Formats 14, 15 (Got-F900 Series Microcomputer Connection) - Mitsubishi Electric GOT2000 Series Connection Manual

2.5.7

Formats 14, 15 (GOT-F900 Series microcomputer connection)


Basic format of data communication
Item
(format 14: GOT-F900 Series microcomputer connection (format
1))
(1) w/out station No.
Request message
(host GOT)
(2) w/station No.
STX
02
(1) During processing of read commands
(format 14: GOT-F900 Series microcomputer connection (format 1))
STX
02
Response message
during normal
communication
(GOT host)
(2) During processing of write commands
Response message
during faulty
communication
(GOT host)
During interrupt
output
*1 Set the number of interrupt data bytes at [Detail setting] in GT Designer3.
For the setting of the number of interrupt data bytes, refer to the following.
Com-
STX Data CR
mand
02 0D
H H
Com-
Station No. Data
mand
0D
H
(H) (L)
Data CR
0D
H
2.6.1 Setting communication interface (Communication settings)
2. MICROCOMPUTER CONNECTION (SERIAL)
Message format
(format 15: GOT-F900 Series microcomputer connection (format
2))
(1) w/out station No.
Com-
STX
mand
02
H
Sum check is performed in this range.
(2) w/station No.
Com-
CR
STX Station No.
mand
02
H
H
Sum check is performed in this range.
(format 15: GOT-F900 Series microcomputer connection (format 2))
STX
02
H
H
Sum check is performed in this range.
ACK
06
H
NAK
15
H
Output
value
1/2/4
*1
bytes
2.5 Message Formats
Sum
Data ETX
Check
03
H
(H) (L)
Sum
Data ETX
Check
03
H
(H) (L) (H)
Sum
Data ETX
Check
03
H
(H)
2
(L)
(L)
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