China's vibrant printed circuit industry 2006-6-23 Printed circuit board (PCB) is a substrate for assembling electronic components and parts. After decades of development, especially after the build-...
[i=s]This post was last edited by jinglixixi on 2020-10-28 08:40[/i]My first encounter with the Lingdong development board was with the MM32L073, and it was a great honor to meet the MM32F0133 again t...
* Get the SDK of esp32-s2-kaluga-1 ```bash git clone https://github.com/espressif/esp-dev-kits ``` * Get lvgl driver support for ESP32 ```bash git clone https://github.com/lvgl/lvgl_esp32_drivers ``` ...
[i=s]This post was last edited by Jacktang on 2020-7-14 15:55[/i]Take a two-port network as an example, such as a single transmission line, there are four S parameters: S11, S12, S21, S22. For a recip...
1. OSDFPGA configures a dedicated 8-bit register to control the indicator light on and off. The access address is 90080017h. It can be seen from the circuit diagram that the low level lights up.2. Whe...
As energy consumption gradually decreases, new energy sources are becoming a new hot spot. As a new type of energy that can be used, solar energy has attracted the attention of the world. The key poi...[Details]
The VI framework discussed above is displayed to developers, and developers can also directly set and modify the content in the framework. This part of the content is finally recorded and saved in the...[Details]
Target This experiment investigates how to use the ΔVBE concept to produce a stable (less sensitive to changes in input voltage levels) output current. Use feedback to build a circuit that produces...[Details]
In the era of new energy vehicles, battery technology has become a frequently mentioned topic, because it is gradually penetrating into our lives, but we don’t know enough about batteries. There ar...[Details]
Everything You Need to Know About Stepper Motors
The power of high-reliability stepper motors
Stepper motors are often mistaken as the lesser motors in servo motors, but in fact, th...[Details]
Project Background
We are facing an increasingly embedded machine learning revolution. And when we talk about machine learning (ML), the first thing that comes to mind is image classification,...[Details]
Recently, the global patent protection community OIN (Open Invention Network) announced that Huawei, the world's largest diversified electronics and communications company, has become a licensee and ...[Details]
1 Overview
Frequency measurement plays an important role in communication systems. In recent years, the fields covered by frequency measurement technology have become more and more extensive, ...[Details]
There are many types of film capacitors, which are classified into polyethylene capacitors, polypropylene capacitors, polystyrene capacitors and polycarbonate capacitors according to the plastic fi...[Details]
Jiwei.com reported on April 8 that the new generation of Huawei Smart Screen V series was officially released today, covering four sizes of 55 inches, 65 inches, 75 inches and 85 inches for the first...[Details]
RF source: Click FREQ, set the frequency to 1GHz, click LEVEL, set the level to -20dBm; Click MOD → AM, turn it on, set the modulation parameters, the modulation frequency is 1KHz, the modulation d...[Details]
1. Use single data transfer instructions (STR and LDR) to load and store single byte or word data from/to
memory .
May I ask what is the difference between load (LDR) and store (STR)? Personal...[Details]
I want to know how you feel after the release of iPhone SE 3, which you have been looking forward to for two years. Do you have any plans to buy it? Judging from the last vote, 70% of people chose ...[Details]
While advances in automotive technology, including crash structures, airbags, brakes and tires, have helped improve vehicle safety, we are still exposed to a variety of road risks. Moreover, these ri...[Details]
This unit is used to amplify the signal of NAMUR type sensor. The static output can achieve reliable high switching frequency. LED displays the two output states. The output is short-circuit and reve...[Details]
PCB Design
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