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As a "new" NVM technology, MRAM has the non-volatility of flash memory, which is close to SRAM. At the same time, it is not inferior to DRAM in capacity density and service life, and its energy consu...[Details]
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The MC9S12DG128 (hereinafter referred to as DG128) used in this Smart Car Invitational is an enhanced 16-bit microcontroller in the S12 series of microcontrollers launched by Freescale. It has rich...[Details]
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The 51 MCU 16X32LED dot matrix display screen consists of a MCU minimum system, a row drive circuit 74HC154, and a column drive circuit 74HC595, which can display Chinese characters and numbers. The ...[Details]
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Manufacturers of CMOS integrated circuits (CMOS ICs) and battery-powered products need to measure the quiescent (or "standby") supply current for production test quality verification. The process of ...[Details]
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Speakers and crossovers
It is selected according to the frequency range of the tweeter and the frequency range of the woofer. When the tweeter and woofer units are combined, in order to make t...[Details]
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Storage development and common technologies: In the late 1990s, digital video surveillance based on digital signal processing (DSP) gradually became popular, and various encoding and decoding technol...[Details]
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Microwave filters are simple to build but complex to understand. They perform a basic function in a system: block some signals and pass others. But this function can be achieved in many different w...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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I finally had time to update recently. I spent a few days to make a little thing. Although there are many ways to implement it circulating on the Internet, I have never tried it. While I have time, I...[Details]
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Huawei ADS 2.0 debuts Although the Shanghai Auto Show has not officially kicked off, today Huawei has warmed up for this year's auto event through the release of a series of new products. Jus...[Details]
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Introduction: NRF24L01 is a wireless communication chip produced by NORDIC. It uses FSK modulation and integrates NORDIC's own Enhanced Short Burst protocol. It can realize point-to-point or 1 to 6 w...[Details]
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1. Replace the DCD vPortSVCHandler //Kernel SVC interrupt DCD DebugMon_Handler ; DCD SVC_Handler ; DCD DebugMon_Handler DCD xPortPendSVHandler //Kernel PendSV...[Details]
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ARM bare board is under development: Can the C language program be run as soon as the development board is powered on? Answer: No, ATPCS (arm and thumb program calling specifications) uses the resour...[Details]
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In the control system of MCS-51 microcontroller, its four parallel 8-bit input and output ports P0 to P3 are often used by us. In parallel port programming learning, "marquee" is a typical example of...[Details]
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The power supply circuit refers to the circuit design, circuit form and characteristics of the power supply part that provides power to the electrical equipment. Power supplies include AC power sup...[Details]