According to the 2020 energy sector industry standards revision plan issued by the National Energy Administration, the China Electric Power Research Institute Co., Ltd. has drafted two power industry standards: “12kV Integrated Column Switch” and “12kV Integrated Ring Network Box”. In June 2021, the Distribution Technology Center of the China Electric Power Research Institute organized … Read more
Recently, discussions about Tesla’s AMD vehicle chips have been exceptionally lively. Is AMD really that good? AMD is eternal? Is this a benefit for the party? With the official delivery of the domestic Model Y Performance, the multimedia control unit MCU 3.0 (Media Control Unit) equipped with the AMD main control scheme has officially kicked … Read more
Author | Wanli Produced by | Automotive Electronics and Software 1. BOOT Source Have you ever encountered a scenario where a new software installation on your computer prompts you to Reboot? Here, Reboot is commonly understood as restarting, while Boot means to start up. But have you ever wondered why the term for computer startup … Read more
Core Insights and Recommendations The resonance of automotive electrification and intelligence will lead to a simultaneous increase in volume and price for automotive MCUs. Five Key Factors: With the rapid development of automotive electrification and intelligence in China, domestic automotive MCU companies continue to benefit, which is the largest source of market growth for MCUs. … Read more
To improve system performance while reducing power consumption, MCUs typically provide four types of clocks: High-Speed External Clock (HSE): Generated by an external high-frequency crystal oscillator. Low-Speed External Clock (LSE): Generated by an external low-frequency crystal oscillator, generally at 32.768kHz, used to drive the real-time clock (RTCCLK). High-Speed Internal Clock (HSI): Generated by an internal … Read more
In the second half of 2022, as demand for personal computers and smartphones fell to a low point, the global semiconductor industry faced another downturn cycle after the consumer electronics boom brought on by the COVID-19 pandemic. Chip manufacturers are increasingly burdened with inventory, leading to significant price drops for commonly used components like memory … Read more
In today’s article, let’s discuss how to choose an MCU. I’ll share my thought process. 1. List the Available Peripherals If a system has multiple MCUs, we need to allocate them properly, for example, temperature sensor on MCU #1, Bluetooth on MCU #2, and so on. 2. Determine the Communication Interfaces of the Peripherals Some … Read more
For a long time, communication between microcontrollers (MCUs) has been a learning challenge for many electronic engineers. Since different MCUs may use different voltage levels, many beginners are curious about how these MCUs can communicate. Let’s take a look! Generally speaking, communication between MCUs relies on digital signals, where the voltage level of the digital … Read more
After 2019’s “Spider-Man: Far From Home”, Marvel experienced more than a year of “downtime”. “WandaVision” at the beginning of 2021 brought us back to this vast universe and kicked off Marvel’s fourth phase. The fourth phase includes a series of films and series released by Marvel from 2021 to 2022, starting with “WandaVision” (not counting … Read more
This article is selected from the Jishu column “Arm Selection” by author lvy, authorized to be transferred from the WeChat public account Arm Selection. This article will take you deeper into the understanding of the MCU boot process. I previously wrote an article analyzing the complete boot process of STM32, but I felt that some … Read more