外设初始化结构类型定义了需要配置的外设参数,对于GPIO_InitTypeDef定义的结构来说,制定GPIO工作模式的成员名是( ) A: GPIOx B: GPIO_Pin C: GPIO_Speed D: GPIO_Mode

GPIO引脚中断一般用于高速信号检测。GPIO

S3C2440芯片内部的GPIO引脚分成了GPIO端口

树每派使用Python控制GPIO的方法需要import RPi.GPIO as GPIO。

High-speed trains travel at 300 kilometers an hour, which is about __________ normal trains. A: four times the speed as B: the speed four times of C: four times as the speed of D: four times the speed of

Given the following output：  A:  The speed of the slowest interface in the port channel B:  The combined speed of all interfaces configured in the port channel C:  The combined speed of all interfaces in the port channel that are up D:  The speed that can be achieved if all buffers are used

中国大学MOOC: 当引脚设置为GPIO功能时，下列哪一个寄存器与GPIO功能无关？

speed brake

________ will also be a very important factor when determining the speed of access of a particular user. A: The speed of the system B: The speed of the internet facility C: The platform dependency D: The demanding quality

【单选题】设置选中GPIO管脚的模式:GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD,正确的是() A. 设置选中GPIO管脚的模式为开漏输出模式 B. 设置选中GPIO管脚的模式为推挽输出模式 C. 设置选中GPIO管脚的模式为上拉输入模式 D. 设置选中GPIO管脚的模式为下拉输入模式