Portable, battery-powered operation of electronic apparatushas become increasingly desirable. Medical, remotedata acquisition, power monitoring and other applicationsare good ca
2013-10-30 18:04:02
下载 200
查看 1,076
www.eeworm.com
一种异步串行通信接口信号.RS485是一种通信接口，里面的信号类似于一种差分信号，两个电平的差值大概是200mV左右，抗干扰性能比较好。
2024-05-12 12:50:01
下载 3
查看 8,853