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(I) First, you need to establish a cross-compilation environment
a) First build a cross-compilation environment
i. Unzip arm-linux-gcc-4.4.3.tar.gz into an empty folder
#tar zvxf arm...[Details]
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A communication inverter (communication inverter power source) is a circuit structure device that converts DC to AC, and is an electrical equipment used in conjunction with communication systems, e...[Details]
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question:
How to use Wi-Fi and other home devices during a power outage?
Answer:
A car battery can be used as a backup power s...[Details]
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The transmission converts the engine torque and speed into the traction and speed required by the car, and can meet the change of rotation direction required to make the car move forward or backward. ...[Details]
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The main uses of the ohm range of a digital multimeter are to measure the resistance of motor windings, whether the wires are broken, whether the plugs are connected, etc. The number 1 means that the...[Details]
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Functional Description
NS4158 is a 5W high-efficiency mono digital audio amplifier with anti-distortion function, ultra-low EMI, no filter required. The unique anti-distortion function can det...[Details]
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China Energy Storage Network:
Recently, the U.S. Department of Energy (DOE) announced that it would allocate $1.55 billion in funding under the Inflation Reduction Act to accelerate ongoing...[Details]
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1 Introduction
As a semi-controlled power semiconductor device, the basic function of thyristor is to rectify, regulate and chop the voltage to meet the actual needs. At present, thyristor rec...[Details]
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Affected by the global epidemic, mainland China adopted the most stringent lockdown strategy in February. Subsequently, the overseas epidemic began to explode in March, and the global smartphone indu...[Details]
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If the systems around us could detect and react to changes in their environment, it would undoubtedly revolutionize our lives. A wireless sensor network is a system where a number of distributed se...[Details]
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The CoreChi D9 processor is an automotive-grade industrial application chip that integrates 4xARM Cortex-A55 high-performance CPUs and 2xARM Cortex-R5 DCLS real-time CPUs, and contains 3D GPU and...[Details]
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On March 16, Shenzhen Textile released its performance report stating that in 2021, the company achieved operating income of 2.293 billion yuan, a year-on-year increase of 8.76%; the net profit attri...[Details]
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In
circuit
design, we are generally concerned about the quality of signals, but sometimes we tend to limit our research to signal lines and
treat
power
and ground as ideal situations...[Details]
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Electromagnetic compatibility (EMC) refers to the ability of a device or system to operate in accordance with requirements in its electromagnetic environment and not to produce intolerable electromag...[Details]
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The serial port of the 51 MCU is a full-duplex serial port. It can receive data while sending data. When the serial transmission is completed, the flag bit TI will be set to 1. Similarly, when the da...[Details]
MCU
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