Profibus-DP总线停止源于西门子

该源码采用标准c编写，使用SPI方式访问SD卡。-c prepared using standard, the use of SPI mode visit the SD Card.

C51单片机中文介绍-C51 microcontroller introduce Chinese

ST7920控制器的12864液晶的测试程序，显示文字和两幅图片，按文件定义接线就可以使用-ST7920 LCD controller 12864 test procedures, display text and two pictures, according to the file, you can use the definition of cable

汇编程序，利用单片机液晶1602实现数字频率计-Assembler, using 1602 single-chip LCD digital frequency meter

51单片机设计学习，有此一本书在手，开始51系列的程序就没有问题了-51 Single-chip design study, this has a book in hand, started 51 of the procedures would be no problem

本文介绍了两种分频系数为整数或半整数的可控分频器的设计方法。其中之一可以实现50％的奇数分频。利用VHDL语言编程，并用QUARTERS||4.0进行仿真，用 FPGA 芯片实现。 关键词：半整数，可控分频器，VHDL, FPGA -This article describes two kinds of sub-frequency coefficient is an integer or half-integer divider controllable design method. One of them can achieve 50 of the odd-numbered sub-frequency. The use of VHDL language programming, and QUARTERS | | 4.0 simulation, using FPGA chip. Key words: semi-integer, controllable divider, VHDL, FPGA

程序运行于C8051F020,主要功能是利用C8051F020自带的DAC生成一个正弦波-procedures in the C8051F020, Its main function is to bring their own use C8051F020 the DAC generating a sinusoidal

系统以AT89S52单片机为控制核心，加以直流电机、舵机、光电传感器、火焰传感器和电源电路以及其他电路构成，设计报告完整，元器件选择比较恰当，制作的小车能完成题-AT89S52 Single-chip system for the control of the core, to DC motor, gear, photoelectric sensors, flame sensors and power supply circuit and other circuits, the design integrity of the report, more appropriate choice of components to produce the car to complete the title

TLC5618 D/A 输出-Programmable DoubleChannel12-bit DACTLC5618in D/A output

mykey程序原代码-mykey program source code