Charlieplexing - Reduced Pin-Count LED Display Multiplexing

摘要：本应用笔记讨论“Charlieplexing的”-一根针数减少多重的MAX6950可使用的技术，MAX6951，MAX6954，MAX6955，MAX6958，MAX6959LED显示驱动器。

Maxim>AppNotes>AUTOMOTIVEDISPLAYDRIVERSKeywords:charlie,charlieplex,charlieplexing,leddriver,displaydrivers,MAX6950,MAX6951,MAX6954,Feb10,2003MAX6955,MAX6958,MAX6959,LEDdriversAPPLICATIONNOTE1880Charlieplexing-ReducedPin-CountLEDDisplayMultiplexingAbstract:Thisapplicationnotediscusses"Charlieplexing"--apin-countreducingmultiplextechniqueusedbytheMAX6950,MAX6951,MAX6954,MAX6955,MAX6958,andMAX6959LEDdisplaydrivers.Thisapplicationnotediscusseshowto"Charlieplex"adisplaydrivercircuittoreducepin-count.ThisunusualmultiplextechniqueisusedbytheMAX6950,MAX6951,MAX6954,MAX6955,MAX6958,andMAX6959LEDdisplaydrivers.Charlieplexingreducesdriverpin-countbyusingsomepinsalternatelyascathodean