Your device connects to another device, and if it can automatically recognize the baud rate without knowing the baud rate of the other device, wouldn’t that be very convenient? 1 Overview Regarding the issue of automatically recognizing UART serial port baud rates, those with project experience or who have studied serial ports should know a … Read more
Learning to use microcontrollers involves understanding the hardware structure of the microcontroller and the application of its internal resources, as well as learning various initialization settings for functions in assembly or C language, and programming to implement various functionalities. Here are some of my experiences: Step 1: Using Digital I/O Using button inputs to signal, … Read more
Background Knowledge of Communication Interfaces Ways of Communication Between Devices Generally, the communication methods between devices can be divided into parallel communication and serial communication. The differences between parallel and serial communication are shown in the table below. Classification of Serial Communication 1. According to the direction of data transmission, it can be divided into: … Read more
Communication Methods Between Devices Generally, the communication methods between devices can be divided into two types: parallel communication and serial communication. The differences between parallel and serial communication are shown in the table below. Classification of Serial Communication 1. According to the data transmission direction, it can be divided into: Simplex: Data transmission only supports … Read more
Follow+Star Public Account, Don’t Miss Exciting Content Source Material | Network OTA upgrades are no longer a novelty; most IoT terminal devices now have this capability. Today, we will share the detailed process of OTA upgrades using the AT32 as an example. Overview The OTA (Over-the-Air Technology) allows users to write to specific areas of … Read more
OTA upgrades are no longer a novelty; most IoT terminal devices now have this capability. I previously shared an article on the principles of OTA upgrades: Dry Goods | Principles of Embedded OTA Upgrade Implementation. Today, I will share the detailed process of OTA upgrades using the AT32 as an example. . Overview Over-the-Air Technology … Read more
Follow+Star Public Account, don’t miss wonderful content Source | AI Electronics Today I will share with you some features of UART in STM32, mainly targeting newer series of STM32 (such as: STM32H7, G0, G4, etc.), which allows changes to the Rx and Tx pins, level inversion, high-low order, and introduces timeout, etc. Embedded Column 1 … Read more
Follow the blue text and reply “entry materials” to get a comprehensive tutorial from beginner to advanced on microcontrollers The development board will guide you, we will help you fly Written by | Wuji (WeChat: 2777492857) The full text is about1507 words, reading will take about 5 minutes I have been doing microcontroller development, but … Read more
Click the blue words Follow us 1. Introduction 1. Concept USART (Universal Synchronous Asynchronous Receiver Transmitter) is a serial communication device that can flexibly perform full-duplex information exchange with external devices. UART (Universal Asynchronous Receiver/Transmitter) is a bidirectional, serial, asynchronous communication bus that can achieve full-duplex communication using only one data receiving line (RXD) and … Read more
If you want to learn more related knowledge, please follow us for more knowledge sharing. 1. What is UART UART (Universal Asynchronous Receiver/Transmitter) is a type of asynchronous serial communication protocol that transmits each character of data one bit at a time. It is the most frequently used data bus in application development. The characteristics … Read more