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Oscilloscope current probes generally have higher input impedance to reduce the impact on the circuit under test. So you will see a 1M ohm resistor or similar circuit behind the probe BNC connecto...[Details]
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On August 20, according to the official website of the Ministry of Industry and Information Technology, on the 20th, the Ministry of Industry and Information Technology released the completion of the...[Details]
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1. Stepper Motor Picture 2. Introduction to stepper motor The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement...[Details]
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In process control, the PID controller that controls according to the proportion (P), integral (I) and differential (D) of the deviation is the most widely used automatic controller. It has the adv...[Details]
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1. First, correctly select the voltage level of the clamp-type ammeter, check whether its insulation is good, whether it is damaged, whether the pointer swings flexibly, and whether the jaws are rust...[Details]
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1. Structure of a single-chip embedded system A single-chip embedded system generally consists of two parts: hardware and software. The hardware part is divided into a single-chip control chip (i.e...[Details]
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On June 7, Elli, a brand of the Volkswagen Group, announced a major product innovation for charging electric vehicles: the new Elli Charger 2. The product features a wide range of services, signifi...[Details]
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1 Introduction In the design and debugging process of automatic control systems, sine waves, triangle waves and square waves of different frequencies are often used as signal sources, and their app...[Details]
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Using a combination of hardware and software to reduce the BLDC motor inverter sleep mode power consumption to less than 10mW, and expand the output power to 1 horsepower applications
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Many designers have incorporated codecs into their microcontroller-based embedded system designs to provide high-fidelity audio. But before doing so, they must figure out how to tune the audio code...[Details]
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Idea: The external audio signal passes through the 51 single-chip microcomputer, performs spectrum analysis in the single-chip microcomputer, and displays the results on the LCD (12864 or 1602)
Requi...[Details]
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Consumers generally have many requirements for the cellular phones they purchase, and long talk time and long standby time are obviously the two most important ones. Although current 2G cellul...[Details]
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Experience summary: Analysis of the cause of MSP430F147 crash when the power supply is unstable and reset frequently.
In my system, I need to deal with the situation where the power supply is extreme...[Details]
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1. Overview
BL9148 is a CMOS large-scale integrated circuit. It uses infrared rays for transmission, so it can be controlled from a distance. It is a typical transmitting chip widely us...[Details]
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On November 6, Tianma Microelectronics held the 2024 Tianma Microelectronics Global Innovation Conference in Xiamen, and released new technologies in the fields of Micro-LED, OLED, technology platf...[Details]
Test/Measurement
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