ADuc812 the ADC conversion process, tested no problem

时钟芯片DS1302和在12864lcd上显示当前时间-DS1302 clock chip and display the current time 12864lcd

DES加密算法的－－51单片机C语言程序-DES encryption algorithm- 51 single-chip C Language Program

蛇形跑马灯加延时一般的程序-Marquee plus delay a routine procedure. . . . . . . . . . . . . . . . .

C51 TIMER 0的使用 Timer_0_mode_1_counter_gate_soft-C51 TIMER 0 use Timer_0_mode_1_counter_gate_soft

包含51模拟IIC和硬件IIC的操作代码-IIC contains the 51 simulation and hardware IIC operation code

51单片机学习原代码经验丰富工程师编写实际运行通过-51 Single-chip learning the original source of experienced engineers to run through the preparation of the actual

使用的同步串行三线SPI 接口，可以方便的连接采用SPI 通信协议的外围或另一片AVR 单片机，实现在 短距离内的高速同步通信。ATmega128 的SPI 采用硬件方式实现面向字节的全双工3 线同步通信，支持主 机、从机和2 种不同极性的SPI 时序，通信速率有7 种选择，主机方式的最高速率为1/2 系统时钟，从机方式 最高速率为1/4 系统时钟。-Use three-wire SPI synchronous serial interface, can be used to facilitate the connection of the external SPI communication protocol or another chip AVR microcontroller, realize in the short distance high-speed synchronous communication. ATmega128

keil51使用中文详解-keil51 Comments on the use of Chinese

pwm改变占空比的程序，已调试过，可以直接用KEIL使用-pwm duty cycle to change the procedures have been debug, and can be directly used by KEIL

8051单片机系统中对DISKONCHIP的操作-8051 single-chip microcomputer system for the operation of DiskOnChip