mega128的bootloader程序,上位机采用vb,下位机采用gcc编译

挪威公司的NRFXXX系列产品,本代码里详述了NRFXXX是怎么样与单片机通讯的,代码易懂!--NRFXXX series products. It explains in details how NRFXXX communicates with SCM. The code is easy to understand.

CC1000为RF芯片，作为无线通信处理芯片，本程序是基于PIC72作为处理器。频段为433.92M，具有多种通信方式，通信速度可达到65K。-CC1000 RF chip, as wireless communications processing chip, the procedure is based on the PIC72 as the processor. For 433.92M band with a variety of means of communication, communication speeds up to 65K.

适合用于mc9s12dg128的EEPROM开发。-Mc9s12dg128 suitable for the development of the EEPROM.

Modbus是modicom公司提出得一种数据传送方式, 也是现在用的较多的现场总线之一,之所以它这么成功得被应用, 主要原因是因为Modbus协议的简单,和开放性较好-Modbus is modicom companies have a data transmission method is now used more fieldbus one reason why it was such a successful application, the main reason is because the Modbus protocol is simple, and openness better

读取韦根数据转换成RS232后传给上位机的程序-Wiegand reader into RS232 data to the host computer after the procedure

凌阳最出的超声波测距模组，通过555产生40KHz的超声波，有SPE061A单片机控制超声波的发射和接收，最初的版本在程序方面比第二版本来得简单，主要是通过了硬件电路减少了程序，附电路图、PCB图等-Sunplus most of the ultrasonic ranging modules, 40KHz generated through 555 of the ultrasound, ultrasound has SPE061A single-chip microcomputer to control the transmitting and receiving an initial version of the procedure than the second version is more simple, mainly through the reduction of hardware circuit procedures, with schematics, PCB map

凌阳061a单片机语音识别使用例程。包括两个基本语音识别例子可识别5条指令-Sunplus 061A routine use of single-chip speech recognition. Includes two examples of the basic speech recognition identifiable Directive 5

根据液晶显示模块基本原理及其技术特性，与单片机的进行接口的具体电路，本文提供了HD44780的调试程序代码．-According to the basic principles of liquid crystal display module and its technical characteristics, and MCU interface to the specific circuit, this article provides a HD44780 debugging program code.

一个单片机控制继电器的程序。用C编，可实现一定的基础控制功能

Keil公司提供的C51例程(部分源码)，相当实用，适合初学者学习借鉴。-Keil" s C51 offers routines (some source code), very useful for beginners to learn from.