nf027

刚才上传的频率计程序可能不太好，现在这个计数外部脉冲的程序，还是较好的，只是得自己从中截取出来(Just upload the program may not be a good frequency counter, and now this external pulse count procedures, or better, just get yourself out from the interception of)

使用内部硬件SPI，与模拟电流电压输出芯片AD5422通讯。(Using the internal hardware SPI, the analog voltage output current AD5422 chip communication.)

以前电子竞赛时写的M3 ARM控制TFT液晶显示正弦波波形可以连贯的左移，没有闪烁感，我还写了一个也是正弦波左移，只不过有一点闪烁，我也上传了，你们需要可以找一下！(Writing contest before the electronic control M3 ARM TFT LCD sinusoidal waveforms can be coherent left, no flashes, I also wrote a sine wave is left, just a little flicker, I also uploaded, you need to be able to Get it!)

125k t5557卡 读写(keil C51 T5557 READER)

一个能读取DHT11湿度传感器的程序，使用STM8S003K3P6(A program to read DHT11 humidity sensor)

说明：  单片机C语言入门教程，非常适合新手入门。从基础讲起，逐步提高。(Single-chip C Language Tutorial, very suitable for beginners. Start from the base, and gradually improve.)

Code written in MPLAB for I2C with PIC18f45k80

1820显示温度（LED(595)）C语言版 通过串口设定温度和读取当前温度(1820 shows that the temperature (LED (595)) C language version through the serial port settings to read the current temperature and temperature)

HT66F50单片机完整程序，测试通过。(HT66F50 SCM complete program test.)

IOS端通过蓝牙发送和接收 用的是OC语言，在MACOS上编程(bluetooth sent data and bluetooth received data for IOS)