百度试题 结果1 题目电路搭设和对应的程序如下,当按键开关按下后,LED灯点亮,程序中A和B分别为( )A. INPUT_PULLUP HIGH B. INPUT_PULLUP LOW C. INPUT_PULLDOWN HIGH D. INPUT_PULLDOWN LOW 相关知识点: 试题来源: 解析 B
当PXRENX=1,PXDIRX=0,PXOUTX=0,input with pulldown resistor;当PXRENX=1,PXDIRX=0,PXOUTX=1,input with pulldown resistor;当PXRENX=0,PXDIRX=0,PXOUTX=x,input ;我想问的就是前两种情况和最后一种情况有什么区别?都是输入,在加了上拉或者下拉电阻之后,对于输入有什么影响呢?分别对于msp430f5438...
965966pointerEvent->SetPointerAction(PointerEvent::POINTER_ACTION_DOWN); 966967pointerEvent->AddPointerItem(item); 967968pointerEvent->SetSourceType(PointerEvent::SOURCE_TYPE_TOUCHSCREEN); @@ -987,9 +988,9 @@ int32_t InputManagerCommand::ParseCommand(int32_t argc, char *argv[]) ...
a在接下来的大学生活里,我将会更加努力学好每一门课。希望老师和同学们能多多提点和指导我。 In will meet down in the university life, I will be able to learn each class even more diligently.Hoped teacher and schoolmates can very much raise and instruct me.[translate] ...
aWe have them just after we settled down in Ottawa in 1998. 1998年之后,在我们在渥太华定居下来我们有他们。[translate] a就业准备 Employment preparation[translate] aSleep for the heart, before the sleepy eyes. 为心脏睡觉,在困眼睛之前。[translate] ...