SCM-mat

crc校验的一种计算方式，可以用于网络协议或串口、can协议的校验位计算，有封装好的函数(A calculation crc check can be used for network protocols or serial port, can protocol parity bit calculation, there is a good function package)

通过把开机次数记录在24C02中，并在数码管上显示出来， 124C02的写保护脚为低电平，即允许写(Boot number of records in the 24C02, and displayed on the digital 124C02 write-protect pin is low, that is allowed to write)

CAN test测试功能软件,帮助快速开发产品(CAN test测试功能软件)

DHT11的C51驱动程序，4位数码管可以显示温度和湿度，带一触发按键(DHT11 C51 driver, four digital tube can display temperature and humidity, with a trigger button)

用PIC单片机实现带音乐播放的电压表,最高实现3.3V的电压测试(PIC mcu)

车辆CAN总线的实时监测的电池容量，剩余容量，电压，电流和警报的其他参数(Vehicles can bus for real-time monitoring of battery capacity, remaining capacity, voltage, current and other parameters of the alarm)

基于51单片机实现定位，并通过sim900a把定位信息发送到指定手机(base on 51 chip,send location to phone)

很适合英飞凌单片机的初学者，可作为初学者的很好的参考资料。(Infineon microcontroller is suitable for beginners, as a good reference for beginners.)

NTC热敏电阻计算器（B值、R25、指定温度、指定阻值均可计算，给定四个参数即可计算第五个参数）(NTC thermistors Calculator (B value, R25, specified temperature, the resistance can be specified calculation, four parameters can be calculated given the fifth parameter))

使用IO口模拟I2C时序，包括主机、从机时序。(Using IO port simulation I2C timing, including the host, the machine timing.)