16X64-LED-51

说明：  stm32控制温度传感器DS18B20的方法(STM32 control method of temperature sensor DS18B20)

实现智能数字显示仪表。要求8位数码管显示（4位显示测量值，4位显示设定值），4输入按钮（功能选择、数码管选择、数字增加、数字减少），可设定上下限报警（蜂鸣器报警）。K型热电偶（镍铬-镍硅），测温范围为0℃~1000℃。采用比例-积分控制、并用晶闸管脉宽调制驱动1000W电加热器（电源电压为AC220V）。(Intelligent digital display instrument. Asked 8-bit digital display (4 shows measured values, four display settings), 4 input buttons (feature selection, the digital control options, the number increased, the number is reduced), upper and lower limits can be set to alarm (buzzer alarm ). K-type thermocouple (Ni-Cr and Ni- Si), temperature range is 0 ℃ ~ 1000 ℃. Proportional- integral control, and using thyristor PWM drive 1000W electric heater (power supply voltage is AC220V).)

spi读取AT25128例程，全面解析底层，与I2C兼容。(The SPI reads AT25128 routines, comprehensively parses the underlying, and is compatible with I2C.)

航模舵机测试信号发生器，周期20ms ， 占空比可调，一位数码管显示。内含proteus仿真程序。(Model aircraft servo test program, 20ms, adjustable duty cycle.)

以CVI为平台，建立信号的频谱分析仪，有两个图形控件，用来分别显示采集波形和频谱分析图形；两个数字控件，一个输入采样速率，一个显示信号频率；三个命令控件，一个启动数据采集命令程序，一个开始频谱分析，一个退出程序。(CVI is the signal spectrum analyzer, two graphical controls, used to display the waveform acquisition and spectrum analysis graphics two digital controls, an input sampling rate, a display signal frequency three commands control, astart the data acquisition command procedure, a spectral analysis, an exit program.)

USB的PCB版开发封装图，为USB的A型，为插头(USB version of PCB development package diagram for USB type A, a plug)

Microchip公司的MCP4728是一个带有非易失性存储器(EEPROM)的四路、12位电压输出的数模转换器(DAC)，STC15系列单片机实现12位多路DAC数模转换程序。(Quad-channel, 12-bit, non-volatile, voltage ouput DAC with EEPROM, internal Vref and I2C interface. AEC-Q100 qualified.)

这是基于TMS320F28035的时钟程序，时钟芯片用DS1302.(This is a time program based on TMS320F28035, the time chip is DS1302.)

电弧炉谐波仿真，仿真电弧炉的谐波特性，用于非线性负载的谐波特性研究(EAF harmonic harmonic characteristics simulation, simulation electric arc furnace, used to study the harmonic characteristics of non-linear loads)

入门教程及实例,C51控制继电器的仿真实验，完整的源码及porteus仿真原理图。(Introductory tutorial and examples C51 control rela y simulation experiment, the source and the principle diagram of the simulation. )