Arduino引脚 | 连接方式 | 数码管引脚 |
VCC | <=220Ω电阻=> | 1(VCC) |
13 | <===========> | 2(F) |
12 | <===========> | 3(G) |
11 | <===========> | 4(E) |
10 | <===========> | 5(D) |
不连接NC | 6(VCC) | |
9 | <===========> | 7(Dp) |
8 | <===========> | 8© |
7 | <===========> | 9(B) |
6 | <===========> | 10(A) |
字节位序 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
数码管段 | Dp | G | F | E | D | C | B | A |
状态 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 1 |
时段 | 个数 |
---|---|
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