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1 Introduction
The basic working principle of PWM switching voltage or current stabilization power supply is that when the input voltage changes, the internal parameters change, and the external lo...[Details]
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Abstract: Embedded systems require fast responses to exceptions and interrupt handlers. This paper analyzes the characteristics of exception handling under the ARM architecture, proposes an eff...[Details]
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Generally speaking, compared with traditional single-chip microcomputers, AVR has made great improvements in terms of structure, functional components, performance and reliability in addition to bein...[Details]
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In terms of the cost of LED backlight and traditional CCFL backlight, now that LED backlight technology has become mainstream, it has been recognized by consumers for its advantages such as no merc...[Details]
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This article briefly introduces the concepts related to the CAN bus, communication protocols and other knowledge, and uses the bxCAN peripheral that comes with STM32 to perform CAN bus programming ex...[Details]
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The gateway device uses 220V AC power supply, and the power module directly uses a stable brand switching power supply. The switching power supply outputs 5V voltage to supply the power demand of t...[Details]
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1 Introduction
Electronic Article Surveillance (
EAS
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is a security and anti-theft device commonly used in supermarkets. Its principle is that the transmitting circuit generates a ...[Details]
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Ferrite Magnetic Amplifier in Flyback Power Supply For a dual-output flyback supply that provides real power on both outputs (5 V 2 A and 12 V 3 A, both regulated to ± 5%) , the voltage reaches 12 V...[Details]
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Development board and emulator connection: Create a new project: 1- Start IAR and select Project- Create New Projects… 2-Select C 3- Then select the path and specify the file name...[Details]
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There are multiple 3D sensor solutions to implement depth perception systems, including stereo vision cameras, LiDAR, and TOF (time of flight) cameras. Each option has its pros and cons...[Details]
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According to Taiwan media Commercial Times, Malaysia has implemented a lockdown to contain the COVID-19 outbreak, which has caused microcontroller (MCU) prices to rise again. Legal sources pointed ou...[Details]
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Have you ever had a power board failure? Have you ever had an output or input failure? Have you ever lost a program?
Maybe you have only encountered a broken PLC output point once in more than...[Details]
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Recently, I have been doing CAN field bus experiments on the STM32 experimental board. I have only done serial communication on STC51 before. In comparison, I found that CAN bus is quite complicated. ...[Details]
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According to Reuters, Aeva and Denso said they would work together to bring key sensors for autonomous driving to the "mass market." Aeva, a maker of lidar sensors founded by two former Apple enginee...[Details]
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Therefore, we instruct students to use JPT-7 module to run GPS application in arm-Linux. Nand Flash space is too small, and the board used often cannot burn the root file system. So we decide to us...[Details]
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