Mitsubishi FX1S Series

FX Series Programmable Controllers Points Of Technique 10
10-21
3) Normal Mode 1 D8120 (b12, b11, b10) = (0, 1, 1)
1FX2N below V2.00.
4) Normal Mode 2 D8120 (b12, b11, b10) = (1, 0, 1)
1FX2N after V2.00
FX1S
FX1N FX2N
FX2NC
Reset using a program.
When it is not turned off, the
next data cannot be received.
Data 1
RS
instruction
Send wait
flag M8121
Send data SD
(TXD)
OFF ON
Data 3
Data 2
OFF ON
Send request
M8122
Receive data
RD (RXD)
Receive
completion
M8123
OFF ON
ON
OFF
ON
ON
OFF
OFF
This period should be 100 µ sormore
ER(DTR)
DR(DS
R)
FX1S
FX1N FX2N
FX2N(C
Data 1
RS
instruction
Send wait
flag M8121
Send data
SD (TXD)
OFF ON
Data 3
Data 2
OFF ON
Send request
M8122
Receive data
RD (RXD)
Receive
completion
M8123
OFF ON
ON
ONOFF
OFF
ER(DTR)
DR(DSR)
*4
*5
*1
*2
*3
*1
Check
OFF
ON
Check OFF