24 lines
640 B
C
24 lines
640 B
C
#include "Seg.h"
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// 段选 0 1 2 3 4 5 6 7 8 9 灭 A P - E
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unsigned char seg_dula[] = {0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92, 0x82, 0xf8, 0x80, 0x90, 0xff,
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0x88, 0x8c, 0xbf, 0x86};
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// 位选
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unsigned char seg_wela[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
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void Seg_Disp(unsigned char wela, unsigned char dula, unsigned char point)
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{
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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 = seg_wela[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)
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P0 &= 0x7f;
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P2 = P2 & 0x1f | 0xe0;
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P2 &= 0x1f;
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} |