Station Number Setting; Sum Check Code - Mitsubishi Electric F920GOT-K Hardware Manual

GOT-F900 SERIES (CONNECTION)
14.5.5

Station Number Setting

When connecting two or more GOT units
When connecting two or more GOT units to the microcomputer, add a station No. (01 to 31) to the
command of the microcomputer in two bytes, then set the station No. (DST STATION #) of each GOT
using the screen creation software or the GOT. Do not assign a same No. to two or more GOT units.
No setting for GOT STA # is required. (It is 0.)
Microcomputer
STX Command
STX Command
STX Command
When connecting on the 1:1 basis
When connecting one GOT unit to the microcomputer, set 0 for the destination station number (DST
STA #) in the screen creation software or in the GOT.
No setting for GOT STA # is required. (It is 0.)
14.5.6

Sum Check Code

The sum check code indicates the numeric value of the lower 1 byte (8 bits) of the result obtained when
the data in the sum check range is added as the binary data (sum).
Example: When the batch read command is executed for the used address "100" (D50)
Expression: 30H+30H+31H+30H+30H+30H+32H+03H=156H
GOT-F900
STATION
# 1
DST STATION #
(STATION #)
GOT STATION # (-)
Station No. Data
01 to 31
30H 31H to 33H 31H
Data
1 unit max.
Station No. Data
00
30H 30H
STX Command Data
STX
0
0
(02H) (30H) 30H
GOT-F900
STATION
# 2
DST STATION #
(STATION #)
GOT STATION # (-)
4 unit max. (Station No. 01 to 31)
Communication disabled
Communication disabled
Microcomputer
Number Sum
Address of points ETX
check
1 0 0 0 2 5
31H 30H 30H 30H 32H 03H 35H
Sum check range
Connection of Microcomputer 14
GOT-F900 GOT-F900
STATION STATION
# 3 # 4
DST STATION # DST STATION #
(STATION #) (STATION #)
GOT STATION # (-) GOT STATION # (-)
GOT-F900
STATION
# 1
DST STATION #
6
36H
14-16