Command/Response Format And List Of Commands - Omron CP1E CPU UNIT SOFTWARE User Manual

14-6-3 Command/response Format and List of Commands

The outline of command/response format and each command are listed below.
For the details of the host link commands and FINS commands, refer to Communication Instructions
Reference Manual (Cat.No.W342).
List of C Mode Commands
C mode commands (host link commands) are shown below.
Type Header code
I/O memory RR
read
RH
RC
RG
RD
RJ
I/O memory WR
write
WH
I/O memory WC
write
WD
WJ
CPU Unit MS
status
related
SC
MF
Test TS
I/O memory QQMR
area mixed
read
QQIR
Host link XZ
communica-
tion process-
ing
**
IC
CP1E CPU Unit Software User's Manual(W480)
Name
CIO area read
Holding area read
Timer and Counter PV area read
Timer and Counter Completion Flag
read
DM area read
Auxiliary area read
CIO area write
Holding area write
Timer and Counter PV area write
DM area write
Auxiliary area write
CPU Unit status read
Status change
Error information read
Test
I/O memory area mixed read registra-
tion
I/O memory area mixed registration
Abort (command only)
Initial (command only)
Command undefined error (response
only)
14 Serial Communications
Function
Read the specified words from the specified words
of CIO area
Read the specified words from the specified words
of Holding area (H)
Read the specified present values of timer and
counter from the specified words
Read the specified Completion Flag of timer and
counter from the specified words
Read the specified words from the specified words
of DM area (D)
Read the specified words from the specified words
of Auxiliary area (A)
Write the specified source words from the specified
words of CIO area in the unit of word
Write the specified source words from the specified
words of Holding area (H) in the unit of word
Write the specified source words from the specified
words of Timer and Counter present value area in
the unit of word
Write the specified source words from the specified
words of DM area (D) in the unit of word
Write the specified source words from the specified
words of Auxiliary area (A) in the unit of word
Read the CPU Unit operating conditions (operating
mode, forced set/reset, fatal error)
Change the operating mode of CPU Unit
Read the occurring error information of CPU Unit
(fatal error, non-fatal error)
Directly return 1 block sent from the host computer
Register the I/O memory words or bits that need to
read into the table
Read all of the I/O memory area words and bits
that were registered
Interrupt the operation that being processed using
the host link command, and return to the initial sta-
tus after abortion
Initialize the transmission control sequence for all
the host link unit numbers
Response when the command's header code can-
not be broken
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