GPIO

More and more GPIO ( General Purpose Input Output) pins are required in the design because of the diversification of the PDA's function.

随着PDA功能的多样化，对主处理器通用输入输出口的数量也提出了更多的要求，然而主处理器GPIO的数量是有限的。

How do I introduce GPIO Analog article I 2 C interface.

介绍如何用GPIO口模拟I2C接口的文章.

Besides, the method is applied to the designing process of USB IP and GPIO IP, and obtains good results.

并且将该方法应用于USB和GPIO IP核的设计流程中，取得了良好的结果。

The Design and application of GPIO drive for Windows CE

WINDOWS CE下GPIO驱动程序的设计与应用

Development of GPIO Device Drivers in the Embedded Linux CE-ROM drive

嵌入式Linux中GPIO驱动程序开发CD-ROM驱动器

This design can test the connection of interface with many pins by using only a few GPIO and will be useful for LCM suppliers.

该测试方法使用较少的GPIO口就能实现对较多管脚的接口连通性的检测，具有一定的实用意义。

This paper concentrates on the soft core, firm core and hard core of USB controller and GPIO controller.

本文设计实现了USB控制器及GPIO控制器IP软核、固核与硬核。

By measuring the parameter of power equipment with A/ D converter and GPIO interface, the embedded system samples the wanted data.

该监控系统通过A/D转换和GPIO接口测量电源设备参数进行数据采样。

While you're in there, note in passing how the program imports the GPIO base address from xgpio_l. h& this is dynamically updated by EDK if you shuffle around the base address of the peripheral.

在处理代码时，请注意程序如何从xgpio l.h导入GPIO的基地址&如果变动了外部设备的基地址，EDK会自动更新它。