Compound Command - Qq - Omron CPM1 - PROGRAMING MANUAL 02-2001 Programming Manual

Host Link Commands
4-5-30 COMPOUND COMMAND – QQ
Registering Read Information
Command Format
1 0
@ x 10 x 10 Q
Node no. Header
code
Response Format
Parameters
302
Registers at the PC all of the bits, words, and timers/counters that are to be read,
and reads the status of all of them as a batch.
Register the information on all of the bits, words, and timers/counters that are to
be read.
Q M R OP1 OP2 OP3 OP4
Sub-header Read area
code
Single read information
Total read information (128 max.)
OP1 OP2 OP3 OP4
,
Data break Read area
Single read information
Total read information (128 max.)
An end code of 00 indicates normal completion.
1
x 10 x 10
@
Node no.
Read Area (Command)
Specify in four-character code the area that is to be read. The codes that can be
specified are listed in the following table.
3 2 1
x 10 x 10 x 10 x 10
Read word address
3 2 1 0
x 10 x 10 x 10 x 10
Read word address
0
x 16
Q Q M R
Header Sub-header End code
code code
Section
0
OP1 OP2
,
Data Data break
format
:
OP1 OP2
Data FCS Terminator
format
:
1 0
x 16
FCS Terminator
4-5