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2
VPL-VW100
2-2. Command Block Format
The code from B0 to B7 as described below are transmitted.
START CODE : 0xA9
B0
B1
B2
B4
B3
DATA
ITEM NUMBER
ACK / NAK
ITEM NUMBER
SET / GET
ACK
DUMMY DATA
CHECK SUM
END CODE : 0x9A
DATA
REPLY
B5
B6
B7
Transmission from
the Master side
Reception in
the Master side
Reception in the Master side
(With Data)
B0 START CORD
Common in the all FORMAT
B6 CHECK SUM
B1 to B5 are calculated by OR;
<Example of Calculation>
0xA9
1010
1001
0xA9
1010
1001
0xA9
1010
1001
0x9A
1001
1010
Answer
1010
1001
Answer
1011
1011
0xA9
0xBB
B7 END CODE
Common in the all FORMAT
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