[backcolor=white]The switching power supply is adjusted from zero (there is a reference voltage inside the chip). How can I achieve flyback? Can I add a dummy load? [/backcolor] eeworldpostqq...
Development board: Terasic DE1-SoC, main chip: Cyclone V 5CSEMA5F31C6. One function I want to implement is that FPFA reads the data from the AD port and stores it in the SDRAM on the FPGA side, and th...
During the internship, the first thing I encountered was STM32, which was developed using IAR EWARM. In about 20 days, we completed a small task assigned to us by the boss.Of course, we did it based o...
Lianli Electric Technology Co., Ltd. is recruiting for the following positions:Job title: LED packaging sample clerk
Job requirements:
. Make LED plug-in, SMD, high-power samples,
1. Skilled in die bo...
[size=4] Wireless relay, that is, the relay node plays the role of relay in the wireless network, which can realize the relay and amplification of the signal, thereby extending the coverage of the wir...
The holidays are coming soon. I believe many students are ready to start recharging. I prefer to watch video tutorials to recharge.This way you can avoid detours. Here are some video tutorial download...
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Power technology
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