描述:Metal Film Resistors - Through Hole Product Attribute:Attribute Value Manufacturer:TT Electronics Product Category:Metal Film Resistors - Through Hole
这次我偿试按键哈由于开发板的按键是没有上拉地,直接接个地,我就选了一个下向键作评估首先我得让管脚上拉,就是高电平有效要不测不出地查下库中管上拉的只有一个函数GPIOPadConfigSet设置指定管脚的配置。函数原型:voidGPIOPadConfigSet(unsigned long ulPort,unsigned char ucPins,unsigned long ulStrength,uns
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