1. First of all, I want to ask if the north test signal can be directly added to the corresponding pin? ? This is the port configuration: P1DIR &=~BIT1; //p1.1 input P1SEL|=BIT1; //P1.1 //Capture exte...
The main application scenarios of short-range wireless products come from the emerging Internet of Things. The application scenarios of the Internet of Things are diverse, and various short-range wire...
I want to write a soft keyboard (with its own UI, the layout of the keyboard is similar to that of a normal keyboard) that can input English and Chinese characters using Pinyin. English is simple beca...
[i=s]This post was last edited by liyajun99 on 2018-1-2 22:22[/i] This is an encrypted file. I would like to ask for your help. It would be ok if you could give me a method to understand it....
When I was writing a 2812 program, I had to use an array in bytes, so I defined it as follows, and there was no problem on MC68332 and other microcontrollers.typedef unsigned char BYTE;typedef unsigne...
Recently, the development boards in the trial activities of NXP development boards all have Arduino hardware interfaces. It is found that the netizens who tried them seldom pay attention to and share ...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[Details]
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
Preface
Sleep apnea is a very common sleep breathing disease. According to research, about 24% of adult men and 9% of adult women, or more than 2 million people, suffer from this disease ...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]
With the continuous development of the national economy, the application of variable frequency speed regulation devices is becoming more and more extensive. How to break the monopoly of foreign produc...[Details]
Focus shift problem
Visible light and infrared light have different wavelengths, so the imaging focus is not on the same plane, which results in a clear image under visible light condition...[Details]
As AC induction motors become the preferred choice for industrial motors, the need to reduce power consumption in all aspects of the design continues to emerge, so improving the efficiency of these...[Details]
Intelligent video analysis system is the development direction of monitoring. This technology is not far away from us. The 1,300 channels of the Qinghai-Tibet Railway use video analysis to protect ...[Details]
1 Introduction
The compression (tension) machine is a machine used to test the strength of building materials and certain products. It is divided into two types according to the working mo...[Details]
For electronic products, especially consumer products, the ultimate challenge of user interface design is how to transform complex user control actions into an intuitive, convenient and productive ...[Details]
In the new generation of automotive exterior mirrors, the number of built-in functions has increased significantly: side retro-reflectors or turn signals/flashlights, door exterior lights, defroste...[Details]
Current-pressure sensors (often called I/P) are often used in situations where electrical signals are used to control pneumatic valves. These sensors, which can convert standard electrical signals int...[Details]
Microcontroller MCU
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