learn-objective-c-on-the-mac-learn-series

ios 6 programming and example source

利用PID算法控制PWM输出电压，实现串联型数控电源，通过键盘输入控制期望电压(PID algorithm to control the use of PWM output voltage to achieve tandem CNC power, through the keyboard input control voltage expectations)

usi example msp430 texas instruments usi module

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

一款基于iOS的图表的demo，用图表（包括折线图和饼图）的形式显示数据。(A graph based on iOS demo, use a chart (including line charts and pie charts) displayed in the data.)

STC51的串口程序，通过STC51工具连接电脑可以用串口助手模拟(STC51 UART)

通过DS18B20读取温度（范围-55C~125C，精确到小数点后一位），通过4位数码管显示出来。 当温度为正且百位为零时，不显示，当温度为负时百位显负号。当温度百位和十位都为0时0都不显示。(Read through the DS18B20 temperature (range-55C ~ 125C, accurate to one decimal), through four digital tube display. When the temperature is zero and 100, do not show, when the temperature is significantly negative at minus 100. When the temperature is 100 and 10 are not displayed 0:00.)

及时通信，及时通信，及时通信，及时通信，及时通信，(Timely communication, timely communication, timely communication, timely communication, timely communication,)

51单片机的一些例程，包括led、数码管、点阵、sd等等(51 examples)

显示在主页上的文字及图片，仅仅供测试用，实现某个小功能。(Display text and images on the home page, just for testing, to achieve a small function.)