This small application is transferred from the United States. Many of their small applications are closely related to life.The basic application background is this: this American brother raised a grou...
[table=98%,rgb(239, 245, 249)] [tr][td]Has anyone done a project on the STM32 TRF7960 driver for 14443A cards? I have a question. The 430 given on the official website is too messy. It looks like it w...
PCB design considerations 1. Overlapping pads Overlapping pads (except surface mount pads), that is, overlapping holes, will cause drill bits to break and wires to be damaged due to multiple holes in ...
[i=s]This post was last edited by weizhongc on 2015-12-3 13:34[/i] [url=https://bbs.eeworld.com.cn/thread-477418-1-1.html]https://bbs.eeworld.com.cn/thread-477418-1-1.html[/url] Purchase link: [url=ht...
I bought a small network management board for CC2530 and two node boards (both Tinyos and Z_stack data are available) from E-Dave Electronics before. I am trying to sell or exchange them. If you are i...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]
The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
Reference sources are widely used in various analog integrated circuits, mixed-signal integrated circuits and system integrated chips. Their accuracy and stability directly determine the accuracy of t...[Details]
The USB interface design of the digital synthesis sweeper is divided into two parts: hardware and software. The hardware includes the main body of the sweeper and the USB interface. The design uses Ph...[Details]
At present, there are many existing automotive bus standards, among which the CAN bus and J1850 are widely used. These buses all use special data harnesses, and the requirements of the ECU units of...[Details]
Commonly used power management chips for portable products
●Low Dropout Regulators (LDO Linear Regulators)
LDO
VLDO;
●DC/DC Converters based on inductor energy...[Details]
Automotive electronics design must provide more competitive cost advantages under the conditions of multiple design requirements such as performance, reliability, and time to market. This article w...[Details]
Last week, Microsoft's Windows Phone 8 system was launched with great fanfare and attracted much attention from the industry. However, Nokia, the most staunch supporter of Microsoft's Windows Phone sy...[Details]
In production enterprises, fans and pumps are widely used. Their
electricity
consumption and throttling losses of valves, baffles and related equipment, as well as maintenance and repair...[Details]