Mitsubishi FX3U SERIES User Manual page 454

FX Series Programmable Controllers
3U
User's Manual - Hardware Edition
Number and
Operation and function
name
RS2 (FNC 87) [ch2] and Computer Link [ch2]
[M]8410 to [M]8420 Not used
*1
RS2 (FNC 87) [ch2] Send wait flag
[M]8421
*1
RS2 (FNC 87) [ch2] Send request
M 8422
RS2 (FNC 87) [ch2]
*1
M 8423
Receive complete flag
RS2 (FNC 87) [ch2]
[M]8424
Carrier detection flag
RS2 (FNC 87) [ch2]
*2
[M]8425
Data set ready (DSR) flag
[M]8426 Computer link [ch2] Global ON
Computer link [ch2]
[M]8427
On-demand send processing
Computer link [ch2]
M 8428
On-demand error flag
Computer link [ch2]
On-demand Word/Byte changeover
M 8429
RS2 (FNC 87) [ch2]
Time-out check flag
*1. Cleared when PLC switches from RUN to STOP or when
RS2 instruction [ch2] is OFF.
*2. Supported in Ver. 2.30 or later
Error Detection
[M]8430 to [M]8437 Not used
M 8438 Serial communication error 2 [ch2]
[M]8439 to [M]8448 Not used
[M]8449 Special block error flag
[M]8450 to [M]8459 Not used
Positioning
DVIT (FNC151) instruction [Y000]
M 8460
User interrupt input command
DVIT (FNC151) instruction [Y001]
M 8461
User interrupt input command
DVIT (FNC151) instruction [Y002]
M 8462
User interrupt input command
DVIT (FNC151) instruction [Y003]
*3
M 8463
User interrupt input command
DSZR (FNC150), ZRN (FNC156)
instructions [Y000]
M 8464
Clear signal device specification
function enabled
DSZR (FNC150), ZRN (FNC156)
instructions [Y001]
M 8465
Clear signal device specification
function enabled
DSZR (FNC150), ZRN (FNC156)
instructions [Y002]
M 8466
Clear signal device specification
function enabled
DSZR (FNC150), ZRN (FNC156)
instructions [Y003]
*3
M 8467
Clear signal device specification
function enabled
[M]8468 to [M]8511 Not used
*3. Available only when two FX
connected to a PLC.
448
Correspond-
ing special
device
–
–
D8422
D8423
–
–
D8427
D8428
D8429
–
D8438
–
D8449
–
D8336
D8336
D8336
D8336
D8464
D8465
D8466
D8467
–
-2HSY-ADP adapters are
3U
A Operation of Special Devices (M8000 -, D8000 -)
A-1 Special Auxiliary Relay (M8000 to M8511)