传感器接口说明:从左到右依次为通道1,地,通道2 功能:在数码管上显示传感器接口通道2输入的电压 小数部分为7位,整数部分1位-Sensor Interface Descr iption: from left to right channel 1, and channel 2 functions: to show possession in the digital sensor interface channel 2 voltage input for the fractional part of 7, an integral part of