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169
High-speed Counters
Section 5-1
■
I/O Allocations
Input Terminals
Note
The high-speed counter inputs are enabled when the
Use high speed counter
0
Option is selected in the PLC Setup’s Built-in Input Tab.
Output Terminals
Auxiliary Area Addresses for High-speed Counter 0
Range Comparison Table
The range comparison table is stored in D10000 to D10039.
■
PLC Setup
Select the
Use high speed counter 0
Option in the PLC Setup’s Built-in Input
Tab.
Input terminal
Usage
Word
Bit
CIO 0
00
High-speed counter 0 phase-A input (See note.)
01
High-speed counter 0 phase-B input (See note.)
02
Start measurement by pushbutton switch (normal input).
03
Detect trailing edge of measured object (normal input).
04
Detect leading edge of measured object for high-speed counter 0
phase-Z/reset input (see note). Bit status is reflected in A531.00.
05 to 11
Not used. (normal input)
CIO 1
00 to 11
Not used. (normal input)
Output terminal
Usage
Word
Bit
CIO 100
00
Normal input
PL1: Dimension pass output
01
Normal input
PL2: Dimension fail output
02 to 07
Normal input
Not used.
CIO 101
00 to 07
Normal input
Not used.
Function
Address
PV storage words
Leftmost 4 digits
A271
Rightmost 4 digits
A270
Range Comparison
Condition Met Flag
Range 1 Comparison Condition Met Flag
A274.00
Comparison In-
progress Flag
ON when a comparison operation is being exe-
cuted for the high-speed counter.
A274.08
Overflow/Underflow
Flag
ON when an overflow or underflow has occurred
in the high-speed counter’s PV. (Used only when
the counting mode is set to Linear Mode.)
A274.09
Count Direction Flag
0: Decrementing
1: Incrementing
A274.10
Reset Bit
Used for the PV software reset.
A531.00
High-speed Counter
Gate Bit
When ON, the counter's PV will not be changed
even if pulse inputs are received for the counter.
A531.08
Item
Setting
High-speed counter 0
Use high speed counter 0
Counting mode
Linear mode
Circular Max. Count
---
Reset method
Software reset
Input Setting
Up/Down inputs
Содержание CP1L - 12-2007
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Страница 33: ...xxxiv Conformance to EC Directives 6...
Страница 65: ...32 Function Blocks Section 1 5...
Страница 428: ...395 Clock Section 6 9...
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Страница 523: ...488 Troubleshooting Unit Errors Section 9 4...
Страница 531: ...496 Replacing User serviceable Parts Section 10 2...
Страница 563: ...528 Auxiliary Area Allocations by Function Appendix C...
Страница 611: ...576 Auxiliary Area Allocations by Address Appendix D...
Страница 638: ...603 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 639: ...604 Connections to Serial Communications Option Boards Appendix F...
Страница 669: ...634 Index...
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