C8051F020 control unit for use in the 74LS165 and the 74LS595 data communication...

采用定时器中断的方法，设计一个一天24小时进制的实时时钟；用6个发光二极管分别显示时、分、秒的记时； 能进行整点报时。可以从键盘中预置、修改时钟值。含有硬件设计图-timer interruption using the method to design a band 24 hours a day in real-time clock; With six light-emitting diodes showed the hours, minutes, and seconds to the entry; Can the entire point timekeeping. Which can be preset from the keyboard, the revised value of the clock. Containing the hardware design

C8051F04x单片机PCA（可编程计数器阵列）检测UART0波特率。-C8051F04x Singlechip PCA (Programmable Counter Array) UART0 baud rate detection.

实时时钟模块ds1302,内含原理图，适合学过汇编语言的人-Real-time clock module ds1302, containing schematics, assembly language to learn for those who

6位数码管显示的频率计，外部方波接到P3.4（T0），测试通过-6-bit digital tube display of the frequency counter, the external square wave received P3.4 (T0), the test

一个VB编写的，控制激光传感器测平面度的自动程序-VB prepared by a control laser sensor automatic flatness measurement procedures

TDK 6521 SOC 芯片 DEMO程序，由TDK 公司提供，可直接使用。开发平台keil c51。-TDK 6521 SOC chip DEMO procedures provided by the TDK Corporation, can be used directly. Development platform keil c51.

详细地列举了芯片封装的发展历史。可作趣味性了解。-detailed list of chip packaging development history. For fun understanding.

CF8051F040开发板的SRAM_rw_test 程序-CF8051F040 development board

是利用红外实现无线传输的一个无线温度预警系统的相关资料。-Realize the use of infrared wireless transmission of a wireless temperature warning system relevant information.

用来做键盘和显示的芯片7279的源代码，用C编的-Used to make the keyboard and display the source code of 7279 chips, with C-series