flag is ON.
4-5-6 DM AREA READ – RD
Reads the contents of the specified number of DM words, starting from the spe-
cified word.