Software packages and components in Keil MDK development tool Version 5 : https://training.eeworld.com.cn/course/2206This tutorial video introduces the software packages and components in the ARM Keil...
:Mad:[font=微软雅黑][size=3]PI InnoSwitch-EP is a highly integrated offline constant voltage/constant current (CV/CC) flyback switcher IC: it integrates MOSFET, synchronous rectification and feedback func...
[i=s]This post was last edited by Digital Leaf on 2021-5-16 21:18[/i]When I was chatting with nmg before, I mentioned that this board already supports irda infrared communication, but I checked it thr...
[i=s]This post was last edited by Tobey on 2017-5-7 12:56[/i] Conditions: STM32F407 KEIL5.20 RA8875 STemwin532 Phenomenon: Directly using RA8875 to drive screen refresh and line drawing are all normal...
RegisterDirection register PxDIRspecifies the IO port output/input, 0: input 1: output
PxDIR = BIT0;PxDIR = 0x01; //The two forms are equivalent, define Px.0 as output;the output register PxOUTspecifi...
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]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[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]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Embedded System
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