Allen-Bradley MicroLogix 1100

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Publication 1763-RM001C-EN-P - October 2009

Controller Memory and File Types 39

Viewing Controller Memory Usage

1. Highlight and open Controller Properties.

2. The amount of Memory Used and Memory Left will appear in the

Controller Properties window once the program has been verified.

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Default Chapter3
- Firmware Revision History3
- Firmware Upgrades3
Summary of Changes3
- Table of Contents5
Embedded I/O13
- Micrologix 1100 Expansion I/O15
- Micrologix 1100 Expansion I/O Memory Mapping16
- I/O Addressing24
- I/O Forcing25
- Input Filtering25
- Analog Inputs26
- Latching Inputs28
- Configuring Expansion32
- I/O Using Rslogix 50032
- Common Techniques Used in this Manual33
Preface33
- Purpose of this Manual33
- Who Should Use this Manual33
- Related Documentation34
- Rockwell Automation Support34
Chapter 1 Controller Memory36
- Data Files40
- Types Data Files40
- Protecting Data Files During Download42
- Static File Protection44
- Password Protection45
- Clearing the Controller Memory46
- Allow Future Access Setting (OEM Lock)47
- Web View Disable (os Series B FRN 4 or Later)47
Chapter 2 Overview50
- Chapter 2 Function Files Overview50
- Real-Time Clock Function File51
- RTA - Real Time Clock Adjust Instruction53
- Memory Module Information Function File54
- Base Hardware Information Function File56
- Communications Status File57
- Ethernet Communications Status File71
- Input/Output Status File79
- Publication 1763-RM001C-EN-P - October80
- Instruction Set81
- Using the Instruction Descriptions82
Chapter 4 High-Speed Counter Overview89
- Programmable Limit Switch Overview89
- High-Speed Counter (HSC) Function File90
- High-Speed Counter Function File Sub-Elements Summary92
- HSC Function File Sub-Elements93
- HSL - High-Speed Counter Load118
- RAC - Reset Accumulated Value119
- Programmable Limit Switch (PLS) File120
PTO - Pulse Train Output127
Chapter 5128
- Pulse Train Output Function128
- Pulse Train Outputs (PTO) Function File133
- Pulse Train Output Function File Sub-Elements Summary134
- PWM - Pulse Width Modulation149
- PWM Function150
- Pulse Width Modulation (PWM) Function File150
- Pulse Width Modulated Function File Elements Summary152
XIC - Examine if Closed XIO - Examine if Open159
Chapter 6161
- OTE - Output Energize161
- OTL - Output Latch OTU - Output Unlatch162
- ONS - One Shot163
- OSR - One Shot Rising OSF - One Shot Falling164
Chapter 7167
- Timer Instructions Overview167
- TON - Timer, On-Delay171
- TOF - Timer, Off-Delay172
- RTO - Retentive Timer, On-Delay173
- How Counters Work174
- CTU - Count up CTD - Count down177
- RES - Reset178
Chapter 8180
Using the Compare Instructions180
- EQU - Equal NEQ - Not Equal181
- GRT - Greater than LES - Less than181
- GEQ - Greater than or Equal to LEQ - Less than or Equal to182
- MEQ - Mask Compare for Equal182
- LIM - Limit Test184
Math Instructions187
Chapter 9 Using the Math Instructions188
- Updates to Math Status Bits189
- Using the Floating Point (F) Data File190
- ADD - Add SUB - Subtract193
- MUL - Multiply194
- DIV - Divide194
- NEG - Negate194
- CLR - Clear194
- ABS - Absolute Value195
- SCL - Scale196
- SCP - Scale with Parameters197
- SQR - Square Root199
Chapter 10 Using Decode and Encode Instructions201
- DCD - Decode 4 to 1-Of-16202
- ENC - Encode 1-Of-16 to 4203
- FRD - Convert from Binary Coded Decimal (BCD)204
- TOD - Convert to Binary Coded Decimal (BCD)208
- GCD - Gray Code210
Conversion Instructions201
Chapter 11 Using Logical Instructions211
- Updates to Math Status Bits212
- AND - Bit-Wise and213
- OR - Logical or214
- XOR - Exclusive or215
- NOT - Logical NOT216
Logical Instructions211
Chapter 12 MOV - Move217
- MVM - Masked Move219
- Publication 1763-RM001C-EN-P - October220
Move Instructions217
File Instructions222
Chapter 13 CPW - Copy Word222
- COP - Copy File223
- FLL - Fill File225
- BSL - Bit Shift Left226
- BSR - Bit Shift Right228
- FFL - First In, First out (FIFO) Load230
- FFU - First In, First out (FIFO) Unload232
- LFL - Last In, First out (LIFO) Load234
- LFU - Last In, First out (LIFO) Unload236
- SWP - Swap238
Chapter 14 SQC- Sequencer Compare240
- Chapter 14 Sequencer Instructions SQC- Sequencer Compare240
- SQO- Sequencer Output243
- SQL - Sequencer Load246
Chapter 15 JMP - Jump to Label249
- LBL - Label250
- JSR - Jump to Subroutine250
- SBR - Subroutine Label250
- RET - Return from Subroutine251
