LPC1700 用户手册IIII目录第9 章通用输入/输出(GPIO)···················································································· 19.1基本配置························································································································19.2特性································································································································19.3应用································································································································19.4引脚描述························································································································29.5寄存器描述····················································································································29.6GPIO 使用注意事项 ····································································································12第 9 章第9章 通用输入/输出(GPIO )9.1基本配置GPIO 可通过下列寄存器进行功能配置:?功率:总是使能;?引脚:请参考"引脚功能选择寄存器值"来查看相关的GPIO 引脚和模式;?唤醒:如有需要,GPIO 端口0 和端口2 可用于唤醒操作,见"从低功耗模式唤醒"章节;?中断:GPIO中断可在IO...