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217
High-speed Counters
Section 5-2
■
I/O Allocation
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.
Input terminal
Usage
Word
Bit
CIO 0
00
Start measurement by pushbutton switch (normal input).
01
Detect trailing edge of measured object (normal input).
02
Not used. (normal input)
03
Detect leading edge of measured object for high-speed
counter 0 phase-Z/reset input (see note). Bit status is reflected
in A531.00.
04 to 07
Not used. (normal input)
08
High-speed counter 0 phase-A input (See note.)
09
High-speed counter 0 phase-B input (See note.)
10 and 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
Содержание CP1H-CPU - 05-2006
Страница 1: ...OPERATION MANUAL CP1H CPU Unit SYSMAC CP Series CP1H X40D CP1H XA40D CP1H Y20DT D Cat No W450 E1 02...
Страница 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Страница 3: ...iv...
Страница 11: ...xii TABLE OF CONTENTS...
Страница 15: ...xvi...
Страница 19: ...xx...
Страница 31: ...xxxii Conformance to EC Directives 6...
Страница 71: ...40 Function Blocks Section 1 5...
Страница 133: ...102 Computing the Cycle Time Section 2 7...
Страница 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Страница 411: ...380 Clock Section 6 8...
Страница 519: ...488 Replacing User serviceable Parts Section 10 2...
Страница 527: ...496 Standard Models Appendix A...
Страница 535: ...504 Dimensions Diagrams Appendix B...
Страница 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Страница 659: ...628 PLC Setup Appendix G...
Страница 665: ...634 Index work words 159 write protection 370...
Страница 667: ...636 Revision History...