键盘扫描 并用液晶显示相应的数字 液晶为 nokia 5110 键盘为自制 4*4键盘（市面上也有售） 单片机为 s12xs128-Keyboard scanning and digital LCD LCD nokia 5110 keypad the homemade 4* 4 keyboard (there are also sold separately) microcontroller as s12xs128

stc单片机 支持的诺基亚5110 LCD液晶显示屏 提供了画图，中文和英文，数字显示 能满足开发要求-stc microcontroller support the Nokia 5110 LCD LCD screen drawing, Chinese and English, the digital display to meet the development requirements