一种同事控制时间和温度的控制器：主芯片phillps767。主要包括，74HC138,74HC164读写程序，以及数码管驱动程序，和AD采样程序-A colleague to control the time and temperature controllers: the main chip phillps767. Include, 74HC138, 74HC164 read and write procedures, and digital control drivers, and the

c51 74hc138+74hc164 实现动态扫描-c51 74hc138+74 hc164 dynamic scanning

74系列芯片pdf资料:包括6B595，74HC14，74HC138，74HC164，74HC244，74HC245，4953，62706-74 series chip pdf information: 6B595, 74HC14, 74HC138, 74HC164, 74HC244, 74HC245, 4953,62706