Entering the bootloader directly from software (ST system bootloader or custom mboot) is unreliable and relies on the peripherals being enabled by the application for reliability. It is also not possi...
In the textbooks of "Electrical Engineering" or "Circuit Analysis", the definition of capacitance is as follows, as shown in Figure (01). A circuit element that satisfies the formula in Figure (01) is...
Can we judge whether it is an NMOS tube by whether the source and drain are energized after the voltage is applied to the gate? The so-called field effect tube uses the electric field formed by the ga...
When I refer to the design layout of Xilinx VC707, I find that pins 2 and 4 are missing in the schematic and package library of the BNX016-01 device. Why is this? When I draw the schematic in Altium, ...
Build a schematic diagram as followsAfter running the simulation, the followingAt this time, if you want to modify the device parameters, the general parameters are as follows, right-click Edit PartOr...
Digital Signal Processor (DSP) is a microprocessor suitable for digital signal processing operations, which can realize real-time and fast digital signal processing algorithms. Usually, a DSP-based...[Details]
As a vehicle platform designed specifically for electric vehicles and based on the concept of a skateboard chassis, the design concept of Autoneng is the organic integration of modularization and i...[Details]
Today, Zhuan Zhuan, a second-hand trading platform created by 58 Ganji Group, announced the 2020 "Brick First Prize", and models from brands such as Huawei and Xiaomi were on the list. The winner o...[Details]
1 Overview definition Phase noise and jitter are two different quantitative methods of the same phenomenon. Ideally, a perfect pulse signal with a fixed frequency (taking 1 MHz as an example) should...[Details]
The PN junction inside the LED is inevitably affected by electrostatic induction and generates induced charge when it is used in the manufacturing, assembly screening, testing, packaging, storage...[Details]
At present, China's switching power supplies account for 80% of the world market, but we have almost no share in the high-end market. my country is currently short of energy, and the power supply i...[Details]
Amid the Sino-US trade war, the US has imposed a sales ban on Huawei, causing the relevant supply chain to pay close attention to the development of subsequent events. Tianfeng International analyst ...[Details]
The U.S. Department of Energy and NNSA announced that Cray has been awarded a $600 million contract to build the first ultra-large supercomputer for the National Nuclear Security Administration. The ...[Details]
Recently, Ruifeng Optoelectronics said that its main production bases are currently in Shenzhen and Yiwu. A production base requires a long period of time from land acquisition to infrastructure cons...[Details]
November 18, 2021
ROHM develops wireless charging modules "BP3621" and "BP3622" that easily enable wireless power supply for small and thin devices
~Using optimized ante...[Details]
1 Introduction
TCM : Tightly Coupled Memory
In order to compensate for the uncertainty of cache access, OnChip Memory is added.
Some CPUs contain separate Instruction TCM / Data TCM.
TCM is inc...[Details]
Ordinary users don’t need to understand the complicated relationship between Xiaomi and Redmi, and the naming of the phone itself overseas or domestically. Let’s just look at the product. The ...[Details]
1. Electromagnetic
navigation Principle of electromagnetic navigation: Electromagnetic navigation is one of the more traditional navigation methods and is still used by many systems. It involve...[Details]
I can only say that it is not much different from 51. I will just record the main precautions here. 1. I2C communication is divided into standard mode 100kbit/s, fast mode 400kbit/s and high-speed ...[Details]
On October 16, the second Midea Visionary Conference was held in Shunde, Foshan. Academician of the Chinese Academy of Sciences and professor of Huazhong University of Science and Technology Ding Han,...[Details]
MicroPython Open Source section
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