Omron CQM1H - PROGRAM User Manual

517
Programming Instructions Appendix A
--- (@)ADBL DOUBLE BINARY ADD Adds two 8-digit binary values (normal or signed data) and out-
puts the result to R and R+1.
332
--- (@)APR ARITHMETIC PROCESS Performs sine, cosine, or linear approximation calculations. 344
--- (@)ASIN ARC SINE Calculates the arc sine of a 32-bit floating-point number. 365
--- (@)ATAN ARC TANGENT Calculates the arc tangent of a 32-bit floating-point number. 367
--- AVG AVERAGE VALUE Adds the specified number of hexadecimal words and com-
putes the mean value. Rounds off to 4 digits past the decimal
point.
341
--- (@)CMND DELIVER COMMAND Transmits a FINS command to the specified node(s) on the
network and receives the response if necessary.
412
--- (@)COLM LINE TO COLUMN Copies the 16 bits from the specified word to a bit column of 16
consecutive words.
314
--- (@)COS COSINE Calculates the cosine of an angle (in radians) expressed as a
32-bit floating-point value.
363
--- CPS SIGNED BINARY COM-
PAR E
Compares two 16-bit (4-digit) signed binary values and outputs
the result to the GR, EQ, and LE flags.
286
--- CPSL DOUBLE SIGNED
BINARY COMPARE
Compares two 32-bit (8-digit) signed binary values and outputs
the result to the GR, EQ, and LE flags.
287
--- (@)DBS SIGNED BINARY DIVIDE Divides one 16-bit signed binary value by another and outputs
the 32-bit signed binary result to R+1 and R.
336
--- (@)DBSL DOUBLE SIGNED
BINARY DIVIDE
Divides one 32-bit signed binary value by another and outputs
the 64-bit signed binary result to R+3 to R.
337
--- (@)DEG RADIANS TO DEGREES Converts a 32-bit floating-point number from radians to
degrees.
361
--- (@)EXP EXPONENT Calculates the natural (base e) exponential of a 32-bit floating-
point number.
370
--- (@)FCS FCS CALCULATE Checks for errors in data transmitted by a Host Link command. 385
--- (@)FIX FLOATING TO 16-BIT Converts the integer portion of a 32-bit floating-point number to
16-bit signed binary data.
352
--- (@)FIXL FLOATING TO 32-BIT Converts the integer portion of a 32-bit floating-point number to
32-bit signed binary data.
353
--- (@)FLT 16-BIT TO FLOATING Converts a 16-bit signed binary value to 32-bit floating-point
data.
354
--- (@)FLTL 32-BIT TO FLOATING Converts a 32-bit signed binary value to 32-bit floating-point
data.
355
--- FPD FAILURE POINT DETECT Finds errors within an instruction block. 387
--- (@)HEX ASCII-TO-HEXADECIMAL Converts ASCII data to hexadecimal data. 303
--- HKY HEXADECIMAL KEY
INPUT
Inputs up to 8 digits of hexadecimal data from a 16-key key-
pad.
431
--- (@)HMS SECONDS TO HOURS Converts second data to hour and minute data. 312
--- (@)LINE LINE Copies a bit column from 16 consecutive words to the speci-
fied word.
313
--- (@)LOG LOGARITHM Calculates the natural (base e) logarithm of a 32-bit floating-
point number.
371
--- (@)MAX FIND MAXIMUM Finds the maximum value in specified data area and outputs
that value to another word.
338
--- (@)MBS SIGNED BINARY MULTI-
PLY
Multiplies the signed binary content of two words and outputs
the 8-digit signed binary result to R+1 and R.
334
--- (@)MBSL DOUBLE SIGNED
BINARY MULTIPLY
Multiplies two 32-bit (8-digit) signed binary values and outputs
the 16-digit signed binary result to R+3 through R.
335
--- (@)MIN FIND MINIMUM Finds the minimum value in specified data area and outputs
that value to another word.
340
--- (@)NEG 2’S COMPLEMENT Converts the four-digit hexadecimal content of the source word
to its 2’s complement and outputs the result to R.
315
Code Mnemonic Name Function Page

Omron CQM1H - PROGRAM Specifications

General

I/O Capacity	Up to 512 points
Power Supply	100 to 240 VAC, 50/60 Hz or 24 VDC (depending on model)
Instruction Set	Basic and advanced instructions
Operating Temperature	0 to 55°C
Program Capacity	7.2K to 15.2K steps
Communication Ports	RS-232C
Expansion Slots	Up to 3 expansion units
Type	Programmable Logic Controller (PLC)
CPU Type	RISC
Program Memory	7.2K to 15.2K steps
I/O Points	512 max
Expansion Capability	Up to 3 expansion units
Data Memory	RAM (battery backup)

Summary

PRECAUTIONS

1 Intended Audience

Specifies the target personnel for this manual, requiring knowledge of electrical systems and FA systems.

