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基于16F877A的温度湿度传感器c程序(Temperature and humidity sensors based 16F877A c program)

STM32处理OV7670摄像头返回的图像进行黑白化处理的程序。(Black and white processing of camera acquisition image)

可用于单片机的温控PID算法，精准到0.1℃(Temperature control PID algorithm for single chip microcomputer)

说明：  基于STM32的Hart程序,,4_20电流的HART通讯协议程序。(Hart program based on STM32, 4_ HART communication protocol program for 20 current.)

塑料拉丝机单片机控制程序，5段温控！MAX6675IIC温度控制！(Plastic wire drawing machine, paragraph 5 of the microprocessor control program thermostat! MAX6675IIC temperature control!)

48 bit CRC routines These routines can be used to calculate a 48 bit CRC over an array of characters.(48 bit CRC routines These routines can be us ed to calculate a 48 bit CRC over an array of chara cters.)

说明：  19264液晶时钟，带按键，两页显示，带闹铃，带农历属相，二十四节气显示，功能非常全(24 solar terms with lunar week alarm)

说明：  用PHILIPS P89LPC915 完成的A/D 和 D/A转换的C源程序.(Philips P89LPC915 complete with A/D and D/A conversion of the C source.)

在stm32的cpu上移植freertos操作系统，程序在freertos基础上实现了，按键扫描，led灯控制，串口收发处理，定时器中断程序等功能。使用MDK打开工程文件即可。(Stm32 on the cpu transplant freertos operating system, the program freertos based on realized, key scan, led lamp control, serial port transceiver processing, function timer interrupt procedures. MDK can open the project file.)

说明：  智能台灯系统，实现了语音播报，自动调光，远程控制，灯光切换等智能系统功能。克服了传统台灯供电方式单一等多种特点。本系统主要由单片机控制系统和硬件系统组成，主要由STM32F407微处理器、触控液晶彩屏、ADC电压监控、超声波测距监测、音乐播放系统、灯光控制组件和多路系统电源构成。智能学习台灯采用PWM数字调光和超声波测距技术以及人体红外感应技术，实现灯光亮度和模式调节。(Intelligent desk lamp system realizes the functions of voice broadcasting, automatic dimming, remote control, light switching and other intelligent systems. It overcomes many characteristics such as single power supply mode of traditional lamp. This system is mainly composed of single chip computer control system and hardware system. It is mainly composed of STM32F407 microprocessor, touch LCD color screen, ADC voltage monitoring, ultrasonic ranging monitoring, music playing system, light control module and power supply of multi-channel system. Intelligent learning desk lamp uses PWM digital dimming and ultrasonic ranging technology as well as human infrared sensing technology to achieve light brightness and mode adjustment.)