I posted a post about chronos before. A friend of mine has a white version of Chronos. I would like to ask a few questions: 1. How do I buy the white version? 2. Is the white version 433MHz? 3. Can th...
[i=s]This post was last edited by RF-刘海石 on 2020-5-24 12:02[/i]Finally, the project was completed and is being tested by the customer. This project lasted for 4 months. It started in mid-December last...
The company is going to make a device recently. The CPU uses stm32f072c8t6 and is charged via USB. Now there is a problem: how to detect when the USB port of the device is connected to a PC or a charg...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
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]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[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]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[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 Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[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]
As the global leader in virtual instrument technology, NI provided customers with more than 6,000,000 virtual instrument measurement devices in 2004 alone. For 25 years, engineers have used virtual...[Details]