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数码管的动态显示如何用有限的I/O口去驱动多个数码管的显示呢？
数码管的动态显示数码管的动态显示
数码管的动态显示SEG1afSEG2SEG3beddpcgSEG4123456789101112四位共阴极数码管
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数码管的动态显示abcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcde0110000001100000011000000110000001100000GNDVCCXTAL1XTAL2RSTP1.7P1.5P1.0P1.1P1.3P1.2P1.4P1.6P0.7P0.5P0.0P0.1P0.3P0.2P0.4P0.6P2.7P2.5P2.0P2.1P2.3P2.2P2.4P2.4P2.6P3.7P3.5P3.0P3.1P3.3P3.2P3.4P3.6EAPSENALEP2=0x06GNDGNDGNDGND
数码管的动态显示
数码管的动态显示abcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcde依次选中每个数码管GNDVCCXTAL1XTAL2RSTP1.7P1.5P1.0P1.1P1.3P1.2P1.4P1.6P0.7P0.5P0.0P0.1P0.3P0.2P0.4P0.6P2.7P2.5P2.0P2.1P2.3P2.2P2.4P2.4P2.6P3.7P3.5P3.0P3.1P3.3P3.2P3.4P3.6EAPSENALE4位共阴极数码管
数码管的动态显示abcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcde依次选中每个数码管GNDVCCXTAL1XTAL2RSTP1.7P1.5P1.0P1.1P1.3P1.2P1.4P1.6P0.7P0.5P0.0P0.1P0.3P0.2P0.4P0.6P2.7P2.5P2.0P2.1P2.3P2.2P2.4P2.4P2.6P3.7P3.5P3.0P3.1P3.3P3.2P3.4P3.6EAPSENALE10114位共阴极数码管
数码管的动态显示abcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcde依次选中每个数码管GNDVCCXTAL1XTAL2RSTP1.7P1.5P1.0P1.1P1.3P1.2P1.4P1.6P0.7P0.5P0.0P0.1P0.3P0.2P0.4P0.6P2.7P2.5P2.0P2.1P2.3P2.2P2.4P2.4P2.6P3.7P3.5P3.0P3.1P3.3P3.2P3.4P3.6EAPSENALE01114位共阴极数码管
数码管的动态显示abcdefgdpdpdbcomafgcdeabcdefgdpdpdbcomafgcdeabcdefgd
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