Basic I/O Unit Instructions; I/O Refresh: Iorf(097) - Omron SYSMAC CJ - REFERENCE MANUAL 01-2008 Reference Manual

Basic I/O Unit Instructions

3-23 Basic I/O Unit Instructions

3-23-1 I/O REFRESH: IORF(097)

Purpose
Ladder Symbol
Variations
Applicable Program Areas
Operands
Operand Specifications
This section describes instructions used with I/O Units.
Instruction
I/O REFRESH
SPECIAL I/O UNIT I/O REFRESH
CPU BUS UNIT I/O REFRESH
7-SEGMENT DECODER
INTELLIGENT I/O READ
INTELLIGENT I/O WRITE
DIGITAL SWITCH INPUT
TEN KEY INPUT
HEXADECIMAL KEY INPUT
MATRIX INPUT
7-SEGMENT DISPLAY OUTPUT
Refreshes the specified I/O words.
IORF(097)
St
E
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Block program areas
OK
St: Starting Word
CIO 0000 to CIO 0999 (I/O Bit Area) or
CIO 2000 to CIO 2959 (Special I/O Unit Bit Area)
E: End Word
CIO 0000 to CIO 0999 (I/O Bit Area) or
CIO 2000 to CIO 2959 (Special I/O Unit Bit Area)
Note St and E must be in the same memory area.
Area
CIO Area
Auxiliary Area
Holding Bit Area
Special Bit Area
Timer Area
Mnemonic
IORF
FIORF
DLNK
SDEC
IORD
IOWR
DSW
TKY
HKY
MTR
7SEG
St: Starting word
E: End word
Step program areas Subroutines
OK OK
St
CIO 0000 to CIO 0999
CIO 2000 to CIO 2959
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Section 3-23
Function code Page
097 927
225 930
226 933
078 938
222 963
223 968
210 941
211 946
212 949
213 954
214 958
IORF(097)
@IORF(097)
Not supported.
Interrupt tasks
OK
E
927