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用1或2个mcu引脚驱动大型7段led显示器

依数据而定。 时序并不十分关键,除非传输“Logic 1 low time”时。根据所示电路,“Logic 1 low time”应在2~10 s之间,如果仅在这一时间内禁

  http://blog.alighting.cn/zhiyan/archive/2011/2/20/134174.html2011/2/20 23:19:00

ugg sale this is the

m directly. not directly to attack him, it is not breach of beauty." "what is strange Logic? "

  http://blog.alighting.cn/zealot/archive/2010/9/11/96188.html2010/9/11 13:00:00

suitable for indoor gardening

t plants, especially in a garden. hold it is incitement to dr. wolverton's nasa Logic, it o

  http://blog.alighting.cn/goodthanks/archive/2009/12/18/21800.html2009/12/18 21:12:00

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