Mitsubishi Electric GOT1000 Series Connection Manual page 142

(3) Multi-point write in bit units (3) command (w/out station No.), multi-point write in bit units (D) command (w/
station No.)
The following shows an example of turning OFF the virtual device M31 and turning ON the virtual device M2038
on the GOT at station No.31.
Item
(format 14: GOT-F900 Series microcomputer connection (format 1))
(format 15: GOT-F900 Series microcomputer connection (format 2))
Request message
(host GOT)
Response message
during normal
communication
(GOT host)
Response message
during faulty
communication
(GOT host)
2 - 70
2. MICROCOMPUTER CONNECTION (SERIAL)
2.5 Message Formats
Com-
STX
mand
02 44
H
Number of
Com-
STX
Station No.
mand points
D 3 1 0
02 44 33 31 30 32
H H H H H
(H) (L) (H) (L)
Sum check is performed in this range.
*1
Write
specification Address1
1
1 2 0
31 32 30 30
H H H
(H) –
*2
(write specification1=1)
Source data
bit pattern
Result
Message format
Number of
Station No.
points
Following
D 3 1 0 2
33 31 30 32
H H H H H
(H) (L) (H) (L)
ETX Sum check
*1
2 Following E C
03 45 43
H H H
(H) (L)
Write
Bit pattern1
specification
2
0 3 8 0 0 2
33 38 30 30 32
H H H H H
– (L) (H) (L) (H)
*2
(write specification2=0)
1 0 1 0 1 0 1 0
1 0 0 0 0 0 0 0
0 0 1 0 1 0 1 0
M M M M M M M M
3 3 2 2 2 2 2 2
1 0 9 8 7 6 5 4
ACK
06
H
NAK
15
H
CR
*1
0D
H
H
Address2 Bit pattern2
0 F E 4 0
30 46 45 34 30
H H H H H
– – (L) (H) (L)
1 0 1 0 1 0 1 0
Source data
bit pattern
0 1 0 0 0 0 0 0
Result 1 1 1 0 1 0 1 0
M M M M M M M M
2 2 2 2 2 2 2 2
0 0 0 0 0 0 0 0
3 3 3 3 3 3 3 3
9 8 7 6 5 4 3 2