I'm using 28335 to control a permanent magnet synchronous motor. When I run build 1 and build 2, the motor starts vibrating. I'd like to ask the experts what the reason is. Is it because the initial p...
The importance of electromagnetic compatibility needs no further explanation. This book is a translation of the classic "Printed Circuit Board Design Techniques for EMC Compliance". It is in tradition...
For example, if a display meter receives a 4-20MA current signal from a transmitter, can several meters be connected in series for display?
Personally, I think that if the instrument is current driven...
I applied for MM's F103 development board and made a J1939 module. I used the CAN pins of PA11/PA12. The relevant pin configuration in the official SDK is shown in the figurePlease shield the breakpoi...
Porting the graphics library to drive TFT LCD (ILI9325) under 9B96
It is displayed now, but the displayed controls seem to be out of range?
Modified
#if ! defined(PORTRAIT)! defined(PORTRAIT_FLIP)\ ! ...
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
Currently, there are huge differences in market analysis statistics for high-brightness LEDs (light-emitting diodes). Despite the divergence of forecasts, one trend is clear: the high-brightness (H...[Details]
After being widely adopted in applications such as backlighting of portable products with small and medium-sized screens, light-emitting diodes (LEDs) have entered the field of general lighting in ...[Details]
"Where am I? Where am I going? Where is he/she? How far is he/she from me?..." Do you often have such questions like me? In fact, who can deny that these are questions that we often think about, ev...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
Biometric authentication technology replaces the traditional methods of using keys, ID cards, passwords, etc. for personal identification, and can be widely used in access management in bank...[Details]
As process nodes and die sizes continue to shrink, the number of consumer electronic products using flip-chip packaged IC devices is increasing. However, flip-chip packaging manufacturing rules hav...[Details]
As an environmentally friendly and energy-saving solution, LED lighting has found its place in a wide range of applications such as cars, homes, office buildings, hotels, airports and street lamps....[Details]
Part 1 Current status of electricity metering in various places
Current status of electricity metering
a) Power companies still mainly use mechanical energy meters and low-cost e...[Details]
The ADSP-TS101-based high-speed signal processing system adopts an integrated system design. The hardware part introduces the design method of signal integrity analysis to design high-speed digital ci...[Details]
introduction
In an increasingly information-based society, computers and networks have fully penetrated into daily life. For individuals, what is needed is not just documents placed on the...[Details]
introduction
With the development of communication systems, communications are required to have higher transmission reliability and stronger anti-interference capabilities. In the process ...[Details]
Today's mobile phones and other portable devices are becoming smaller and thinner, while integrating more and more new functions or features, such as large-size displays, high-resolution camera mod...[Details]