下一次升级W78E516B在线数字机的源代码，包括测试程序…

实现单片机和计算机之间的数据交换, Windows 环境下的Visual Basic 6.0 作为可视化的编程工具, 具有完整的基于组件设计的可视化集成开发环境、操作简单、界面友好的特点。 上位机通信程序是用VB6.0 使用MAX232 来进行数据通信的协议, 既可 以使用查询方式又可以使用事件驱动方式来完成串行通信。-Realize single-chip computer and data exchange between computers, Windows environment Visual Basic 6.0 as a visual programming tool with a complete component-based design visualization integrated development environment, simple operation, user-friendly features of . PC communication program using VB6.0 using MAX232 to data communication protocol, we can use the query can also use event-driven approach to the completion of serial communication.

浮点除法子程序,可以高效率计算浮点浮点除法,程序短小精干,非常讨巧-floating-point division subroutine, high efficiency calculation float float division, procedures small and lean, very quick and easy

keilC芯片选择可以看出STC中不需要包含

本设计介绍了bh17无线耳机的制作方案，包括整体设计思路，以及电路图等。-The design introduced the wireless headset bh17 production programs, including the overall design concept, as well as circuit diagrams, etc..

基于8051F020,目的：用PCF8574器件实现并口输入，输出操作-Based on 8051F020, Objective: To realize parallel PCF8574 device input and output operation

HT1621的驱动文件，对于测试段码液晶比较有用，部分程序参考了别人。-HT1621 driver files, for testing liquid crystal above code more useful, some of the procedures with reference to others.

详细讲述单片机中SPI接口以及串行接口的原理和编程方法，很有价值-detail microcontroller interface and SPI serial interface and programming method and of great value

一个通过方向判别芯片进行角度计算的程序，实现简单的方向判别功能-Determine the direction of a chip through the perspective of the calculation procedure, the direction of the realization of a simple discriminant function

单片机c语言编程软件平台keilc使用说明。-Singlechip c language programming software platform for use keilc.

串口st7905的控制，可以成公显示！直接上传的为修该版本-St7905 serial control, could become public display! Direct upload to repair the version of