KEYENCE Visual KV Series - Manual (Page 11)

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Chapter 2 Instructions
2.1 Instruction List [Visual KV Series] .............................................................. 3-34
2.1.1 Basic Instructions .............................................................................................. 3-34
2.1.2 Application Instructions ..................................................................................... 3-36
2.1.3 Arithmetic Instructions ...................................................................................... 3-38
2.1.4 Interrupt Instructions ......................................................................................... 3-41
2.1.5 Function No. List (Alphabetical order) .............................................................. 3-41
2.2 Instruction List [KV-300 Series, KV-10/80] ................................................. 3-42
2.2.1 Basic Instructions .............................................................................................. 3-42
2.2.2 Application Instructions ..................................................................................... 3-45
2.2.3 Arithmetic Instructions ...................................................................................... 3-48
2.2.4 Interrupt Instructions ......................................................................................... 3-54
2.3 Convention Details ........................................................................................ 3-55
2.4 Instruction Details .......................................................................................... 3-56
2.4.1 Basic Instructions .............................................................................................. 3-56
2.4.2 Application Instructions ..................................................................................... 3-95
2.4.3 Arithmetic Instructions .................................................................................... 3-134
2.5 Programming Notes ..................................................................................... 3-189
Chapter 3 Interrupts Visual KV
3.1 Interrupt Instructions ................................................................................... 3-192
3.2 Interrupt Processing .................................................................................... 3-194
3.2.1 Interrupt Processing ........................................................................................ 3-194
3.2.2 Types of Interrupts .......................................................................................... 3-195
3.2.3 Interrupt Priority .............................................................................................. 3-196
3.2.4 Interrupt Program ............................................................................................ 3-196
3.3 Direct Input/Output ...................................................................................... 3-197
3.3.1 Direct Input ..................................................................................................... 3-197
3.3.2 Direct Output ................................................................................................... 3-197
3.4 Applications of Interrupt Programs ........................................................... 3-198
3.4.1 Interrupt with a Signal Converter .................................................................... 3-198
3.4.2 Interrupt with a High-speed Counter ............................................................... 3-199
3.4.3 Measuring the ON Time of High-speed Pulses .............................................. 3-200
3.4.4 Measuring the Period in which a Target Passes between Two Points ........... 3-201
Chapter 4 High-speed Counters Visual KV
4.1 High-speed Counter Instructions ............................................................... 3-204
4.2 Outline of High-speed Counters ................................................................. 3-206
4.2.1 High-speed Counters and High-speed Counter Comparators ........................ 3-206
Structure of high-speed counters and high-speed counter comparators . 3-206
Specifications of high-speed counters ..................................................... 3-208
High-speed counter comparators ............................................................. 3-209
4.2.2 Internal Clock for High-speed Counters .......................................................... 3-210
4.3 Setting and Operation of High-speed Counters ........................................ 3-211
4.3.1 Reading the Current Value of the High-speed Counter .................................. 3-211
4.3.2 Preset Value of the High-speed Counter Comparator .................................... 3-211
4.3.3 Comparator Output ......................................................................................... 3-211
4.3.4 Count Input Method ........................................................................................ 3-212
4.3.5 Resetting the High-speed Counter ................................................................. 3-214
4.3.6 Differences with the CTH Instruction between the
Conventional and Visual KV Series ................................................................ 3-216
4.3.7 Applications of High-speed Counters ............................................................. 3-217
4.4 Extended Functions of High-speed Counters ........................................... 3-221
4.4.1 24-bit High-speed Counter .............................................................................. 3-221
4.4.2 Changing the Current Value of a 24-bit High-speed Counter ......................... 3-223
4.4.3 Application Example of 24-bit High-speed Counter (single-phase input) ....... 3-224
4.4.4 Ring Counter Function .................................................................................... 3-225
4.4.5 Applications of Ring Counters ........................................................................ 3-226
4.5 Special Functions Using High-speed Counters ........................................ 3-228
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