电子工程专辑

USB、UART、TTL、RS232串口通信知识点【干货详解】

串行通信技术(Serial Communication)，是指通信双方按位bit进行，遵守时序的一种通信方式。串行通信中，将数据按位依次传输， 每位数据占据固定的时间长度，仅用一根接收线和一根发送线就可以完成系统间交换信息 尽管串行通讯的比按字节传输的并行通信慢 ...
电子工程专辑

串口、UART、RS232、RS485、USB、COM口介绍

经常叫串口通信串口通信的，有时候默认串口通信就是指UART，有时候又会叫USB串口，有时候会说串口RS232,串口RS485，有时候又说COM口，傻傻分不清楚，人都搞懵了，今天彻底弄清楚。 串口是一个泛称，代指所有串口时序标准的接口，即每次只传输一位数据，规定 ...
EDN

UART Serial Interface through USB Evaluation Board

The operation and description of the UART serial interface through USB is discussed in this application note. In addition, the firmware application code in C language, containing communication ...
EDN

Exar’s USB to Ethernet & UART Bridge Offers Unprecedented Integration and Ease of Use

The XR22801 provides an upstream USB interface with an integrated USB 2.0 PHY and device controller that is compliant with USB 2.0 Hi-Speed (480Mbps) and Full-Speed (12Mbps) transfer rates. Downstream ...