LEd
发光二极管，简称为LED，是一种常用的发光器件，通过电子与空穴复合释放能量发光，它在照明领域应用广泛。[1]
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查看全部 4,683 份 →LED灯封装Altium Designer AD PCB封装库2D3D元件库文件
LED灯封装Altium Designer AD PCB封装库2D3D元件库文件PCB Library : LED.PcbLibDate : 2020/12/29Time &...
2022-03-11
59
a simple implementation of a frequency meter with the BCD-counter and the 7-segment LED display
a simple implementation of a frequency meter with the BCD-counter and the 7-segment LED display
2014-12-04
115