Omron CP1E CPU UNIT SOFTWARE

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SYSMAC CP Series

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CP1E CPU Unit Software

User’s Manual

Revised June 2010

Main Page

Introduction5
- Intended Audience5
CP1E CPU Unit Manuals6
- I/O Allocation7
- I/O Memory7
  - Overview7
  - PLC Setup7
Manual Structure9
- Terminology and Notation10
- Table of Contents12
Safety Precautions22
Precautions for Safe Use25
Regulations and Standards27
Related Manuals28
- Overview29
- Basic Operating Procedure29
Section 1 Overview30
CP1E Overview30
- Overview of Features30
Basic Operating Procedure31
- Internal Memory in the CPU Unit33
- Memory Areas and Stored Data33
- Transferring Data from a Programming Device33
2-1 Internal Memory in the CPU Unit34
- CPU Unit Memory Backup Structure34
- Internal Memory in the CPU Unit34
- Built-In Ram34
- Built-In Eeprom34
- Memory Areas and Stored Data35
- Backup35
- Index35
- Transferring Data from a Programming Device36
- Backup36
  - CPU Unit Operation37
3-1 CPU Unit Operation38
- Overview of CPU Unit Operation38
- CPU Unit Operation38
- CPU Unit Operating Modes39
- Operating Modes and Operation40
Backing up Memory41
- CPU Unit Memory Configuration41
- Backing up Ladder Programs and PLC Setup42
- I/O Memory Backup42
- I/O Memory Backup Time43
- Initializing I/O Memory at Startup44
  - Understanding Programming45
Section 4 Understanding Programming46
Programming46
- User Programs46
- Program Capacity47
- Basics of Programming47
Tasks, Sections, and Symbols50
- Overview of Tasks50
- Overview of Sections50
- Overview of Symbols50
Programming Instructions52
- Basic Understanding of Instructions52
- Operands53
- Instruction Variations54
- Execution Conditions54
- Input-Differentiated Instructions55
- Specifying Data in Operands56
- Specifying Addresses56
- Data Formats57
- I/O Refresh Timing59
- Cyclic Refreshing59
- Immediate Refresh59
Constants60
Specifying Offsets for Addresses63
- Overview63
- Application Examples for Address Offsets65
Ladder Programming Precautions66
- Special Program Sections66
Section 5 I/O Memory70
Overview of I/O Memory Areas70
- I/O Memory Areas70
- I/O Memory Area Address Notation73
- I/O Memory Areas73
- I/O Memory Areas74
  - Overview of Built-In Functions and75
I/O Bits75
- Quick-Response Inputs75
Work Area (W)76
Holding Area (H)77
Data Memory Area (D)79
Timer Area (T)81
Counter Area (C)83
Auxiliary Area (A)85
Condition Flags87
Clock Pulses89
- I/O Allocation91
Section 6 I/O Allocation92
Allocation of Input Bits and Output Bits92
- I/O Allocation92
- I/O Allocation Concepts93
- Allocations on the CPU Unit93
- Allocations to Expansion Units and Expansion I/O Units94
  - Allocations for Expansion Units96
  - PLC Setup97
Section 7 PLC Setup98
Overview of the PLC Setup98
PLC Setup Settings99
- Startup and CPU Unit Settings99
- Timing and Interrupt Settings99
- Input Constant Settings100
- Built-In RS-232C Port101
- Serial Option Port104
- Built-In Inputs107
- High-Speed Counter Settings107
- Interrupt Input Settings108
- Pulse Output 0 Settings109
- Pulse Output 1 Settings110
- Built-In AD/DA: Built-In Analog I/O Settings112
Built-In Functions114
- Input Interrupts115
- Overview115
Overall Procedure for Using CP1E Built-In Functions115
Terminal Allocations for Built-In Functions116
- Specifying the Functions to Use116
- Selecting Functions in the PLC Setup116
- Allocating Built-In Input Terminals118
- Allocating Functions to Built-In Input Terminals118
- Allocating Built-In Output Temrinals120
  - Allocating Functions to Built-In Output Terminals120
  - Quick-Response Inputs121
9-1 Quick-Response Inputs121
- Overview121
- Flow of Operation121
10-1 Interrupts122
- Overview122
- Interrupts126
- Overview126
Input Interrupts127
- Overview127
- Flow of Operation128
- Application Example131
- Interrupt Task133
Scheduled Interrupts134
- Overview134
- Flow of Operation135
Precautions for Using Interrupts137
- Interrupt Task Priority and Order of Execution137
- Related Auxiliary Area Words and Bits137
- Duplicate Processing in each Task137
- High-Speed Counters139
Section 11 High-Speed Counters140
Overview140
- Flow of Operation141
- Specifications145
High-Speed Counter Inputs146
- Pulse Input Methods Settings146
- Pulse + Direction Input147
- Counting Ranges Settings148
- Reset Methods149
- Phase-Z Signal + Software Reset149
- Reading the Present Value150
- Software Reset150
- Frequency Measurement151
High-Speed Counter Interrupts152
- Overview152
- Present Value Comparison155
- Target Value Comparison155
- Range Comparison158
- High-Speed Counter Interrupt Instruction159
Related Auxiliary Area Bits and Words164
- Application Example165
  - System Configuration166
  - Programming Example167
