Computer serial port with ModBus protocol is used to achieve data wireless commu...

WCDMA接口协议中文版，用于详细了解WCDMA接口结构组成及流程-Chinese version of WCDMA Interface Protocol for details about the composition and structure of WCDMA interface flow

详细介绍PIC单片机使用SPI方式与IC卡进行数据传输的原理和电路设计，以及使用USART方式与PC机进行串行异步通信的工作原理；介绍PIC单片机听SPI方式和USART方式的设置方法。-PIC detailed the use of SPI with Single-chip IC card for data transmission principles and circuit design, as well as with the PC using USART serial asynchronous communication for conducting the working principle to listen to introduce single-chip microcomputer PIC mode and SPI mode USART Ways settings.

能够进行串口设置的类-to set up for the class Serial

com串口源代码-com string mouth source code

modbus协议，中文文档，讲解十分详细，方便参看查询-modbus protocol, English documents, explaining in great detail, see the convenience inquiries

COM编程入门知识!对COM的初步了解!-portal COM programming knowledge! COM to the preliminary understanding!

我不是程序设计师，但我是个技术员，这张图片展示如何检查手机的听筒。

不错的手机资料，可能对有需要的朋友有帮助-Good cell phone information that may need to have a friend help

关于射线追踪模型的源代码，有日本人所写 非常实用有参考价值 可以根据自己的需求 更改程序的代码 使其能够满足你自己的需求

该源码演示了如何计算字串的CRC32及文件的CRC32，通讯上极常用的算法。- How did this source code demonstrate has calculated the character string CRC32 and document CRC32, in the communication the extremely commonly used algorithm.