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Introduction "Integrated circuits are not something that can be developed everywhere. I once went to a place where the local leader said, we have made up our minds to develop integrated circuits and ...[Details]
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Hardware Implementation Principle
According to certain regulations of the competition, this paper designs the hardware principle block diagram shown in Figure 1. The infrared sensor uses a row of 1...[Details]
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Digital oscilloscopes are high-performance oscilloscopes manufactured by a series of technologies such as data acquisition, A/D conversion, and software programming. Digital oscilloscopes generally s...[Details]
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There are many schemes for simultaneous voice and data transmission. Most of these schemes digitize the voice signal first, and then transmit it in a package together with external data after compres...[Details]
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When the inverter needs a brake resistor
The preparation of variable frequency drive (VFD) brake resistor is mainly to consume part of the energy on the DC bus capacitor through the brake resi...[Details]
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Circuit Function and Advantages
The circuit shown in Figure 1 is a single-supply, low power, window detector with programmable upper and lower limits. This type of circuit can be used to gener...[Details]
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I. Introduction The basic concept of interruption: 1. There are a maximum of 32 interrupt requests in ARM 2. 16 vector IRQ interrupts (VIC interrupt numbers for 16 vector interrupts have been defined...[Details]
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In recent years, with the in-depth promotion of electrification, intelligence, sharing and networking, the development of the Internet of Vehicles has been accelerating. Therefore, driven by the thre...[Details]
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Shares of Semiconductor Manufacturing International Corporation, China's largest contract chipmaker, plunged on Thursday after two U.S. lawmakers called on the White House to further restrict export ...[Details]
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Arrival Selects Ambarella AI Vision Processor for Autonomous Driving and ADAS Functionality
On June 30, 2021, Ambarella, Inc. (hereinafter referred to as Ambarella, a semiconductor m...[Details]
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A colleague encountered such a problem:
In the assembly code compiled by eVC, I saw the following statements:
mov r2, #0xFF, 28 and orr r2, r2, #0xB.
The result is r2 = #0xffb.
He tried to optim...[Details]
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As a beginner, correct use is the most basic skill. With the development of technology, more and more electronic practitioners use digital multimeters. This article mainly explains how to use digital...[Details]
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1. Circuit The attached figure is a schematic diagram of the circuit for controlling digital display by AT90S8515 (only the circuit for the interface with the digital tube is drawn in the figure, and...[Details]
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HTC has rolled out a firmware update for its latest VIVE Focus 3 that significantly improves its hand tracking capabilities. HTC says firmware version 3.0.999.284 significantly improves the p...[Details]
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As electronic products continue to miniaturize and integrate functions, the limitations of traditional discrete logic devices are becoming increasingly apparent. Texas Instruments (TI) recently rel...[Details]