Mitsubishi Electric GOT2000 Series Connection Manual page 124

■3. Message format
The following shows the message format of the dedicated commands for a microcomputer connection of GOT.
(1) Read clock data (1901) command
The following shows an example of reading the clock data of GOT.
(Assuming that the clock data of GOT has been set to "2004, June 1, 18:46:49, Tuesday".)
Item
Request message
(host GOT)
Response
message during
normal
communication
(GOT host)
2 - 54
2.5 Message Formats
Example: Format 7 (QnA compatible 4C frame (format 1))
Frame ID
ENQ
Station No.
No.
F 8 0 0
05 46 38 30 30
H H H H H
(H) (L) (H) (L)
*1
Host
Address No.
0 0 1
30 30 31
H H H
(H) (L) (H)
Example: Format 7 (QnA compatible 4C frame (format 1))
Frame ID
STX Station No.
No.
F 8 0 0
02 46 38 30 30
H H H H H
(H) (L) (H) (L)
*1
Host
Year data
Address No.
0 0 0
30 30 30
H H H
(H) (L) (H)
Time display
2004/06/01 18:46:49
Message format
Network
Request destination
PLC No.
No.
module I/O No.
0 0 0 0 0
30 30 30 30 30
H H H H H
(H) (L) (H) (L) (H)
Sum check is performed in this range.
Character A section
Command Sub-command
9 0 1 0 0
39 30 31 30 30
H H H H H
– – (L) (H) –
Network Request destination
PLC No.
No. module I/O No.
0 0 0 0 0
30 30 30 30 30
H H H H H
(H) (L) (H) (L) (H)
Sum check is performed in this range.
Character B section
Month data Day data
4 0 6 0 1
34 30 36 30 31
H H H H H
(L) (H) (L) (H) (L)
TUE
Request destination
module station No.
0 0 0 0 0
30 30 30 30 30
H H H H H
– – (L) (H) (L)
0 0
30 30
H H
– (L)
Request destination
module station No.
Following
0 0 0 0 0
*1
30 30 30 30 30
H H H H H
– – (L) (H) (L)
Second
Hour data Minute data
data
1 8 4 6 4
31 38 34 36 34
H H H H H
(H) (L) (H) (L) (H) (L)
Sum check
Following
A 9
*1
41 39
H H
(H) (L)
Sum check
ETX
E E
03 43 43
H H H
(H) (L)
Day-of-
week data
9 0 2
39 30 32
H H H
(H) (L)