Recently I saw a development board from NVIDIA with a special discharge circuit, which uses a resistor and a MOS tube connected in series between the power supply and GND. When the power is turned off...
I have compiled some frequently asked questions in interviews. I hope these tips will be helpful to you in your interviews.
1. Given an array table, use a macro definition to find the number of elemen...
[font="][size=14px]As we all know, PCB boards are prone to bending and warping when passing through the reflow oven. So how to prevent PCB boards from bending and warping when passing through the refl...
1. Introduction of the WorkThis activity designs a steam sterilizer system, using the IMX1020 evaluation board. The design includes sterilization process control, modbus master module, temperature con...
During the recent test, it was found that the data read by STM32 ADC using DMA mode would appear as follows
I started to suspect that it was high-frequency interference from external signals. After a ...
The new design needed to be smaller, cheaper, and include more functionality in a fairly short time. To reduce risk, I chose to reuse the physical interface of the previous design, including the iso...[Details]
A new China Mobile NZONE model SP210 has been registered with the Ministry of Industry and Information Technology and supports 5G.
Information from the Ministry of Industry and Information Tec...[Details]
According to the current status of the domestic digital TV industry, in addition to the factors of content services and charging mechanism, the development of the user market also requires a cost-effe...[Details]
A control program for anti-theft doors, using wireless remote control to open the door, and stepper motors to execute actions. ;Revised on November 22, 2009, using AT89C2051 single-chip microcomputer...[Details]
The more the term "Internet of Everything" is discussed, the closer it is to the Internet of Everything. Especially with 5G on the horizon, everyone is looking forward to the arrival of an era that h...[Details]
Test chip: Microchip PIC 18F4550 Integrated development environment: MPLAB IDE v8.53 Compiler: Microchip C18 PIC18 series microcontrollers are high-end series of 8-bit microcontrollers of Microchip...[Details]
International tourists can use mobile phones that support eSIM cards to purchase Carrefour mobile data packages conveniently, securely and at affordable prices
Beijing, China, June 1...[Details]
The application of fire has played an important role in the development of human civilization, and fire has always threatened human life and caused significant losses of life and property. Especia...[Details]
On the morning of June 30, according to foreign media 9to5mac, some models of Apple’s new generation of iPhone (hereinafter referred to as iPhone 12) will support video recording in two formats...[Details]
Here we must explain the importance of the system clock's status to the system operation. All system operations are based on the normal operation of the clock. Without a stable system clock, there ca...[Details]
Recently, the TOP10 ranking of China's power battery companies in terms of installed capacity was released, and Changzhou's power battery companies achieved good results in both production and sale...[Details]
Chinese inventor Wu Kai and his team successfully won the European Inventor Award 2023 (category "Non-European Patent Office Member States") In recognition of the Chinese inventor's contribution ...[Details]
Jiangsu Kunlun Interconnected New Energy Group Co., Ltd. (Kunlun New Energy) is a new energy technology company focusing on new energy storage and digital energy comprehensive solutions. The co...[Details]
1. Product overview of Fluke 700G series portable pressure check/calibrator: Fluke pressure calibrators (calibrators) feature easy-to-use, rugged and reliable construction and measure pressures from ...[Details]
Typical circuit design and analysis of oscilloscope
The conversion circuit is composed of NE555 time base oscillator, 74LS169 counter and MAX309 multiplexer. It can display multiple trac...[Details]
Sensor
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