KEIL_patch-V302

对ad7685的详细运用。加上12864显示。有电路图、芯片资料(Detailed use of ad7685 plus 12864 shows)

stm32 smbus驱动程序，smbus和ii2c差不多，但有很多不同(stm32 smbus driver, smbus and ii2c similar, but there are a lot of different)

此为基于单片机的可视听诊器设计。利用C语言实现了驻极体式声音传感器实现的心音数据采集系统功能，利用图形液晶模块实现显示的新型可视电子听诊器功能。(This is based on single-chip design visual stethoscope. The use of C language realization of the electret-type sound of the heart sound sensor data acquisition system, using graphic LCD display module to achieve a new type of visual function electronic stethoscope.)

本节所给出主程序功能为51单片机从USB总线读取两个字节数据，计算两个数据的和。另外本文还给出了CH372的主端点、辅助端点之间数据上传下传的子程序，供读者参考。(The main function of this section is given as 51 microcontroller reads the two bytes of data the USB bus, two data and computing. This article also gives additional primary endpoint between the auxiliary endpoints CH372 Uploaded data transfer routines, for reference)

飞思卡尔HY64单片机模块初始化和应用程序。(Freescale HY64 microcontroller module initialization and applications.)

CRC check 介绍CRC的基本原理以及实现方式(CRC check)

315m 接收模块 英文datasheet(315m receiver datasheet)

DS1302底层驱动/直接用的。达纳斯公司的DS1302(DS1302 low-level driver/direct. Danas company' s DS1302)

stc125a60单片机各功能成功调试代码，下载即运行(stc125a60 microcontroller function successfully debug code download)

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)