Keil C51对8254进行操作的源程序

C8051F340单片机读写时钟芯片DS1302程序-C8051F340 Singlechip DS1302 clock chip to read and write procedures

本电路主要显示两种液晶显示模块并详细介绍JHD162AJ及FYD12864与51单片机的接口及相应的应用程序.-This circuit shows the two major liquid crystal display module and a detailed introduction JHD162AJ and FYD12864 MCU with 51 and the corresponding applications.

CPLD与8051总线接口VHDL设计源代码，包括图纸、VHDL源代码、波形仿真、设计细节

小功率LED条形灯的全彩控制含64阶灰度变化，可供学习LED控制的朋友参考。-Low-power LED light bar control with full-color 64-band gray-scale changes, for studying the control of Friend LED reference.

AT89C51单片机在开发过程中，为开发人员提供一个简易但实用的编程器，加快了开发进程-AT89C51 in the development process, to provide developers with a simple but practical programmer, to accelerate the development process

modbus的单片机程序。应用于单片机通信。-Modbus Microcontroller procedures. Applies to single-chip communications.

AVR单片机ATMEGA内部自带AD转换器实例，带ICC工程，和Proteus仿真图-ATmega AVR Singlechip own internal AD converter example, with ICC works, and Proteus simulation map

在FLASH中写入一个字节,用数据轮询的方式检测写入状态-FLASH writes in a byte, using the data polling way to write state detection

这个包中提供了一些有实际应用价值的子程序供参考选用 SUB1----X25045/43 看门狗/存储器与 89C2051接口子程序 源程序/原理图(21K)X25045.EXE SUB2----AT24C02/04/08/16 串行存储器与 89C2051接口子程序 源程序/原理图(22K) AT24C02.EXE SUB3----红外遥控器(熊猫M50462/C54L2)与 89C2051接口子程序 源程序/原理图(21K) M50462.EXE SUB4----DS1302/HT1302 实时时钟与 89C2051接口子程序 源程序/原理图(20K) DS1302.EXE SUB6----AT89C2051与上位机RS232通讯接口子程序 源程序/原理图(25K) RS232.EXE SUB7----VB5.0 与AT89C2051通讯接口子程序 源程序/原理图(22K) VB5.EXE SUB8----单片机间RS485多机通讯子程序 源程序/原理图(24K) RS485.EXE -this package provides a number of practical value to the subroutine for reference use SUB1----X25045/43 watchdog/memory interface with the 89C2051 subroutine source/schematics (21K) X25045.EXE SUB2----AT24C02/04/08/16 serial memory interface with the 89C2051 subroutine source/schematics (22-karat) AT24C02.EXE SUB3-infrared remote control (Panda M50462/C54L2) and 89C2051 Interface subroutine source/schematics (21K) M50462.EXE SUB4---- DS1302/HT1302 real-time clock and 89C2051 Inter

TEA5767做的数字收音机，具有自动搜台，手动搜台，保存功能-TEA5767 do digital radio with automatic station search, manual station search, save function