摘要
介绍只用两条信号线的4 位LED数码显示板的组成、工作原理、主要性能、使用的方法和注意事项。实际应用结果表明,这种廉价显示板使用灵活、性能可靠、接收信息误码率低。
The article covers the design and the application of an inexpensive 4_bit LED number display board with only two signal wires. It reveals the components, principles of the operation and major functions of the board designed and produced by authors recently. The means of making use of the board and precautions are also provided. The practical application of the board shows flexibility, reliability and low error_rate of signal reansferring. It is applicable to the situation where the handing of large amount of number display is required.
出处
《现代显示》
1999年第4期49-52,共4页
Advanced Display