I am now developing a USB wireless network card driver using atmel's AT90USB1287. I already have the USB driver, but I don't know how to drive the network card to work? I know that different network c...
I want to draw a PCB board for measuring resistance using the four-wire method. Each pair of pads must be connected to the current source and AD acquisition internally. When I used AD7 for automatic r...
Quickly start software development using SoC FPGA virtual target : https://training.eeworld.com.cn/course/2137Jumpstart software development with SoC FPGA virtual targets...
[i=s]This post was last edited by star_66666 on 2018-1-10 12:39[/i] Yesterday I found a new GUI in a forum. It was very small and I wanted to try it. The official version is v0.3 and the official webs...
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
High specific energy lithium/thionyl chloride (Li/SOCl2) batteries are widely used in multi-functional intelligent meters (such as smart meters, water meters, etc.) as real-time clocks and memory b...[Details]
In recent years, the development of automotive batteries has become a focus of attention. Compared with other rechargeable batteries, lithium-ion batteries have the advantages of high specific ene...[Details]
The growing development of wireless networks enables them to support various types of services. Therefore, it is necessary to ensure the QoS of various services and improve the system utilization. To ...[Details]
We often step over automatic doors in our daily lives. For the most part, we only notice them when they are not working. Swiss automatic door manufacturer Kaba Gilgen, together with the process con...[Details]
The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
The on-chip power supply circuit is a power module integrated inside the semiconductor chip. Its main function is to obtain electrical energy from an external power supply (such as 220V mains electric...[Details]
Microcontroller MCU
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