Data transfer via communication ports
732
Part
III F
P
Instructions
22.3.3.1
Getting the communication modes and statuses via the input (X) flags from the MCU's COM
ports in RUN mode
16 I/Os for X are allocated. I/O numbers are determined depending on the installation location and
the I/O allocations of the other units.
Input signal
COM 1
COM 2
Name
Description (0: OFF, 1: ON)
Effective operation mode
X0 X2
Reception
done flag
When the MCU completes the data reception,
it turns on.
When waiting for the end of data reception: 0
When data reception completed: 1
X1 X3
PLC
data
reception
done flag
When F161_MRCV (see page 755) is
completed, it is set/reset.
Reading completed: 1
Data not yet read: 0 Note 1)
X4 X5
Transmissi
on done
flag
When transmission is available: 1
During transmission: 0 Note 2)
When transmission is completed: 1
X6 X7
Reception
error
When F161_MRCV (see page 755) is
completed, it is set/reset.
Errors exist in the data read: 1
No error exists in the data read: 0 Note 1)
Program controlled communication
X8 X9
CTS
signal
monitor
Status of the CTS signal sent from the device
being communicated with.
Transmission from MCU is possible: 0
Transmission from MCU is not possible: 1
The RTS signal from the MCU is controllable
by Y18 and Y19.
Effective only when setting the
RS/CS to be valid and using the
communication block AFP2803
XA XC
Latest
reception
error
Set when an error occurs during the
reception of data by the MCU
No reception error: 0
Reception error: 1
The details of the reception error can be
confirmed by reading them to the PLC using
the F161_MRD_STATUS (see page 729)
instruction.
Check X6/X7 to see whether or not there are
errors in each receive buffer during multiple
reception.
Program controlled communication
(Reception)
XB XD
Setting
error
Operation mode switch setting error
Usage restrictions for the unit
All operation modes
XE XF
CH
reset
done
Communication channels can be reset by
turning on Y1E or Y1F. The flag is reset upon
completion.
At completion: 1
When Y1E/Y1F is off: 0
Program controlled communication
Содержание FP Series
Страница 27: ...Chapter 1 Basics ...
Страница 60: ...Chapter 2 Data transfer instructions ...
Страница 62: ...Chapter 3 Arithmetic instructions ...
Страница 88: ...Chapter 4 Bitwise Boolean instructions ...
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Страница 94: ...Chapter 5 Bit shift instructions ...
Страница 100: ...Bit shift instructions 99 Part II IEC Instructions LD ...
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Страница 104: ...Chapter 6 Comparison instructions ...
Страница 106: ...Comparison instructions 105 Part II IEC Instructions LD ...
Страница 108: ...Comparison instructions 107 Part II IEC Instructions LD ...
Страница 114: ...Chapter 7 Conversion instructions ...
Страница 136: ...Conversion instructions 135 Part II IEC Instructions Body with and without EN ENO ...
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Страница 244: ...Conversion instructions 243 Part II IEC Instructions Body ...
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Страница 254: ...Chapter 8 Selection instructions ...
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Страница 262: ...Chapter 9 String instructions ...
Страница 280: ...String instructions 279 Part II IEC Instructions LD ...
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Страница 282: ...Chapter 10 Date and time instructions ...
Страница 306: ...Chapter 11 Bistable instructions ...
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Страница 312: ...Chapter 12 Edge detection instructions ...
Страница 315: ......
Страница 316: ...Chapter 13 Counter instructions ...
Страница 324: ...Chapter 14 Timer instructions ...
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Страница 342: ...Chapter 15 Arithmetic instructions ...
Страница 360: ...Arithmetic instructions 359 Part III FP Instructions LD ST IF DF start THEN F35_INC increment_value END_IF ...
Страница 362: ...Arithmetic instructions 361 Part III FP Instructions LD ST IF DF start THEN F36_DINC increment_value END_IF ...
Страница 384: ...Arithmetic instructions 383 Part III FP Instructions LD ST IF DF start THEN F37_DEC decrement_value END_IF ...
Страница 431: ...Arithmetic instructions 430 Part III FP Instructions LD ST IF start THEN F87_ABS abs_value END_IF ...
Страница 433: ...Arithmetic instructions 432 Part III FP Instructions ST IF start THEN F88_DABS abs_value END_IF ...
Страница 449: ...Arithmetic instructions 448 Part III FP Instructions LD ST IF DF start THEN F85_NEG negotiate_value END_IF ...
Страница 508: ...Chapter 16 Bistable instructions ...
Страница 512: ...Chapter 17 Bitwise Boolean instructions ...
Страница 555: ......
Страница 556: ...Chapter 18 Bit shift instructions ...
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Страница 604: ...Chapter 19 Comparison instructions ...
Страница 622: ...Chapter 20 Conversion instructions ...
Страница 687: ...Conversion instructions 686 Part III FP Instructions LD ...
Страница 702: ...Chapter 21 Counter instructions ...
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Страница 712: ...Chapter 22 Data transfer via communication ports ...
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Страница 786: ...Chapter 23 Data transfer via network ...
Страница 798: ...Data transfer via network 797 Part III FP Instructions LD ...
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Страница 806: ...Chapter 24 Data transfer within the PLC ...
Страница 866: ...Chapter 25 Date and time instructions ...
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Страница 878: ...Chapter 26 Selection Instructions ...
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Страница 884: ...Chapter 27 Edge detection instructions ...
Страница 890: ...Chapter 28 High speed counter instructions ...
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Страница 914: ...Chapter 29 Timer instructions ...
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Страница 938: ...Chapter 30 Process control instructions ...
Страница 966: ...Process control instructions 965 Part III FP Instructions ...
Страница 970: ...Chapter 31 FP e display instructions ...
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Страница 980: ...Chapter 32 System register instructions ...
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Страница 998: ...Chapter 33 Special instructions ...
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Страница 1008: ...Chapter 34 Program execution control instructions ...
Страница 1020: ...Chapter 35 Pulse output instructions ...
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Страница 1092: ...Chapter 36 Analog unit instructions ...
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Страница 1134: ...Chapter 37 GT panel instructions ...
Страница 1138: ...Chapter 38 High speed counter instructions ...
Страница 1164: ...High speed counter instructions 1163 Part IV Tool Instructions ...
Страница 1172: ...Chapter 39 Pulse output instructions ...
Страница 1177: ...Pulse output instructions 1176 Part IV Tool Instructions LD ...
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Страница 1246: ...Chapter 40 Appendix Programming Information ...
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