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Embedded Communication Principles – SPI Bus Communication Principles and Applications

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Embedded Communication Principles - SPI Bus Communication Principles and Applications

Click the Blue Text Follow Us Introduction to SPI SPI (Serial Peripheral Interface) is a synchronous serial communication protocol used for data transmission between devices over short distances. It is commonly used for communication between microcontrollers and external devices such as sensors, flash memory, displays, etc. SPI has the following main characteristics: Basic Principles SPI … Read more

Comprehensive Analysis of Microcontroller Communication Protocols: UART, I2C, SPI, etc.

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Comprehensive Analysis of Microcontroller Communication Protocols: UART, I2C, SPI, etc.

Hello everyone, I am XXX. Today I bring you a detailed analysis of microcontroller communication protocols, including mainstream protocols such as UART, I2C, and SPI. These protocols are the bridge for data exchange between microcontrollers and other devices, and mastering them is crucial for embedded system development. Let’s break them down one by one, and … Read more

Embedded Communication Protocol: How Many SPI Interview Questions Can You Answer?

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Embedded Communication Protocol: How Many SPI Interview Questions Can You Answer?

The above ☝️☝️☝️ is about a food-related public account, where each recipe has detailed steps and high-definition images, making it easy for kitchen novices to get started. Follow it to unlock more delicious recipes and fill your meals throughout the seasons with surprises! 1. What are the characteristics of SPI communication? SPI communication, or Serial … Read more

Common Communication Protocols in Embedded Systems

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Common Communication Protocols in Embedded Systems

Source: https://blog.csdn.net/an520 UART, SPI, and I2C are very common serial communication methods in embedded development. The underlying principles of these communications are not difficult, but many beginners struggle to learn them. Today, I will share some common low-level data transmission principles of communication. UART Serial Port UART: Universal Asynchronous Receiver-Transmitter. UART is the most common … Read more

Design of Dual STM32 Based Multirotor UAV Control System

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Design of Dual STM32 Based Multirotor UAV Control System

Abstract: This paper proposes a design method and specific implementation plan for a control system based on dual STM32 chips. The control system uses two STM32F107VCT6 chips as master and slave controllers, communicating via a high-speed SPI interface to ensure real-time performance during the control phase. The hardware layout of the system is introduced, and … Read more

Application of Surgical Pleth Index (SPI) in Pain Monitoring

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Application of Surgical Pleth Index (SPI) in Pain Monitoring

Click the blue text above to follow us Click the above “Voice of Miller” → Click the upper right corner“…” → Select “Set as Starred “★ “ to star Voice of Miller, making it easier for you to find us in the future! 【Definition】 The Surgical Pleth Index (surgical pleth index, SPI) is a monitoring … Read more

Principles, Classification, and Technical Indicators of Embedded Bus Technology

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Principles, Classification, and Technical Indicators of Embedded Bus Technology

Source: Sensor Technology A bus is a common communication line for transmitting information between various functional components of a computer. It consists of a bundle of wires and can be classified into data bus, address bus, and control bus based on the type of information transmitted. The data bus is used to transmit data, the … Read more

Understanding Common Bus Communication Principles with 17 Animations

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Understanding Common Bus Communication Principles with 17 Animations

A collection of animated diagrams illustrating signal transmission in communication protocols helps us understand the principles of signal transmission. 1. SPI Transmission ▲ Figure 1 SPI Data Transmission ▲ Figure 1.2 SPI Data Transmission (2) ▲ Figure 1.3 SPI Timing Signal 2. I²C Transmission ▲ Figure 2.1 I2C Bus and Addressing Method 3. UART Transmission … Read more

Understanding UART, TTL, RS232, RS422, RS485, CAN, and USB

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Understanding UART, TTL, RS232, RS422, RS485, CAN, and USB

UART, I2C, RS485… Although these communication methods are commonly used, their explanations can be ambiguous. I felt it necessary to organize them to consolidate and distinguish the concepts. The article is a bit lengthy, so I suggest saving it for future reference when needed. UART Universal Asynchronous Receiver-Transmitter The UART port refers to a physical … Read more

Tryout of Listen AI CSK6 Visual AI Development Kit: AI Gesture Recognition Game

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Tryout of Listen AI CSK6 Visual AI Development Kit: AI Gesture Recognition Game

This article comes from the trial activity of the Listen AI CSK6 Visual AI Development Kit in the Extreme Art Community. The author combines the gesture recognition capability supported by the CSK6 chip with an 8X8 dot matrix to create a game of Rock-Paper-Scissors. 1 Setting Up the Development Environment 1.1 Hardware Environment As shown … Read more