AVR单片机数码管显示时钟程序适合初学者constucharled_7[16]={0x28,0x7E,0xA2,0x62,0x74,0x61,0x21,0x7A,0x20,0x60,0xff};//commonof+constucharposition[8]={0x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe};uchartime[4];//时间计数volatileuchardisp_buff[8];//显示缓冲区volatileuchartime_count=0;