PT2462 查看數據表（PDF） - Princeton Technology
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PT2462 Datasheet PDF : 12 Pages
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KEY DATA
The key data has 7 bits (D0 ~ D7) and has the following key data codes.
Key No.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
D0 D1 D2 D3 D4 D5 D6 D7
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
1
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
1
0
0
0
0
0
1
0
1
0
0
0
0
1
1
0
1
0
0
0
0
0
0
1
1
0
0
0
0
1
0
1
1
0
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
0
1
0
0
1
0
0
0
1
1
0
0
1
0
0
0
0
0
1
0
1
0
0
0
1
0
1
0
1
0
0
0
0
1
1
0
1
0
0
0
1
1
1
0
1
0
0
0
0
0
0
1
1
0
0
0
1
0
0
1
1
0
0
0
0
1
0
1
1
0
0
0
1
1
0
1
1
0
0
0
0
0
1
1
1
0
0
0
1
0
1
1
1
0
0
0
0
1
1
1
1
0
0
0
1
1
1
1
1
0
0
0
* D6 and D7 may be preset to “0”, “1”.
PT2462
V1.6
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