After installing termux, php and Kedao Cloud on your phone, anyone in the same LAN can access it. If you want to access a device that is not in the same LAN, that is, remote access, you need to use so...
In the DSP world, due to the limitation of DSP chips, fixed-point decimal operations are often used. The so-called fixed-point decimals are actually decimal operations performed with integers. The fol...
I think ADC and timer are the difficulties in STM32F103 because there are too many threads. Today I want to make the simplest ADC, which is software-triggered ADC.
First, add a PC3 to CUBEMX as last t...
When choosing a DC-DC chip, how much margin do you need to reserve for the output current? I chose a 3A chip, and it was already heating up when it output 2A....
The development of electric vehicles in 2020 has been very successful for the three new car companies listed in the United States. However, 2020 has been a very difficult year for traditional cars i...[Details]
Consulting firm Accenture recently analyzed that as the number of large-scale M&A targets decreases, semiconductor companies need to re-examine the value of small-scale M&A. According to Accenture an...[Details]
Volkswagen models that support "10 minutes of charging and a range of 400 kilometers" will soon be available to consumers. On October 16, CATL announced that the 4C supercharged battery "Shenxing S...[Details]
Available at 6.2 GHz right out of the box, the i9-14900KS processor delivers outstanding performance for desktop enthusiasts. Today, Intel announced full specifications and availability information...[Details]
Preface Nowadays, the wide application of aerial robot technology in many fields such as civil and national defense has been increasingly valued by people and has attracted the attention of experts a...[Details]
According to foreign media macrumors, the Apple Store app has been released for 10 years. To celebrate this special moment, Apple has launched a hidden Easter egg - you can find it as long as ...[Details]
A PCB factory in Foshan closed down, and the industry reshuffle accelerated under the epidemic Recently, industry sources said that a circuit board factory in Foshan sent a notice to the company's su...[Details]
Uboot burning process
1. Initially, set BMS=1 (remove the jumper), and the system boots from the on-chip ROM. The internal boot program initializes the debug serial port and USB device interface ...[Details]
1. Introduction to Flash The programming operation of stm32 can be realized by reading and writing the flash inside stm32. The built-in programmable Flash of stm32 is of great significance in ...[Details]
At the Snapdragon Technology Summit on December 1, Lei Jun officially announced that the Xiaomi Mi 12 series will be the world's first Snapdragon 8 Gen 1 mobile platform. It was previously reported t...[Details]
This article records the experience of learning and using the Ethernet controller of LPC1768. The network card chip takes DP83848C as an example. The Ethernet controller (EMAC) in the main chip is lo...[Details]
1. Establishment of the concept of feedback
* Open-loop gain --- A
* Closed-loop gain --- Af
* Feedback depth --- 1 + AF
* Loop gain --- AF:
1. When AF 0, Af decreases, and this feedbac...[Details]
ETAS GmbH and BlackBerry announced that the two companies will jointly develop and market a safety-related software platform and related tools based on the AUTOSAR Adaptive standard for connected and...[Details]
Sina Digital News reported on the morning of December 19 that Apple is investigating an alleged large-scale fraud case by some Foxconn managers who used substandard iPhone parts to assemble iPh...[Details]
The first national standard in the field of organ chips in my country, GB/T44831-2024 "General Technical Requirements for Skin Chips", led by Professor Gu Zhongze's team from the Suzhou Institute o...[Details]