vfd21-080206_simplified

使用51系列单片机（AT89S52）控制LCD（12864）,全菜单化操作控制初始时间输入，并以指针+数字形式或纯数字形式显示当前时间（年月日周时分秒）及温度（±XXX.XXXX），工程需要环境为keil Uvision2，其中包含以下各模块的C语言驱动程序：x5045,8255c,ATM12864,ds1302,ds1820,8键键盘(74LS164控制)(The use of 51 series single-chip microcomputer (AT89S52) control LCD (12864), the entire menu of operational control of the initial time input, and to guide+ Digital form or pure digital form displays the current time (day of week, minutes and seconds) and temperature ( ± XXX.XXXX), works for the needs of the environment keil Uvision2, which includes the following modules of the C language driver: x5045, 8255c, ATM12864, ds1302, ds1820, 8 keys keyboard (74LS164 control))

基于51单片机的秒表设计，需要的可以下载(Stopwatch design based on 51 single-chip, you can download)

c++ studying codes/c++ COURSE/EXAMPLE CODES/ NECATİ ERGİ N

基于51单片机制作的函数信号发生器，用DA0832和运算放大器来输出，单片机产生信号，用proteus仿真了（内含），能够产生正弦波，方波，锯齿波，三角波的波形。(51 single-chip microcomputer-based production function signal generator, used to DA0832 and the op-amp output, single-chip signal, proteus simulation with the (implicit), can produce sine, square, sawtooth, triangle wave.)

工程教育中级练习题1：按一下K1键，LED以10Hz频率闪烁，屏幕上画出红圈，跟着闪，放开后保持该频率闪烁；长按K1键超过3秒，LED以5Hz频率闪烁，屏幕上画出红圈，跟着闪，放开后保持该频率闪烁；按一下K2键，LED熄灭；按一下K2键，LED常亮。(Secondary Exercise Question 1 in Engineering Education: Press the K1 key, the LED flickers at 10Hz frequency, draw a red circle on the screen, follow the flash, and keep the frequency flickering after release; Press the K1 key for more than 3 seconds, the LED flickers at 5Hz frequency, draw a red circle on the screen, follow the flash, and keep the frequency flickering after release; Press the K2 key, the LED goes out; Press the K2 key, the LED always shines.)

PSCAD differential relay simulation, can be used for educational and for real substation simulation

说明：  课程：微机接口技术 课程设计题目：单片机最小系统(Course: Computer Interface Technology Curriculum Design Title: Single-chip minimum system)

说明：  stm32的SPI库函数固件库,挺好用的，新手必备！(SPI for STM32.And it is very useful.)

这是一个交通管制的系统，基于51单片机而做的多机通讯(This is a traffic control system, based on 51 single and multi-machine communication do)

基于学习板的数字温度计设计程序，可以在数码管上动态显示实时温度，按键控制温度范围，可以使用蜂鸣器报警等。(Based on the study of the board, can design program digital thermometer in digital displays real-time temperature on the tube, button control temperature range, can use the buzzer alarm and etc.)