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Over the past decade, my country's independently developed Beidou chip technology has been reduced from 90nm to 28nm, with its size continuously reduced and its performance continuously improved, and...[Details]
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Taking Philips' SJA1000 as an example, this paper introduces the characteristics of the CAN fieldbus, the functions and structure of the controller, and the basic content of the CAN2.0B bus protoco...[Details]
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The firmware library of STM32 is quite complete, and the API provided can fully meet the needs of general projects. People who have just switched from 51 MCU to STM32 will definitely be scared by suc...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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#include "typedef.h" #include msp430g2553.h #include "TemDHT11.h" #ifndef _DHT11_TYPE #define _DHT11_TYPE //Connection port #define DHT11_Dir P2DIR #define DHT11_In P2IN #define DHT11_Out P2OUT #defi...[Details]
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introduction Parametric Acoustic Array is an acoustic emission device that utilizes the nonlinear characteristics of the medium and uses two high-frequency initial waves propagating in the same direc...[Details]
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When PT740-3A measures DC or AC current, the measured object does not need to open the circuit. The current clamp can be used with a multimeter or oscilloscope. The current clamp can measure DC cur...[Details]
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The myth of LiDAR
continues.
On May 20, RoboSense released its first quarter financial report, with sales of 116,000 automotive LiDARs in the first quarter, a year-on-year increase...[Details]
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LED chips are a key component of LED products. In the past two years, the LED chip industry has been in a slump due to overcapacity and the continuous decline in the price of LED chips for general li...[Details]
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Last week, the Wall Street Journal published an article titled "How AMD handed the keys to its chip kingdom to China?", which directly pointed the finger at AMD. In February 2016, AMD reportedly reac...[Details]
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As the saying goes, the higher you praise someone, the harder he falls. The rise of technology stocks in the US stock market is amazing, and once they adjust, the decline is not low. Tesla is one of ...[Details]
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1. Preliminary understanding of serial communication UART serial communication is the most commonly used communication technology for microcontrollers, and is usually used for communication between m...[Details]
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If you are an auto technician, vehicle technician or auto mechanic, you may find this cheap yet powerful car battery charger circuit very handy as it can be used to charge all types of car and moto...[Details]
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1. Phenomenon: All LEDs flash.
Problem: Poor contact.
Solution: Re-fix or reconnect the loose parts.
2. Phenomenon: LED is dim.
Problem:
1. The LED polarity is reversed.
...[Details]
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Since the advent of the first transistor in 1947, semiconductor technology has been developing rapidly. Now it still maintains a strong development momentum and continues to move forward in the direc...[Details]