LED显示驱动芯片BN5279(A)及其串行接口应用  

LED display drive BN5279(A)and its application of the series port

作　　者：高美珍[1] 洪家平[1] 

机构地区：[1]湖北师范学院计算机科学系,湖北黄石435002

出　　处：《国外电子元器件》2005年第6期69-72,共4页International Electronic Elements

摘　　要：BN5279(A)是贝能科技有限公司生产的集成LED显示驱动器,具有工作电压低、串行接口、带有64键的键盘矩阵控制等特点。文中介绍了该电路的主要特性及工作原理,给出了BN5279(A)与AT89C2052微处理器的连接电路及程序代码。The integration LED display driver BN5279(A)has many characteristics,such as the low voltage,the series port and the64-key's keyboard matrix.In this paper,the function characteristic and its application are introduced.The program,the typical circuit of BN5279A and the interface with microprocessor AT89C2052are given too.

关 键 词：LED显示驱动器 BN5279(A) 单片机 AT89C2052 

分 类 号：TP335[自动化与计算机技术—计算机系统结构]