SH201.C　　行列键盘的输入例程

SH202.C　　锁定键盘的程序

SH203.C　　单片机中的多路模拟开关例程

SH204.C　　单片机控制的数码管显示

SH205.C　　单片机的数字时钟例程

206　　CDWE.A51

inclr.A51

KEYLINE.C

KEYSTATE.C

DISP.C　　键盘输入内容的液晶显示程序。

SH207.C　　微机键盘和单片机的接口程序

SH208.C　　微型打印机和单片机的接口程序

-SH201.C ranks of keyboard input routines SH202.C keyboard lock procedures SH203. C microprocessor multi-channel analog switch routines SH204.C MCU control of the digital single-tube SH205.C Machine Digital Clock routines 206 CDWE.A51 inclr.A51 KEYLINE.C KE YSTATE.C DISP.C keyboard input to the LCD procedures. SH207.C computer keyboard and microcontroller interface procedures SH208.C micro printer and the microcontroller interface