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12864实现多级菜单，一共有两级菜单，根据不同的菜单项实现不同的功能，(12864 implements multi-level menus, which have two levels of menus. It implements different functions according to different menu items.)

国产arm芯片MM32F103的CoreMark跑分，实际测试过，在keil5上实现(MM32F103 CoreMark)

说明：  使用555时基电路产生频率为20kHz-50kHz的方波Ⅰ作为信号源；利用此方波Ⅰ，可在四个通道输出4种波形；每通道输出方波Ⅱ、三角波、正弦波Ⅰ、正弦波Ⅱ中的一种波形，每通道输出的负载电阻均为600欧姆。限用NE555、NE5532（或LM358）、电容和电阻若干。(-Waveform generator with schematic + circuit + program)

说明：  如何利用STM32F103点亮流水灯，并且每一行代码都会有注释，新手容易上手。(How to use STM32F103 to light the pipelining lamp, and every line of code will have comments, novice easy to get started.)

包含ads1*9*和msp430这一类心电采集芯片的所有代码函数（所有代码都是基于msp430单片机开发的）(Contains ads1*9* and msp430 this kind of ecg acquisition chip all the code functions (all code was developed based on msp430 single chip microcomputer))

基于单片机的GSM智能家居报警监控系统，西门子GSM通信模块(Microcontroller-based GSM smart home alarm monitoring system, Siemens GSM communication module)

点阵LED、数码管、独立LED和无源蜂鸣器的驱动模块(Dot matrix LED, digital control, independence and passive buzzer LED driver module)

STM32F103屏幕显示代码，用于正点原子开发板，2.8与3.5寸TFTLCD屏幕适用(STM32F103 screen display code for punctuality atomic development board, 2.8 and 3.5-inch screen for TFTLCD)

说明：  扫地机器人红外遥控和防跌落模块，仅供参考，请勿用于商业用途。(Infrared Remote Control and Drop-proof Module of Sweeping Robot)

温度传感器DHT22的检测程序，在1602液晶上显示当前环境温度及湿度，精确度0.1，误差范围为2HR ，0.4C(DHT22 temperature sensor detection program that displays the current ambient temperature and humidity, the accuracy of 0.1, the error range is 2HR , 0.4C in 1602 on LCD)