X8 Instruction Set Reference Manual
Using the High-Speed Counter and Programmable Limit Switch
5
-
17
HSC Mode 9 - Quadrature X4 Counter with External Reset and Hold
Accumulator
The Accumulator contains the measuring results of the HSC. If the HSC mode
0.1 is configured, or a high preset is reached or an overflow condition is
detected, the value of the accumulator is cleared (0).
HighPreset
HSC Mode 9 - Quadrature X4 Counter with External Reset and Hold Example
X1.0.0.1(HSC0) (A)
X1.0.0/1(HSC0) (B)
X1.0.0.2(HSC0)
(reset)
X1.0.0.3(HSC0)
(Hold)
Value of CE Bit
Accumulator and Counter
Action
▲
OFF
X
-
TRUE
Count Up Acc. Value
▲
ON
X
-
TRUE
Count Down Acc. Value
▼
OFF
X
-
TRUE
Count Down Acc. Value
▼
ON
X
-
TRUE
Count Up Acc. Value
OFF
▲
X
-
TRUE
Count Down Acc. Value
ON
▲
X
-
TRUE
Count Up Acc. Value
OFF
▼
X
-
TRUE
Count Up Acc. Value
ON
▼
X
-
TRUE
Count Down Acc. Value
OFF or ON
OFF or ON
OFF
X
X
Hold Acc.Value
OFF
OFF
ON
X
X
Reset Acc.to Zero
X
X
OFF
ON
X
Hold Acc.Value
X
X
OFF
X
FALSE
Hold Acc.Value
Description
Data Format
HSC Mode
Function
User Program
Access
HSC.0.Accumulator
Long Word
(32 bit INT)
Control
Read/Write
Description
Data Format
HSC Mode
Function
User Program
Access
HSC.0.HighPreset
Long Word
(32 bit INT)
Control
Read/Write
Summary of Contents for X8 Series
Page 1: ...Catalog Number s X8 M14DDT X8 M16DDR X8 M32DDT X8 Instruction Manual Reference Manual ...
Page 16: ......
Page 64: ...X8 Instruction Set Reference Manual 2 12 X8 Series PLC Memory and Data Table ...
Page 166: ...X8 Instruction Set Reference Manual 7 8 Relay Type Bit Instructions ...
Page 180: ...X8 Instruction Set Reference Manual 8 14 Timer and Counter Instructions ...
Page 205: ...X8 Instruction Set Reference Manual Math Instructions 10 17 ...
Page 206: ...X8 Instruction Set Reference Manual 10 18 Math Instructions ...
Page 212: ...X8 Instruction Set Reference Manual 11 6 Converion Instructions ...
Page 218: ...X8 Instruction Set Reference Manual 12 6 Logical Instructions ...
Page 236: ...X8 Instruction Set Reference Manual 15 8 Shift and FIFO LIFO Instructions ...
Page 242: ...X8 Instruction Set Reference Manual 16 6 Sequencing Instructions ...
Page 252: ...X8 Instruction Set Reference Manual 18 4 Input and Output Instructions ...
Page 280: ...X8 Instruction Set Reference Manual 20 12 PID Control ...
Page 296: ...X8 Instruction Set Reference Manual 21 16 ASCII Instructions ...
Page 308: ...X8 Instruction Set Reference Manual 22 12 Communications Instructions ...
Page 312: ...Appendix A 4 System Error Code ...
Page 313: ...Appendix B MSG Instruction Error Code MSG Instruction Error Code ...
Page 322: ...Appendix B 10 MSG Instruction Error Code ...
Page 325: ...ASCII Character Set Appendix C 3 ...
Page 326: ...Publication number X8 RM001A EN September 2012 ...
Page 327: ...Copyright 2012 RS Automation Co Ltd All rights reserved ...