wind_meter

说明：  摄像头实验_输出YUV转灰度显示到LCD（寄存器版）(Camera Experiments Output YUV Gray Level Display to LCD (Register Edition))

强噪声背景下弱信号检测，采用平衡式取样积分电路。包含电路原理，基于IAR的msp430f149的DDS脉冲程序和峰值检波程序，检波方法：sqrt(Acos^2+Asin^2)(Strong noise weak signal detection, the use of balanced sampling integrator circuit. Contains circuit theory, based on the IAR msp430f149 of the DDS program pulse program and peak detector)

51单片机门禁系统程序，门口管理机程序,RS485通信，门禁卡开关门.(51 microcontroller program entrance guard system, the management machine program, RS485 communication, entrance card open to close.)

说明：  stm32f103最小系统以及数据采集设计，包括最小系统AD图，底层源码(STM32F103 Minimum System and Data Acquisition Design, including Minimum System AD Diagram, Bottom Source Code)

nrf51822 2.4g模块+uart+radio收发(nrf51822 2.4g+ uart+ radio transceiver module)

CH451的8*8 LED驱动器的键盘驱动程序(CH451 *88 of the LED driver keyboard driver)

LCD2864显示汉字例程LCD2864显示汉字例程(LCD2864show characterLCD2864show character)

说明：  基于51单片机的led源程序，常见问题解决方法 ： LED不亮的： 1． 请您检查排线是否插好！ 2． 换根排线试试。(Led Source Program Based on 51 Single Chip Microcomputer,Solutions to Common Problems:LED is not bright: 1.Please check whether the cable is plugged in properly. 2.Try changing the cable.)

数控直流电源，通过4*4按键输入所需电压，PWM调节BUCK电路的开关管的导通时间调节到你所需的电压(NC DC power supply via 4* 4 keypad enter the desired voltage, PWM BUCK regulator circuit switch conduction time adjusting to your desired voltage)

全场地位系统：小车静止或移动过程中码盘进行全场定位,用的是avr单片机(Overall status of the system: stationary or moving vehicle to carry out the whole process of positioning)