在单片机开发中，UART、I2C、RS485等普遍在用，对它们的认识可能模棱两可，本文把它们整理了一下。本文较长，阅读时间大约10分钟。 UART通用异步收发器 UART口指的是一种物理接口形式(硬件)。 UART是异步，全双工串口总线。它比同步串口复杂很多。有两根线，一 ...

The Model WRS232 universal wireless RS-232-to-USB transceiver interfaces to any RS-232 device and makes it wireless. Connecting the unit to an RS-232 device, the wireless receiver module connects ...

I have a bunch of serial devices that I need to communicate with. Some of them are connected to native serial ports, and some have USB->RS232 adapters. I am communicating to them via the serial port ...