wireless_comunication

12864液晶屏幕，并口方式，反白，字符显示，图片显示(12864 LCD screen, parallel mode, highlight, character display, image display)

51单片机中利用PCF8591进行D/A转换在示波器中显示三角波(51 MCU PCF8591 using the D/A converter in the oscilloscope display triangular wave)

教室智能照明系统，通过红外判断人流，从而开启教室中的照明灯。(Classroom intelligent lighting system, to determine flow through the infrared to open the classroom lights.)

该程序是基于NXP公司的LPC1788芯片控制程序，功能较多，用到了周立功公司的ZLG/GUI，有多个不同用途的A/D采集程序，RTC日历程序，文件系统、数据存储程序等，大家可以看。(The program is based on NXP s LPC1788 chip control procedures, more functional, used the week Ligong ZLG/GUI, there are a number of different uses of A/D acquisition program, RTC calendar program, file systems, data storage procedures, we can look at.)

单片机汇编代码，有大部的多字节运算，通信和字符变换程序(MCU code compilation, the most multi-byte computing, communications and characters transform procedures)

说明：  radius协议的经典实现，那些做电信计费，认证和授权的人请看过来(radius of the classic achieve agreement, those who do telecommunications billing, authentication and authorization request of Sight)

the code for vorticity-stream function method of FVM!(the code for vorticity-stream function method of FVM!)

说明：  STm32F103 w5500 dhcp

stm32，通过spi总线实现对于TI的2543AD进行读写操作，串口uart输出数据(stm32, achieved through the spi bus for read and write to TI s 2543AD, serial uart output data)

JLX12832G驱动程序，单片机用STC12C5A60S2，液晶控制器ST7567，液晶点阵12832，带中文字库(jlx12832 LCD C51 driver, with stc12c5a60s2 microcontroller, lcd controller is st7567, with chinese fonts build in.)