摘要
介绍了在Protel 99SE环境下绘制数字钟电路原理图和设计PCB的过程和方法。这种设计方法简便,易于掌握,适合电子类学生进行电子产品的设计与制作。
The article introdues the process and methods of creating the schematic diagram and designing the printed circuit board of the muhi-purpose digital clock circuit with Protel 99SE. The design method is convenient and easily for the students majoring in electronics design and make the electronic products.
出处
《技术与市场》
2015年第5期65-66,共2页
Technology and Market
关键词
数字钟电路
原理图
PCB
过程和方法
multi-purpose digital clock circuit
the schematic diagram
printed circuit board
process and method
