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Chapter 5 Keil C51 Library Function Reference
One of the important manifestations of C51's powerful functions and high efficiency is its rich library functions that can be called directly. Using libr...[Details]
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Qorvo®, Inc. (Nasdaq: QRVO), a leading provider of RF solutions for mobile, infrastructure and aerospace & defense applications, today announced that its Qorvo RF Fusion 5G chipset has won the 2020 G...[Details]
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What is the difference between hifi speakers and ordinary speakers?
There are several main differences between HiFi (High Fidelity) speakers and ordinary speakers:
1. Sound quality perfor...[Details]
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While nighttime construction has many benefits for road users, such as reduced disruption and diversions, worker safety is severely compromised due to poor visibility and fatigue. Highway constructio...[Details]
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This Design Idea uses the large operating voltage range of an octal CMOS buffer to present a simple eight-bit two-quadrant multiplying digital-to-analog converter (DAC) consisting of the buffer/line ...[Details]
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After the RF signal is input to the attenuator, it is divided into two paths and input to the high and low bands respectively. In the low band, the signal with a frequency of 9kHz to 2.95GHz is switc...[Details]
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IGBT
The current module system of new energy vehicles is composed of many parts, such as batteries, VCU, BSM, motors, etc., but these are relatively mature products. Domestic and foreign modul...[Details]
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Foreign media Motherboard recently reported that a security researcher with the ID "MG" has created a special Lightning data cable that allows hackers to remotely access your computer. Lightning data...[Details]
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According to Gasgoo, high-precision positioning company Daoyuan Technology has achieved monthly deliveries of more than 70,000 sets of products in recent months, and will maintain this trend in the...[Details]
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1. Program memory On-chip program memory Off-chip program memory 2. Data memory On-chip RAM 128B Off-chip RAM max64KB 3. Special function registers (SFR) 4. Bit memory ...[Details]
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Compared with other light sources, high-power LEDs will have serious heat dissipation problems, mainly because LEDs do not dissipate heat through infrared radiation. Generally speaking, 75% to 85...[Details]
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I still don’t quite understand it. I copied a lot, but I don’t know if it’s correct. Anyway, the driver is now recognized. Kernel: linux4.19.222 Compiler: gcc-7.5.0 Let me post a picture first. ...[Details]
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Canada's Globe and Mail published an exclusive interview with Huawei founder Ren Zhengfei. The head of Huawei revealed in the interview that the company plans to move its research and development ...[Details]
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On January 9, the Jiangxi Provincial Energy Bureau issued the Jiangxi Province New Energy Storage Development Plan (2024-2030). By 2025 and 2030, the city will strive to achieve a new energy storag...[Details]
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Solution 4 is implemented by a monolithic integrated chip AD620, as shown in Figure 4. Its feature is a simple circuit structure: an AD620, a gain setting resistor Rg, and an external working po...[Details]
Real-time operating system RTOS
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