SiFive’s Best Processor Portfolio We are excited to announce that the SiFive 20G1 version has undergone a comprehensive update and upgrade to its RISC-V IP portfolio. The release of version 20G1 brings enhancements and new features to the SiFive Core IP, which is the most widely used RISC-V IP portfolio in the industry. This portfolio … Read more
Access, Inspect, and Control The term “debug” has a legendary history. According to various sources, the word debug was coined in 1945 by computer pioneer and U.S. Navy Rear Admiral Grace Hopper when she removed a moth from the Harvard Mark II computer. The use of the word bug can also be traced back to … Read more
These animated diagrams of signal waveforms in electronic systems help us understand the mechanism of 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 1.2.1 I2C Bus and Addressing Method 3 UART Transmission ▲ Figure 1.3.1 … Read more
Click below【Learn Embedded Together】 to follow, learn together, and grow together Introduction to Communication Protocols As we all know, a communication protocol is a specification for data transmission. It can be divided into hardware layer communication protocols and software layer communication protocols from both hardware and software perspectives. To better understand the communication protocols at … Read more
Click the “Blue Words” to Follow Us Have you ever thought about using a small Arduino board to achieve smart interconnection between devices? Today, we will unveil the “golden key” to IoT communication – the MQTT protocol! Let your microcontroller easily achieve remote control and data transmission. What is MQTT? The “WeChat” of … Read more
1. Introduction UART, full name Universal Asynchronous Receiver/Transmitter, translated as Universal Asynchronous Transceiver. The emergence of serial ports was around 1980, with data transmission rates of 115kbps～ 230kbps. Initially, serial ports were used to connect computer peripherals, typically connecting mice, external Modems, and old cameras and graphics tablets. Serial ports can also be used for … Read more
MQTT is a lightweight messaging protocol widely used in the Internet of Things (IoT) and embedded systems. It adopts a publish/subscribe model, allowing devices to efficiently exchange messages. Below is a comprehensive explanation of the MQTT protocol’s application and implementation in embedded systems. Overview of MQTT Protocol · Lightweight: MQTT is designed for low overhead, … Read more
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Click the blue words Follow us 1. Introduction to CAN Background of the CAN Protocol In the 1980s, the number of electronic control units (ECUs) in automobiles gradually increased, and traditional point-to-point electrical communication methods were becoming inadequate. The point-to-point connections between each electronic control unit and other devices made system wiring complex, costly, and … Read more
Click the blue text Follow us Bit Time and Bit Synchronization in CAN Communication In CAN communication, Bit Time refers to the time required to transmit one bit on the bus, which is the reciprocal of the CAN bus communication rate (baud rate). CAN communication ensures reliable data transmission by sampling and synchronizing the signal … Read more