晶振采用6M，P1口为数码管段输出口，P3.0~P3.2为数码管位输出口，P3.5超声波发送输出，P3.7超声波接收。...

PIC18F252/452 bootloader-PIC18F252/452 Bootloader

s3c44b0初始化的引导程序，包括系统初始化，定义堆栈，进入主程序。-S3C44B0 guidance initialization procedures, including system initialization, the definition of the stack into the main program.

汇编操作蜂鸣器演奏音乐的例程，使用MASM6.15编译通过-operation of buzzer

用8251实现串行口异步通信，自发自收，波特率1200bps。采用查询方式发送与接收。从键盘输入发送字符。发送与接收的字符均在屏幕上显示。按esc键返回dos-Achieved with the 8251 serial asynchronous communication, spontaneous self-income, the baud rate 1200bps. Way to send and receive using queries. To send characters from the keyboard. Send and receive characters are displayed on the screen. Press esc key to return to dos

This program inputs 3 numbers and sorts them from largest to smallest.

汇编语言程序设计-assembly language programming

自己看下吧-Facie own it

由四幅图片组成，循环显示出小男孩跑动动动画，退出后显示本人信息-Photos from 4 of the cycle shows that the little boy running dynamic animation, I quit after the show information

ofdm系统中的信道编码和调制方式，是比较全面的模仿了无线信道的一些干扰特性-OFDM system channel coding and modulation method is more comprehensive to imitate some of the wireless channel interference characteristics of

霓虹灯花样编辑软件源代码，采用图形化界面编辑霓虹灯花样并自动生成HEX代码-Neon lights synchronized editing software source code, the use of graphical interface to edit and automatically generates the neon lights synchronized HEX code