Mitsubishi Electric GOT2000 Series Connection Manual page 91

(8) Sum check code
The sum check code is obtained by converting the lower 1 byte (8 bits) of the result (sum), after having added
the sum check target data as binary data, to 2-digit ASCII code (Hex).
STX
02
H
52
Command Address
R D 0 1 0 0
52 44 30 31 30 30
H H H H H H
(H) (L) (H) (L)
Sum check is performed in this range.
+ 44 + 30 + 31 + 30 + 30 + 30
H H H H H H
2. MICROCOMPUTER CONNECTION (SERIAL)
Sum
Number of
ETX
points
Check
0 2 B C
30 32 03 42 43
H H H H H
(H) (L) (H) (L)
+ 32 + 03 = 1BC
H H H H
2.5 Message Formats
2
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