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MELSEC-Q
9 UTILITY PACKAGE (GX Configurator-SC)
Buffer memory address
Item
CH1 CH2
Reference section
Transmission
status
Transmission speed 253
H 263H Section 4.5.2
DTR/DSR (ER/DR), DC control designation 93H 133H
DC1/DC3 (Xon/Xoff) code designation 94H 134H
DC2/DC4 code designation 95H 135H
User's Manual (Application)
Communication system designation 98H 138H
CD terminal check designation 97H 137H
Section 4.5.2
Half-duplex communications control designation
Simultaneous transmission priority/non-priority designation
99
H 139H
Half-duplex communications control designation
Retransmission time transmission method designation
9A
H 13AH
User's Manual (Application)
No-reception monitoring time (timer 0) designation (units: byte) 9CH 13CH
Response monitoring time (timer 1) designation (units: 100 ms) 9DH 13DH
Transmission monitoring time (timer 2) designation (units: 100 ms) 9EH 13EH
User's Manual (Application)
Word/byte units designation 96H 136H User's Manual (Application)
RTS (RS) designation 92H 132H
DTR (ER) designation 92H 132H
Section 3.2.1
Transmission control start free area 2012H 2112H
Transmission control end free area 2013H 2113H
User's Manual (Application)
Send/Recv data monitoring designation 2018H 2118H
Action for buffer full 2019H 2119H
Stop by Timer 0 error 2019H 2119H
Monitor buffer head address 201AH 211AH
Monitor buffer size 201BH 211BH
User's Manual (Application)
Transmission buffer memory head address designation A2H 142H
Transmission buffer memory length designation A3H 143H
Receive buffer memory head address designation A6H 146H
Receive buffer memory length designation A7H 147H
Chapters 6 and 7
Transmission transparent code designation 1st 11FH 1BFH
Transmission transparent code designation 2nd to 10th
2030
H to
2038
H
2130
H to
2138
H
Receive transparent code designation 120H 1C0H
User's Manual (Application)
ASCII-BIN conversion designation 121H 1C1H User's Manual (Application)
Receive interrupt-issued designation 2010H 2110H User's Manual (Application)
Echo back enable/disable setting (for RS-422/485 I/F) — 1C2H Section 3.3.4
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