UART、I2C、RS485……这些通信虽然都普遍在用，但解释起来也是模棱两可，觉得有必要整理一下，目的是巩固和区分。文章有点 ...

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 ...

You might already have the hardware on hand to easily interface I2C and SPI devices with Python scripts on your computer. The board seen above is an FT-2232 breakout board. These chips are often used ...

USB development on an embedded system can be a nightmare especially if it is a protocol that the developer doesn’t use every day. While attending Colin O’Flynn’s session “USSSSB: Talking USB from ...

This is the prototype board for [Travis Goodspeed’s] new USB development tool called the Facedancer. He took on the design with USB security exploits in mind, but we think it’s got a lot of potential ...

In the June and August 2003 issues of Linux Journal, my column covered the Linux kernel driver model, and the I2C subsystem was used as an example. This month, we discuss what the I2C subsystem does ...