- SUS - Suspend251
- TND - Temporary End251
- END - Program End252
- MCR - Master Control Reset252
Input and Output Instructions IIM - Immediate Input with Mask255
Chapter 16257
- IOM - Immediate Output with Mask257
- REF- I/O Refresh258
Chapter 17 Information about Using Interrupts259
- User Interrupt Instructions263
- INT - Interrupt Subroutine263
- STS - Selectable Timed Start264
- UID - User Interrupt Disable265
- UIE - User Interrupt Enable266
- UIF - User Interrupt Flush267
- Using the Selectable Timed Interrupt (STI) Function File268
- Using the Event Input Interrupt (EII) Function File272
- Publication 1763-RM001C-EN-P - October273
Chapter 18 The PID Concept279
- The PID Equation280
- PD Data File281
- PID - Proportional Integral Derivative282
- Input Parameters283
- Output Parameters287
- Tuning Parameters289
- Runtime Errors298
- Analog I/O Scaling299
- Application Notes300
- Application Examples304
Process Control Instruction279
Chapter 19 General Information309
- Instruction Types and Operation310
- Protocol Overview311
- String (ST) Data File312
- Control Data File313
- ACL - ASCII Clear Buffers314
- AIC - ASCII Integer to String316
- AWA - ASCII Write with Append317
- AWT - ASCII Write319
- ABL - Test Buffer for Line322
- ACB - Number of Characters in Buffer323
- ACI - String to Integer324
- ACN - String Concatenate326
- AEX - String Extract327
- AHL - ASCII Handshake Lines328
- ARD - ASCII Read Characters330
- ARL - ASCII Read Line331
- ASC - String Search333
- ASR - ASCII String Compare334
- Timing Diagram for ARD, ARL, AWA, and AWT Instructions336
- Using In-Line Indirection336
- ASCII Instruction Error Codes337
- ASCII Character Set339
ASCII Instructions309
Communications Instructions Messaging Overview341
Chapter 20344
- SVC - Service Communications344
- MSG - Message346
- The Message Element347
- Timing Diagram for the MSG Instruction356
- Communication Servicing Selection and Message Servicing Selection359
- MSG Instruction Ladder Logic360
- Local Messages361
- Configuring a Local Message363
- Local Messaging Examples373
- Remote Messages388
- Configuring a Remote Message391
- Configuring a Multi-Hop Remote Message on Ethernet/Ip Communication Channel394
- Configuring a Micrologix 1100 CIP Generic Message Via Ethernet (os Series B FRN 4 or Later)409
- MSG Instruction Error Codes414
- Special Function with MSG Instruction (os Series B FRN 4 or Later)416
- Configure MSG Setup Screen to Send SMTP Message422
Chapter 21 RCP - Recipe427
- Data Logging433
- Queues and Records433
- Configuring Data Log Queues437
- DLG - Data Log Instruction439
- Data Log Status File440
- Retrieving (Reading) Records442
- Accessing the Retrieval File442
- Conditions that will Erase the Data Retrieval File444
Chapter 22 LCD Overview445
- LCD Function File446
- LCD Function File Sub-Elements Summary447
- LCD Function File Sub-Elements448
- LCD - LCD Instruction453
- Programming Instructions Memory Usage and Execution Time457
Appendix A Scan Time Worksheet462
Appendix B Status File Overview466
- Status File Details467
- Publication 1763-RM001C-EN-P - October468
Fault Messages and Error Codes491
- Identifying Controller Faults491
- Contacting Rockwell Automation for Assistance499
Appendix D Communication Protocol502
- DF1 Full-Duplex Protocol505
- DF1 Half-Duplex Protocol506
- DF1 Radio Modem Protocol517
- Modbus RTU Protocol524
- ASCII Driver534
- Ethernet Driver536
- Knowledgebase Quick Starts # 17444 "Quick Start" Pulse Train Output (PTO)539
- 17446 "Quick Start" Pulse Width Modulation (PWM)542
- 17447 "Quick Start" High Speed Counter (HSC)544
- 17465 "Quick Start" Message (MSG)548
- 17501 "Quick Start" Selectable Timed Interrupt (STI)551
- 17503 "Quick Start" Real Time Clock (RTC)554
- 17558 "Quick Start" User Interrupt Disable (UID)555
Appendix E 18465 "Quick Start" RTC Synchronization between Controllers556
- 18498 "Quick Start" Data Logging (DLG)559
- Basic Requirements to Use 40Khz PTO and PWM in Micrologix Controller569
Appendix F569
- PTO and PWM Function File Changes in Series B Controller569
- Rslogix500 Display Issues570
- Instruction Issues571
Appendix 23 Binary Numbers579
- Hexadecimal Numbers581
- Hex Mask583
Appendix H System Related585
- Serial Communications Related585
- Ethernet Communications Related586
- Application Layer Related588
- Embedded IO Configuration Related588
- Web-Server Related588
- Rslogix500 Compatibility588
- Publication 1763-RM001C-EN-P - October589

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