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357
Interrupt Functions
Section 6-1
High-speed Counter
Memory Areas
Note
The comparison table and comparison conditions 1 to 8 are different for tar-
get-value comparison and range comparison operations. For details, refer to
next page.
REGISTER
COMPARISON TABLE
Instruction:
CTBL(882)
CTBL(882) compares the PV of a high-speed counter (0 to 3) to target values
or target value ranges and executes the corresponding interrupt task (0 to
255) when the specified condition is met.
Contents of the
Comparison Table
Target-value Comparison Table
Depending on the number of target values in the table, the target-value com-
parison table requires a continuous block of 4 to 145 words.
Content
High-speed counter
0
1
PV
Leftmost 4 digits
A271
A273
Rightmost 4 digits
A270
A272
Range Comparison Condi-
tion Met Flags
ON for match in range 1
A274.00
A275.00
ON for match in range 2
A274.01
A275.01
ON for match in range 3
A274.02
A275.02
ON for match in range 4
A274.03
A275.03
ON for match in range 5
A274.04
A275.04
ON for match in range 6
A274.05
A275.05
ON for match in range 7
A274.06
A275.06
ON for match in range 8
A274.07
A275.07
Comparison In-progress
Flags
ON while the comparison is in
progress.
A274.08
A275.08
Overflow/Underflow Flags
ON if a PV overflow or under-
flow occurred while operating
in linear mode.
A274.09
A275.09
Count Direction Flags
0: Decrementing
1: Incrementing
A274.10
A275.10
Operand
Settings
P
High-speed
counter number
#0000
High-speed counter 0
#0001
High-speed counter 1
C
Control data
#0000
Registers a target-value comparison table and
starts the comparison operation.
#0001
Registers a range comparison table and starts
the comparison operation.
#0002
Registers a target-value comparison table.
#0003
Registers a range comparison table.
TB
First comparison
table word
Specifies the leading word address of the comparison
table, which is described below.
@CTBL(882)
P
C
TB
Execution condition
P: High-speed counter number
TB: First comparison table word
C: Control data
Содержание CP1L CPU UNIT - 03-2009
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Страница 22: ...xxii...
Страница 34: ...xxxiv Conformance to EC Directives 6...
Страница 70: ...36 Function Blocks Section 1 5...
Страница 584: ...550 Trouble Shooting Section 8 7...
Страница 627: ...593 Sample Application Section 9 12 Network Settings Network Tab Network Settings Driver Tab...
Страница 630: ...596 Sample Application Section 9 12...
Страница 654: ...620 Troubleshooting Unit Errors Section 11 4...
Страница 662: ...628 Replacing User serviceable Parts Section 12 2...
Страница 668: ...634 Standard Models Appendix A...
Страница 698: ...664 Auxiliary Area Allocations by Function Appendix C...
Страница 746: ...712 Auxiliary Area Allocations by Address Appendix D...
Страница 773: ...739 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 774: ...740 Connections to Serial Communications Option Boards Appendix F...
Страница 806: ...772 Index...
Страница 808: ...774 Revision History...