HD7279显示与键盘扫描的各类函数。可以直接调用！-HD7279 display and keyboard scan the various functions. Can directly call!

Keil 3环境下ARM7处理器LPC2131的SPI总线读写程序，对象为HD7279，支持64个按键和8个LED显示。-Keil 3 environment ARM7 processor LPC2131 the SPI bus to read and write procedures for HD7279, to support the 64 keys and 8 LED display.

键盘，显示器接口管理芯片HD7279的应用源代码-Keyboard, display interface management chip HD7279 application source code