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Embedded technology is widely used in information appliances, consumer electronics, switches, robots and other products. Unlike general computer technology, the computer in the embedded system is pla...[Details]
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PB4 is a JTAG pin by default and is set in pull-up mode, so it cannot be directly used as a normal IO port to pull low. It can be reused as a SWD download method, so PB4 can be "saved" 1 (RCC_APB2...[Details]
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What? Apple is also going to use a purely visual autonomous driving solution? Tesla's biggest rival is actually Apple, a company of the same origin? Recently, there has been new progress in Apple's...[Details]
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Ultrasonic
sensor
uses sound wave media to detect the object to be detected in a non-contact and wear-free manner. Ultrasonic sensors can detect transparent or colored objects, metal or n...[Details]
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GSM is a relatively mature and perfect communication system. It can provide short messages, voice, data transmission and other services. Among them, the transmission of short messages is an import...[Details]
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There are roughly the following types of photography subjects involved in our travels: landscape, humanities, and portraits. Traveling is not for photography. No one wants to carry a lot of equipment...[Details]
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Inverter company ABB has been selected to supply more than forty-five of its ULTRA central inverters for the second largest solar power plant in South America.
According to the company, these ...[Details]
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This is a very simple LED flash light with only three components: the flash IC LM3909, the LED indicator, and the electrolytic capacitor.
The power supply voltage is 1.5V, so it can be p...[Details]
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On February 16, the "Robots into Clusters - Han's Robots into Dongguan" event held by Han's
Robotics
, the Robotics Professional Committee of the China Electronic Commerce Association, t...[Details]
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According to a report by foreign media Futurecar on November 11, researchers at Pennsylvania State University have discovered a new technology that can fully charge electric vehicle batteries in 1...[Details]
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Apple has made another innovative application attack, and recently applied for a new patent from the U.S. Patent and Trademark Office. In the future, Apple MacBook laptops will add two more touch pan...[Details]
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First, the location of the STM32 official firmware library in Keil is:
.h file in \Keil\ARM\INC\ST\STM32F10x
.c file in \Keil\ARM\RV31\LIB\ST\STM32F10x
To use the official firmware libra...[Details]
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C8051FC40 expansion PM23L08 expansion circuit
There are already mature examples of single-chip microcomputer expansion of serial ports, which will not be listed in this article. The following is on...[Details]
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ARM image file
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1. Structure of ELF format file
1.1 Image file components
**An image file consists of one or more domains
**Eac...[Details]
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The frequency converter is an electrical device used to control the speed of an AC motor. It achieves speed control of the motor by changing the frequency and amplitude of the input power. In pract...[Details]