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)

■1. 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.
(1) During processing of read commands
(format 14: GOT-F900 Series microcomputer connection (format
1))
Response message
during normal
communication
(GOT host)
(2) During processing of write commands
Response message
during faulty
communication
(GOT host)
During interrupt
output
*1
2 - 68
2.5 Message Formats
Com-
STX Data
mand
02
H
Com-
STX Station No.
mand
02
H
(H) (L)
STX Data
02
H
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.
➠
2.6.1 Setting communication interface (Controller Setting)
Message format
(format 15: GOT-F900 Series microcomputer connection (format
2))
(1) w/out station No.
CR
0D
H
(2) w/station No.
Data CR
0D
H
(format 15: GOT-F900 Series microcomputer connection (format
2))
CR
0D
H
ACK
06
H
NAK
15
H
Output
value
1/2/4
*1
bytes
Com-
STX Data
mand
02
H
Sum check is performed in this range.
Com-
STX Station No. Data
mand
02
H
(H) (L)
Sum check is performed in this range.
STX Data
02
H
Sum check is performed in this range.
Sum
ETX
Check
03
H
(H) (L)
Sum
ETX
Check
03
H
(H) (L)
Sum
ETX
Check
03
H
(H) (L)