如果PA0引脚外接温度传感器,配置该引脚工作模式为()
A. GPIO_Mode_IPD
B. GPIO_Mode_Out_PP
C. GPIO_Mode_IPU
D. GPIO_Mode_AIN
下列哪一个不挂在APB2时钟总线下( )。
A. TIM1定时器
B. GPIOB
C. ADC3
D. TIM2定时器
No country can afford toeducation.
A. stay
B. neglect
C. endure
D. delay
We would like to apologize for the of the scheduled flight.
A. mistake
B. problem
C. delay
D. deficit