shanshuoyi

語音的16bit PCM Data 轉成PWM方式輸出(Voice of 16bit PCM Data converted into PWM mode output)

基于51的DT11温度检测，基于51的DT11温度检测(Based on 51 of dt11 sensor temperature measurement procedures, based on the temperature sensor 51 dt11 program)

宽频放大器,有以下功能: 预置增益,增益加/减,显示输出电压有效值,自动增益 显示有效值. 增益输入及加减 自动增益没有实现(Wideband amplifier has the following functions: Preset gain, gain plus/minus, the display output voltage RMS, automatic gain display rms. AGC gain input and subtraction is not implemented)

循环冗余校验16位的，c语言编程环境，能够正常运行，程序详细注释(16 bit cyclic redundancy check, C language programming environment, normal operation, procedures detailed notes)

pads 布等长线 (cloth pads and other long-term)

说明：  基于单片机的电阻测量系统，带vb上位机控制和显示同时还有无线发射(MCU-based resistance measurement system with vb PC control and display as well as a wireless transmitter)

读取芯片ID 读取stc单片机的内部唯一码工具 绝对实用 (Stc read the chip ID read the only code within the microcontroller is absolutely useful tool)

温度试验18b20数码4位温度计18B20.rar(8b20 temperature test 8B20.rar digital thermometer 4)

PWM调光 1、学习目的：利用定时器产生PWM，了解原理和使用方法 2、硬件要求：LED灯 定时器 3、试验现象：LED灯由亮到灭，由灭到亮逐步变化，也就是调光现象(PWM dimming, learning objectives: the use of the timer to generate PWM understand the principles and use hardware requirements: LED lamp timer test phenomenon: LED lights from bright to off, gradually changes from off to bright, that is, adjusted optical phenomena)

ME850单片机开发实验仪演示程序 - LCD1602显示 基于 c51系列的单片机程序，用AT89S52延时通过(ME850 SCM experimental instrument demo- LCD1602 display based on c51 series SCM process, using AT89S52 delay through)