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FC6A S
ERIES
MICROS
MART
L
ADDER
P
ROGRAMMING
M
ANUAL
FC9Y-B1726
14-5
14: R
EFRESH
I
NSTRUCTIONS
COMRF (Communication Refresh)
Example: COMRF
The following example demonstrates a program to execute COMRF instructions among other instructions.
Execute reading of received data and writing of send data for port 2 and 3 (communication port refresh) during user
program processing.
When implementing an application that requires a communication response from the communication cartridge in a
time interval that is shorter than the scan time of FC6A Series MICROSmart, program it with the COMRF instruction.
Regardless of the presence of the COMRF instruction, reading received data and writing send data for expanded
communication port is executed in END processing.
Note:
This instruction cannot be used in interrupt programs. If this instruction is used in an interrupt program, a user
program execution error will occur.
For user program execution errors, see "User Program Execution Errors" on page 3-10.
COMRF
Before executing the RXD instruction, COMRF refreshes send and receive data of
the expansion communication ports.
M0
S1
100
D1
M1
RXD
3
D2
D498
M1
S1
D0
N-W
100
BMOV(W)
D1
D500
COMRF
S1
100
D1
M0
TXD
4
D2
D502
COMRF
M1
R
After executing the TXD instruction, COMRF refreshes send and receive data of
the expansion communication ports.
Содержание MICROSmart FC6A Series
Страница 1: ...B 1726 7 FC6A SERIES Ladder Programming Manual ...
Страница 8: ...Preface 7 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 32: ...1 OPERATION BASICS 1 20 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 96: ...3 INSTRUCTIONS REFERENCE 3 18 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 130: ...4 BASIC INSTRUCTIONS 4 34 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 158: ...6 DATA COMPARISON INSTRUCTIONS 6 10 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 192: ...9 SHIFT ROTATE INSTRUCTIONS 9 12 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 216: ...10 DATA CONVERSION INSTRUCTIONS 10 24 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 248: ...11 WEEK PROGRAMMER INSTRUCTIONS 11 32 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 272: ...12 DISPLAY INSTRUCTIONS 12 24 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 284: ...14 REFRESH INSTRUCTIONS 14 6 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 288: ...15 INTERRUPT CONTROL INSTRUCTIONS 15 4 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 294: ...16 COORDINATE CONVERSION INSTRUCTIONS 16 6 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 374: ...18 PULSE OUTPUT INSTRUCTIONS 18 78 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 Setting ...
Страница 450: ...20 DUAL TEACHING TIMER INSTRUCTIONS 20 4 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 502: ...25 DATA LOG INSTRUCTIONS 25 22 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 546: ...26 SCRIPT 26 44 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 574: ...27 FLOW CALCULATION INSTRUCTIONS 27 28 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 583: ...FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 28 9 28 USER DEFINED MACRO INSTRUCTION ...
Страница 584: ...28 USER DEFINED MACRO INSTRUCTION 28 10 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...
Страница 598: ...APPENDIX A 14 FC6A SERIES MICROSMART LADDER PROGRAMMING MANUAL FC9Y B1726 ...