Description: 它是protel99的教程，教人如何使用protel画电路图和pcb版，非常有用。-It is the protel99 tutorial to teach people how to use protel draw circuit diagrams and pcb version, very useful. Platform: |
Size: 348160 |
Author:lijianyong |
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Description: 了解并掌握用Protel软件绘制简单电路图，掌握用Protel软件设计库元件及熟悉Prote99SE的功能和操作环境。掌握用Protel软件导出PCB板，掌握自动布线和手动布线，学会在Protel软件下检查所布线路是否正确。
-Understand and master the use of Protel software to draw simple circuit diagrams, control design using Protel software components and familiar Prote99SE library functions and operating environment. Master the use of Protel PCB software export board, automatic routing and manual routing to master, learn to check the cloth under the Protel software line is correct. Platform: |
Size: 124928 |
Author:小崔 |
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Description: 模拟传感器采集电路，利用protel画出了pcb板图，真实可见-Analog sensor data acquisition circuit, using protel pcb board to draw a map, shows the true Platform: |
Size: 139264 |
Author:dragon |
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Description: protel 99 SE视频教程，非常完善，适合绘制电路人员入门及提高！声情并茂，效果俱佳！-protel 99 SE video tutorial, very well, draw the circuit for staff induction and improved! Attractively, the effect is superb! Platform: |
Size: 50137088 |
Author:胡登科 |
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Description: . 应用MCS-51单片机设计电子秒表电路；
2. 选用4位LED数码显示，计数时间0-9999s，定时时间可调；
3. 硬件设计根据设计的任务选定合适的单片机，根据控制对象设计接口电路。设计的单元电路必须有工作原理，器件的作用，分析和计算过程；
4. 软件设计根据电路工作过程，画出软件流程图，根据流程图编写相应的程序，进行调试并打印程序清单；
5. 原理图设计根据所确定的设计电路，利用Protel等有关工具软件绘制电路原理图、PCB板图、(Design of electronic stopwatch circuit with MCS-51 microcontroller;
2., select 4 digit LED digital display, counting time 0-9999s, adjustable timing time;
3., the hardware design selects the appropriate microcontroller according to the design task, and designs the interface circuit according to the control object. The designed unit circuit must have the working principle, the function of the device, the analysis and calculation process;
4. software design, according to the circuit work process, draw a software flow chart, according to the flow chart to write the corresponding procedures, debugging, and print list of procedures;
5. schematic design, according to the identified design circuit, the use of Protel and other related software tools to draw circuit schematics, PCB board diagram,) Platform: |
Size: 352256 |
Author:头大
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