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Many custom-configured iMacs, Mac Pros, and MacBook Pros are experiencing longer than usual delivery expectations in the U.S. Apple Online Store. The reason for the longer delivery times has not b...[Details]
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On August 13, 21 Data News Lab released the latest list of China's top 100 cities by GDP. In the first half of the year, Shanghai ranked first with a total economic output of 1,640.99 billion yuan....[Details]
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C51's XTAL1, XTAL2 external power supply experience:
1. XTAL1 XTAL2 is connected to a parallel resonant clock circuit consisting of two capacitors and a crystal oscillator.
C1, C2 are 30pF, crystal...[Details]
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Suppose we design a
voltage
follower operational amplifier
circuit
, the output waveform is as shown in the figure below. The parasitic inductance and
capacitance
may c...[Details]
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GaN
LEDs
have been a huge success. They have created a multi-billion dollar market and are now used in a wide range of applications, including
mobile
phone
displays
and ...[Details]
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The anti-lost personal positioning system is developed using GPS/GSM technology. The system is used to search and protect lost children or mentally retarded elderly people. The system uses GPS posi...[Details]
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The camera is fixed, look up and down to guide the movement
1.
Nonlinear correction of the camera
Use the calibration plate for nonlinear correction
2.
Calibrate
the ...[Details]
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Infineon Technologies AG and eleQtron GmbH, a quantum computing (QC) pioneer company located in Siegen, North Rhine-Westphalia, Germany, recently announced that they will jointly Development of an i...[Details]
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Abstract: This paper introduces the design of base drive circuit for high power transistor (GTR), analyzes the requirements and design method of base drive circuit, and gives a practical drive ci...[Details]
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For the first time, researchers from the Autonomous University of Barcelona and the Barcelona Institute of Materials Science have introduced wireless technology into a magnetic device. They immersed ...[Details]
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.section .vectors, "ax", %progbits .L__vectors_start: W(b) vector_rst W(b) vector_und W(ldr) pc, .L__vectors_start + 0x1000 W(b) vector_pabt W(b) vector_dabt ...[Details]
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At present, there are still many "power blank areas" in some remote mountainous areas, islands and other places far away from cities in my country where there is no electricity or the power supply ...[Details]
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The rapid development of new energy vehicles, communication equipment and other industrial chains has led to a surge in demand for power semiconductors, especially the third-generation power semicond...[Details]
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Active signals and passive signals are relative to current signals. If the sensor device has an independent working power supply, the current signal transmitted by the sensor is an active signal; f...[Details]
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The skateboard chassis has gained a lot of attention due to its scalable design, which can be used for both large and small vehicles. However, it comes with mechanical, thermal and electrical probl...[Details]
Embedded System
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