本文件是用keil软件编程的键盘控制程序,用扫描法控制51单片机的键盘-This document is keil software keyboard control procedures scanning method using the keyboard control 51 single-chip
该代码为NIOSII中按键模块的硬件驱动,按键为4x4行列式键盘,通过行列扫描获取键值-The code for the button module NIOSII in hardware drivers, key determinant for the 4x4 keyboard, scanning through the ranks of access keys
基于嵌入式linux下GSM(短信,电话)通信代码,已在接有gprs模块的PXA270平台上测试过-Embedded Linux based GSM (SMS, telephone) communications code has received a gprs modules PXA270 platform tested