温湿度传感器SHT系列数据手册中文说明。

利用51系列单片机实现四种波形，正弦波、方拨、阶梯波、三角波，采用开关电路实现四种波形转换、放大电路实现波形幅度可调。通过编程实现仿真。-51 Series MCU realize the use of four types of waveforms, sine, square dial, ladder wave, triangle wave, the use of switching circuits to achieve the four waveform conversion, amplifier circuit realize adjustable waveform amplitude. Through the realization of simulation programming.

LM3033液晶驱动程序，来自topway，128×64驱动程序-LM3033 LCD driver, from topway, 128 × 64 driver

软件滤波文件 -software filter paper

1602液晶显示程序，适用于电子初学者，控制方面的内容很容易理解的-1602 LCD procedures applicable to electronic for beginners, control the content easy to understand

介绍了多种C语言的常用算法，是c语言工作必备工具软件。-Introduce a variety of C language commonly used algorithm, is an indispensable tool for the work of c language software.

四线八拍步进电机驱动程序，内含独立式键盘扫描程序，有去抖功能

步进电机程序-Stepper motor procedures

51实现ADC的源程序， -51 realize the source ADC,

用于蓝牙开发！基于hci的编程，可实现单片机对蓝牙模块的控制，从而实现蓝牙主从设备的连接和通信！-for Bluetooth development! Based on HCI programming can be realized right MCU Bluetooth module control, thereby achieving Bluetooth equipment from the main connection and communication!

一个用汇编编写的51单片机发声程序,内嵌一首简单歌曲"八月桂花香"。-Used to prepare a compilation of 51 single-chip voice procedures, embedded in a simple song