[i=s]This post was last edited by dcexpert on 2021-2-4 08:58[/i]Get Started with MicroPython on Raspberry Pi Picoor: https://www.micropython.org.cn/pan/inde ... d=AFZriR46 Extract password: JGucx
Rasp...
[i=s]This post was last edited by dcexpert on 2022-8-2 09:36[/i]The information of Beetle ESP32-C3 development board can be found on the DFRobot website at the following link: https://wiki.dfrobot.com...
First, let's briefly explain switching-type AC/DC conversion. Please refer to the basic circuit on the right and the waveform below.
Here, taking Japan as an example, the input voltage is set to 100VA...
Let's systematically sort out TI's mainstream MCU series in recent years.According to the information currently given on TI's official website, TI's MCUs can be roughly divided into the following thre...
I would like to thank the forum for giving me the opportunity to review. I am very honored to have the opportunity to review the board, and I can’t put it down.
First, let’s look at the schematic diag...
What are the requirements for the viscosity of the liquid turbine flowmeter? Most customers do not know much about the viscosity requirements of the liquid turbine flowmeter. In fact, many customers d...[Details]
(1): Because each crystal oscillator has its own characteristics, it is best to select external components according to the values provided by the manufacturer.
(2): Within the permitted range, the...[Details]
As Apple's WDCC approaches, news about the new iPhone 14 series products is frequently exposed, and the attention is really heating up. Recently, an overseas whistleblower released a real picture of ...[Details]
On February 2, the Management Committee of Jiangsu Zhenjiang National High-tech Zone and Jiangsu Ruicheng Xinke Semiconductor Co., Ltd. held a signing ceremony for the "Monthly Production of 20 Milli...[Details]
With the development of urban economy, the harm caused by induced lightning and lightning wave intrusion has greatly increased. Lightning rods on general buildings can only prevent direct lightning st...[Details]
zlg7289 application circuit diagram: zlg7289 information: Application of zlg7289 matrix keyboard: Source program: /*The function implemented by this program is to display the value of the key...[Details]
What is a domain controller?
The concept of domain controller was first proposed by Tier 1 companies led by Bosch and Continental. It was created to solve the problems of information security ...[Details]
Smartphone makers including Apple should be required to provide security patch support and spare parts for iPhones and other devices for seven years to make the product category more environmen...[Details]
As switching frequency and switching speed continue to increase, when using switching DC/DC power supplies, special attention must be paid to the ripple of the input and output power supplies. Howeve...[Details]
As mentioned previously, when we connect a guard voltage to the shield of a coaxial cable, a safety risk may occur if the guard voltage is greater than 30V rms. Triaxial cable avoids this hazard by su...[Details]
MUX (Multiplexing) Circuit
Figure 3 MUX circuit
The MUX circuit is shown in Figure 3. Its main function is to select 35 voltages to be measured, ensuring that only one voltage enters the analog...[Details]
Gartner releases key emerging technologies that drive innovation through three emerging technology trend themes: trust, growth and change
Special attention should be paid to key tech...[Details]
In the production process of lithium batteries, the finished products are automatically taken off the production line and sent to the inspection site for appearance inspection through the intellige...[Details]
Noise meter/sound level meter is the most basic instrument in noise measurement. Noise meter/sound level meter is generally composed of condenser microphone, preamplifier, attenuator, amplifier, frequ...[Details]
Welcoming robots, food delivery robots, transportation robots, cleaning robots... More and more robots are emerging in various scenarios of our work and life to provide more convenient and efficien...[Details]
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