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PCB.rar
- 射频电路PCB设计 介绍采用Protel99 SE进行射频电路PCB设计的流程。为保证电路性能，在进行射频电路PCB设计时应考虑电磁兼容性，因而重点讨论元器件的布线原则来达到电磁兼容的目的。 ,PCB RF circuit design is introduced to Protel99 SE RF PCB design process. In order to ensure circuit performance, in RF circuit PCB design should be
Pcb-protel.rar
- PROTEL 99SE 的PCB库，官方提供，包含众多常用器件。,PROTEL 99SE the PCB library, the official provided, including many commonly used devices.
USBprotel99.rar
- cy7c68013开发原理电路图，PROTEL99格式，开发USB必备,Principle circuit diagram cy7c68013 development, PROTEL99 format, the development of USB required
zhuanchongdeng.rar
- 使用protel99软件编辑的原理电路图，希望对各位有助于电路图的学习和开发,The use of the principle of circuit protel99 software editor, in the hope you will help the study and development of circuit
Mini6410
- 友善之臂的mini6410电路图和封装，Protel99格式。不是网上常见的PDF.-Sch of mini6410,Protel99
Altera-Cyclone-II
- \ALTERA CPLD\Protel99库_ALTERA\Altera Cyclone II\Altera Cyclone II(PCB/sch.lib)-ALTERA CPLD\Protel99库_ALTERA\Altera Cyclone II\Altera Cyclone II(PCB/sch.lib)
简单方便实用可充移动电源
- 可充移动电源，简单方便实用，使用protel99画的PCB,用详细说明。-Rechargeable mobile power, simple, convenient and practical, the PCB use protel99 paintings, with detailed instructions.
ul-17.rar
- USB2LPT Revision 7，这是USB转并口的原理图和PCB，是原版的电路，本来PCB的格式是eagle的brd文件，但是估计国内很难有制版厂家直接可用这种文件，我把它转成了protel99的格式。其实程序员联合开发网有同样功能的pcb，但是原版的usb口处理得非常好，推荐使用,err
ElectricBicycleControllerWinbo
- 华邦电动车控制器图纸程序,程序在DDB文件中，PROTEL99打开可以看到源码。,Electric Bicycle Controller Winbond drawing program, the program in the DDB file, PROTEL99 open source code can be seen.
CY7C68013-128P.rar
- USB2.0 CY7C68013的一款经典的开发原理图（需要protel99),USB2.0 CY7C68013 development of a classic schematic (required protel99)
AT128
- 这是ATmega128开发板的原理图和PCB文件，没有问题，用Protel 99直接就可以打开，已经打样测试过，很有参考价值。-This is the ATmega128 development board schematic and PCB files, no problem, using Protel 99 directly on the can open, have been tested proofing, great reference value.
POWER-BANK
- 移动电源方案,原理图及源程序,量产过的，MCU是HT46R064，源程序是用C语言写的，原理图是用Protel99画的-Mobile power solutions, schematics and source code, production, MCU HT46R064, source code is written in C language, the schematic Protel99 painting
RJ45
- 这是安装水晶头时的一个指导文档，很详细的。-This is the first crystal at the time of installation of a guidance document, it is detailed.
232
- 基于51单片机的学习资料！里面有串口通信232的程序资料和原理图（protel99）！程序清晰明了！注释的很清楚便于学习！-51 single-chip-based learning materials! There are 232 serial communication program information and schematics (protel99)! Program clarity! Note the very clear easy to learn!
AVR-JTAG-ICE
- AVR JTAG ICE的制作资料，包含原理图、PCB、HEX固件，测试OK-AVR JTAG ICE production data, including schematics, PCB, HEX firmware, test OK
MC33035_MC33039
- 无刷电机驱动电路。非常可靠的电路设计原理图。protel 99se 格式的原理图。已经在工程上使用。安全可靠。可以设定四个速度等级。采用 mc33035 和mc33039 芯片设计的。-Brushless motor drive circuit. Very reliable circuit design schematic. protel 99se schematic format. Has been used in engineering. Safe and reliable. Four sp
SH5506
- 这是本人在一家公司所设计跑步机的电原理图，protel99格式，部分地方还带有说明文字。-This is a company that I design treadmill electricity principle diagram, protel99 format, part of the place with instructions.
DRC
- Protel 99及DXP,Altium Designer DRC检查，英文对照翻译解析！-Protel 99 and DXP,Altium Designer DRC
elecfans.com-protel99se
- protel99元件库，提供protel开发时所用元件，功能强大-protel99 library, providing protel used when developing components and powerful
LM3886
- LM3886纯直流功率放大电路，非官方版，但音质更出色~protel99格式-LM3886 pure DC power amplifier circuit, unofficial version, but the sound quality better ~ protel99 format