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edcharsbitk1P10按键1sbitk2P11按键2sbitk3P12按键2sbitk4P13按键2sbitQP03蜂鸣器接口sbitdatP321302的数据端sbitresP33使能端sbitclkP31时钟端sbitDSP3018B20i
ttempsbitrsP02液晶sbitrwP01液晶sbiteP00液晶ucharcodedisdata318B20voidtmpcha
gevoid1820voiddisplay_7tem1820ucharread70000000ucharwrite70x400x590x230x220x060x070x13写时间，秒，分，时，日，月，周，年ucharcodetable7