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——Promote technological innovation and industrial collaboration simultaneously, and focus on building a prosperous ecology of intelligent connected cars—— On May 25, 2023, "Suzhou High-speed Railw...[Details]
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The circuit
has over
-charging
protection, over-discharging protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
...[Details]
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1. Hardware Solution This design uses a 51 single-chip microcomputer to read the temperature and humidity from the DHT11 temperature and humidity sensor every 2 seconds and display them on the LCD sc...[Details]
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After the previous transplantation, tqimx6q has perfectly supported the network card. Now, let's transplant CAN. In fact, the so-called transplantation here is just to configure DTS so that the kerne...[Details]
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The Internet of Things (IoT) technology, which allows smartphones, home appliances, drones and self-driving vehicles to exchange digital information in real time, requires a strong security solution ...[Details]
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Attention assessment is a relatively complex task, and a recent patent released by BrainCo shows that Flow Technology has implemented an assessment system that uses a smart headband and EEG data to a...[Details]
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As mobile phones, smart phones, portable game consoles, digital cameras, PNDs and other portable electronic products develop towards multi-functions and miniaturization, higher and higher requireme...[Details]
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1. Stepper Motor The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non-overload, the motor's sp...[Details]
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Introduction: This article mainly introduces the hybrid model rotor flux observer, which uses the observation advantages of the current-type flux observer in the low-speed area and the observation ...[Details]
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1. Ground loop problems and ground potential differences in signal transmission There are many reasons why ground loops can occur in instrumentation circuits. Ground loops occur when the transmittin...[Details]
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According to information released by third-party market research firm Counterpoint, OnePlus performed well in the U.S. market in the second quarter, with a 152% increase compared to the same period l...[Details]
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Measuring simple signals Next, we use the DS1000 oscilloscope to observe an unknown signal in the circuit, and quickly display and measure the frequency and peak-to-peak value of the signal. (1) Ra...[Details]
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On the evening of April 30, Star Semiconductor, a well-known domestic IGBT listed company, released its first quarter 2020 performance report. Data showed that its revenue in the first quarter was 13...[Details]
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The MID installed yesterday was not bright enough, especially when watching some video files. The actual measured voltage of the GPF15 output PWM was not enough, only 0.4V, which should be the same...[Details]
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1 Introduction
At present, the multi-microcomputer system composed of single-chip microcomputer and PC through serial interface has been widely used in industrial control, environmental monitor...[Details]
PCB Design
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