Overview170
- Flow of Operation171
- Pulse Outputs173
- Connecting the Servo Drive and External Sensors173
- Specifications178
Positioning Control179
- Positioning Control Configuration179
- Relative Positioning and Absolute Positioning179
- Application Example181
Jogging183
- High-Speed Jogging183
- Low-Speed Jogging183
- Application Example183
Defining Origin Position186
- Origin Searches186
- Flow of Operation187
- Settings in PLC Setup187
- Origin Search Instructions190
- Origin Search Operations191
- Origin Return198
- Changing the Present Value of the Pulse Output199
Reading the Pulse Output Present Value200
Related Auxiliary Area Flags201
Application Examples202
- Vertically Conveying Pcbs (Multiple Progressive Positioning)202
- Feeding Wrapping Material: Interrupt Feeding207
Precautions When Using Pulse Outputs210
Pulse Output Pattern215
- Speed Control (Continuous Mode)215
- Positioning Control (Independent Mode)217
  - PWM Outputs223
PWM Outputs (Variable-Duty-Factor Pulse Outputs)224
- Flow of Operation225
- Ladder Program Example225
14-1 Serial Communications228
- Types of CPU Units and Serial Ports228
- Serial Communications228
- Overview of Serial Communications229
Program-Free Communications with Programmable Terminals231
- Overview231
- Flow of Connection232
- PLC Setup and PT System Settings232
No-Protocol Communications with General Components234
- Overview234
- Flow of Operation235
- PLC Setup235
- Related Auxiliary Area Bits and Words236
Modbus-RTU Easy Master Function237
- Overview237
- Flow of Operation237
- Serial PLC Links246
- Connecting the Host Computer (Not Including Support Software)256
Section 15 Analog I/O Function260
- Overview260
  - Flow of Operation260
  - Analog I/O Specifications264
- Analog Input and Output Signal Ranges265
- I/O Allocation and Related Auxiliary Area Flags270
  - I/O Allocation270
  - Related Auxiliary Area Flags270
- PID Temperature Control272
Other Functions275
- Clock277
- DM Backup Function278
- Security Functions282
  - Ladder Program Read Protection282
Ethernet Option Board285
- Features and Specifications286
- Startup Procedure293
- Settings295
Memory Allocations309
- DM Area Allocation309
  - Mode Setting310
  - Subnet Mask311
- CIO Area Allocation314
- Error Status315
Trouble Shooting316
- Error Log316
- Error Codes317
- Error Status319
Connection Method with the CX-Programmer320
Network Installation323
- Devices Required for Constructing a Network323
Comparison with Previous Models325
Programming Devices Usable with the CP1E328
Overview of CX-Programmer329
- CX-Programmer329
- CX-Programmer Flow from Startup to Operation329
- Help332
Creating a Ladder Program333
- Inputting a Ladder Program333
- Automatic Symbol Name Creation339
- Automatic I/O Comment Creation339
- Saving and Reading Ladder Programs340
- Editing Ladder Programs341
- Inputting Rung Comments343
Connecting Online to the CP1E and Transferring the Program344
- Connecting Online344
- Changing Operating Modes345
- Transferring a Ladder Program and the PLC Setup346
- Starting Operation347
Online Monitoring and Debugging349
- Monitoring Status349
- Force-Set/Reset Bits351
- Online Editing352
  - Appendices355
Instruction Functions356
- A-1-1 Sequence Input Instructions356
- A-1-2 Sequence Output Instructions357
- A-1-3 Sequence Control Instructions359
- A-1-4 Timer and Counter Instructions361
- Comparison Instructions364
- A-1-6 Data Movement Instructions366
- A-1-7 Data Shift Instructions369
- A-1-8 Increment/Decrement Instructions371
- A-1-9 Symbol Math Instructions372
- A-1-10 Conversion Instructions376
- A-1-11 Logic Instructions380
- Logic Instructions380
- A-1-12 Special Math Instructions381
- A-1-13 Floating-Point Math Instructions381
- A-1-14 Table Data Processing Instructions384
- Data Control Instructions385
- Subroutine Instructions389
- A-1-17 Interrupt Control Instructions390
- A-1-18 High-Speed Counter/Pulse Output Instructions391
- A-1-19 Step Instructions398
- A-1-20 Basic I/O Unit Instructions399
- A-1-21 Serial Communications Instructions403
- A-1-22 Clock Instructions404
- A-1-23 Failure Diagnosis Instructions405
- A-1-24 Other Instructions405
Auxiliary Area Allocations by Address406
- A-2-1 Read-Only Words406
- Read-Only Words406
- A-2-2 Read/Write Words424
Response Performance434
- A-3-1 I/O Response Time434
- A-3-2 Interrupt Response Time436
- A-3-3 Serial PLC Link Response Performance437
- A-3-4 Pulse Output Start Time438
- A-3-5 Pulse Output Change Response Time438
PLC Operation for Power Interruptions439
- Description of Operation440
- Instruction Execution for Power Interruptions440
Index443
- Revision History447

Omron CP1E CPU UNIT SOFTWARE - Page 4

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