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基于单片机STC89C51和74LS164的多功能数字万用表(Based on microcontroller STC89C51 and 74 ls164 multi-function digital multimeter)

实现数码管的控制功能，比较适合初学者使用并了解数码管(Realization of digital control functions, more suitable for beginners to use and understand digital)

MXL90614 红外温度传感器的驱动程序，测量精度在0.2度之内。(the drive program for MXL90614 temperature sensor 。)

说明：  使用HAL库实现TIM1_CC1定时触发ADC3的温度采集通道,并将采集的数据通过DMA传输到SDRAM,从而实现特定频率采样存储(The temperature acquisition channel of adc3 is triggered by TIM1 CC1 timing, and the collected data is transferred to SDRAM through DMA, so as to realize sampling and storage at specific frequency)

基于AT89C51和AD0809水位控制(AT89C51AD0809PROTEUS)

基于C语言的GSM模块sim808的51驱动程序(The 51 driver of the GSM module sim808)

数码管动态显示 能实现数码管的滚动显示(Dynamic display of digital control to achieve digital tube rolling display)

This is the source code of the driver of the two wire serial comunication (i2c) for PIC4 microcontroller.

说明：  使用STM32f103编程实例工程，有ADC、DMA、USART、TIMER、GPIO等编程讲解(STM32f103 programming example project, ADC, DMA, USART, TIMER, GPIO programming explanation)

电子科技大学，飞思卡尔智能车pcb，摄像头组pcb，电路图，飞思卡尔电路图，智能车pcb，原型曾获全国二等奖，借鉴学长陈远祥的pcb改造升级。共享了！！！不需要版权了(University of Electronic Science and Technology, Freescale smart car pcb, camera group pcb, circuit diagrams, circuit diagrams Freescale smart car pcb, prototype won the National Award, upgrading seniors 陈远祥 draw pcb' s. Share it! ! ! Copyright does not require the)