![background image](http://html1.mh-extra.com/html/omron/cj1m-cpu21/cj1m-cpu21_operation-manual_742493108.webp)
79
MODE CONTROL: INI(880)
Section 5-1
NV: First Word with New PV
NV and NV+1 contain the new PV when changing the PV.
If C is 0002 hex (i.e., when changing a PV), NV and NV+1 contain the new PV.
Any values in NV and NV+1 are ignored when C is not 0002 hex.
Operand Specifications
Description
INI(880) performs the operation specified in C for the port specified in P. The
possible combinations of operations and ports are shown in the following
table.
S
S+1
0
15
Lower word of new PV
Upper word of new PV
For Pulse Output or High-speed Counter Input:
0000 0000 to FFFF FFFF hex
For Interrupt Input in Counter Mode:
0000 0000 to 0000 FFFF hex
Area
P
C
NV
CIO Area
---
---
CIO 0000 to CIO 6142
Work Area
---
---
W000 to W510
Holding Bit Area
---
---
H000 to H510
Auxiliary Bit Area
---
---
A000 to A958
Timer Area
---
---
T0000 to T4094
Counter Area
---
---
C0000 to C4094
DM Area
---
---
D00000 to D32766
EM Area without bank
---
---
---
EM Area with bank
---
---
---
Indirect DM/EM
addresses in binary
---
---
@ D00000 to @ D32767
Indirect DM/EM
addresses in BCD
---
---
*D00000 to *D32767
Constants
See descrip-
tion of oper-
and.
See descrip-
tion of oper-
and.
---
Data Registers
---
---
---
Index Registers
---
---
---
Indirect addressing
using Index Registers
---
---
,IR0 to ,IR15
–2048 to +2047 ,IR0 to
–2048 to +2047 ,IR15
DR0 to DR15, IR0 to
IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
P: Port specifier
C: Control data
0000 hex:
Start
comparison
0001 hex:
Stop
comparison
0002 hex:
Change PV
0003 hex:
Stop pulse
output
0000 or 0001 hex:
Pulse output
Not allowed.
Not allowed.
OK
OK
0010 or 0011 hex:
High-speed counter
input
OK
OK
OK
Not allowed.
Summary of Contents for CJ1M-CPU21
Page 1: ...Cat No W395 E1 03 CJ series Built in I O CJ1M CPU21 22 23 CJ1M CPU Units...
Page 2: ...CJ series Built in I O CJ1M CPU21 22 23 CPU Units Operation Manual Revised August 2004...
Page 3: ...iv...
Page 19: ...xx...
Page 79: ...50 Wiring Examples Section 3 3...
Page 217: ...188 Origin Search and Origin Return Functions Section 6 3...
Page 220: ...191 Built in Outputs Section 7 1...
Page 247: ...218 Built in Outputs Section 7 1...
Page 251: ...222 Combinations of Pulse Control Instructions Appendix A...
Page 255: ...226 Using Pulse Instructions in other CPU Units Appendix B...
Page 263: ...234 Index...
Page 265: ...236 Revision History...