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。　　本例由五个程序模块组成。

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 the ranks of the keyboard input routines SH202.C keyboard lock procedures SH203.C single-chip multi-channel analog switch routine SH204.C MCU digital tube display SH205.C single-chip digital clock keyboard input routine 206 CDWE.A51inclr.A51KEYLINE.CKEYSTATE.CDISP.C liquid crystal display program content. In this case the procedure consists of five modules. SH207.C computer keyboard and single-chip micro-interface procedures SH208.C printers and MCU interface program