20 lines
512 B
C
20 lines
512 B
C
#include "Seg.h"
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// 段选 0 1 2 3 4 5 6 7 8 9 灭 C L n P
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code char seg_dula[] = {0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92, 0x82, 0xf8,
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0x80, 0x90, 0xff, 0xc6, 0xc7, 0xab, 0x8c};
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void Seg_Disp(unsigned char wela, unsigned char dula, unsigned char point) {
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// 手动消抖
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P0 = 0xff;
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P2 = P2 & 0x1f | 0xe0;
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// 选择显示位数
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P0 = 0x01 << wela;
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P2 = P2 & 0x1f | 0xc0;
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P2 &= 0x1f;
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// 选择显示的数据
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P0 = seg_dula[dula];
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if (point) P0 &= 0x7f;
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P2 = P2 & 0x1f | 0xe0;
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P2 &= 0x1f;
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} |