The microcontroller is 5V, but many indicator lights are 24V. Most indicator lights have a current of 10~100MA, and there are usually more than 10 of them. I often use optocouplers + transistors to sw...
With the continuous progress of society, the security industry continues to grow rapidly, and security products have been widely used. Whether it is public utilities, commercial or civilian, security ...
[i=s]This post was last edited by yhyworld on 2019-11-20 16:38[/i]See Figure 1,LM5118 specification, 8.2.1 Design Requirements, minimum load current (CCM operation) = 600mA.
Figure 2 is Figure 19 ment...
[i=s]This post was last edited by btty038 on 2018-11-30 13:37[/i] The above test effect diagram, with further + high voltage frequency,... [b][color=#5E7384]This content is originally created by EEWOR...
A: What medium is used to start the development board when the boot media selection pins are all low? The BT_CFG7 of the board we made is low, and BT_CFG6, 5, and 11 are all high, but the core board s...
A post on Samsung's Mexican website may have accidentally leaked the name of the Galaxy S20 FE iteration, which is named Galaxy S21 FE. This is the first time GalaxyClub has mentioned the name of thi...[Details]
According to foreign media reports, L&T Technology Services announced that it has developed a smart parking solution in collaboration with Intel Corporation. According to the company, the solution us...[Details]
The relationship between magnetic memory detection principle and magnetic leakage
Conventional magnetic flux leakage detection methods (such as magnetic particle testing) use th...[Details]
Recently, the communication transmission equipment of Foshan Nanhai Baotang Energy Storage Station was successfully connected to the Foshan regional network, and various business channels were succ...[Details]
At present, temperature detection and automatic adjustment technology can be applied in many fields in production and life, ranging from environmental temperature monitoring of industrial and mining p...[Details]
Apple published a report titled "Apple Indoor Location Mapping Inventions" describing the use of individual iPhone store apps. The report also states that Apple currently has four other patent-pendin...[Details]
According to 91mobiles, although there is no news about when the Xiaomi Watch Lite will be available in India, the watch has been certified and is expected to be officially launched soon. Howev...[Details]
Google Glass was released last week. Although it was only available for one day, Google still hoped to understand the market demand for its product through this smart glasses product priced at $1,...[Details]
Huatian Technology's 8 billion yuan packaging and testing project in Nanjing may have been put into production. Nanjing Daily previously reported that as of May 14, the under-construction portion of ...[Details]
Use the serial port input to control the brightness of the LED light, so as to achieve the function of interactive communication between the PC and the MAU This function consists of three parts: se...[Details]
1. Communication Measurement Process The measured parameters in communication measurements are roughly divided into two categories (active parameters and passive parameters), and there are two corres...[Details]
Recently, Beijing Bosi Pixel, a supplier of high-end core components in the semiconductor front-end and lithium battery fields, and a provider of high-end industrial cameras, announced the comple...[Details]
Featuring an innovative touchscreen user interface that supports pinch, swipe and zoom operations, the industry's largest high-resolution display, and 4, 6 or 8 FlexChannel™ input channels, the 5 Ser...[Details]
On the evening of March 30, Nanjing University of Science and Technology Optoelectronics released its 2021 annual report, stating that the net profit attributable to the parent company's owners in 2...[Details]
introduction
Atmel's controllers are widely used in engineering practice due to their high integration and convenient online debugging. This article uses the preliminary research of a certain weapo...[Details]
PCB Design
京公网安备 11010802033920号
EEWORLD