2 General Precautions

Outlines user responsibilities for operating the product according to specifications and consulting representatives for specific applications.

3 Safety Precautions

Details critical safety warnings related to I/O refreshing, touching internal components, disassembly, and power supply handling.

5 Application Precautions

Provides essential safety guidelines for using the PC System, including grounding, power handling, and unit mounting.

SECTION 1 PC Setup and Other Features

1-1 PC Setup

Explains operating parameters for CQM1H control, including default values and how to change them.

SECTION 2 Inner Boards

2-1 High-speed Counter Board

Describes the functions, input modes, comparison operations, and external outputs of the High-speed Counter Board.

2-2 Pulse I/O Board

Details the Pulse I/O Board's support for two pulse inputs and two pulse outputs, including input modes and interrupts.

SECTION 3 Memory Areas

3-1 Memory Area Structure

Explains the memory areas used by the CQM1H PC, including IR, Work, Controller Link status, MACRO operand, Inner Board, Analog, High-speed Counter, and EM areas.

SECTION 4 Ladder-diagram Programming

4-1 Basic Procedure

Outlines the fundamental steps for writing a program, including obtaining I/O lists and drawing ladder diagrams.

4-4 Controlling Bit Status

Details instructions for controlling individual bit status: OUTPUT, OUTPUT NOT, SET, RESET, DIFFERENTIATE UP/DOWN, KEEP.

4-6 Programming Precautions

Provides essential precautions for drawing clear ladder diagrams and inputting programs, emphasizing instruction order and TR bits.

4-7 Program Execution

Describes the CPU Unit's program scan from top to bottom, checking conditions, and executing instructions.

SECTION 5 Instruction Set

SECTION 6 Host Link Commands

6-1 Host Link Command Summary

Provides a summary table of Host Link commands available for CQM1H communications.

6-4 Command and Response Formats

Details the formats for commands issued from the host computer and responses received from the PC.

6-5 Host Link Commands

Lists and describes various Host Link commands for reading and writing data in IR, SR, LR, HR, DM, EM, and AR areas.

SECTION 7 CPU Unit Operation and Processing Time

7-1 CPU Unit Operation

Explains the overall operation flowchart of the CQM1H CPU Unit and defines cycle time.

7-2 Power Interruptions

Details the CPU Unit's behavior during power interruptions and momentary power supply failures.

7-3 Cycle Time

Explains the processes involved in a single execution cycle and their respective processing times.

SECTION 8 Troubleshooting

8-2 Programming Console Operation Errors

Lists common error messages encountered when using the Programming Console and their appropriate responses.

8-3 Programming Errors

8-5 Operating Errors

8-6 Error Log

8-7 Troubleshooting Flowcharts

Appendix A Programming Instructions

5-8 Ladder Diagram Instructions

Explains basic instructions like LOAD, AND, OR, and their combinations, including logic block instructions.

5-9 Bit Control Instructions

Covers instructions for controlling individual bit status: OUT, OUT NOT, SET, RESET, DIFU, DIFD, KEEP.

5-14 User Error Instructions: FAILURE ALARM AND RESET – FAL(06) and SEVERE FAILURE ALARM – FALS(07)

Describes instructions for outputting error numbers for operation, maintenance, and debugging, including non-fatal and fatal errors.

5-16 Timer and Counter Instructions

Details instructions for managing timers and counters, including TIM, TIMH, CNT, CNTR, TTIM, STIM, and CTBL.

5-29 Network Instructions

Explains instructions for communicating with other PCs via the Controller Link System, including SEND, RECV, and CMND.

5-30 Communications Instructions

Details instructions for serial communications, including RECEIVE (RXD), TRANSMIT (TXD), CHANGE SERIAL PORT SETUP (STUP), and PROTOCOL MACRO (PMCR).