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for(;;) { void* buffer = malloc(SIZE); memset(buffer,SIZE); process(buffer) free buffer; } This is a pseudo code from an intern (I have supervised more than 10 interns, so I have seen ...[Details]
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When using the STM32 library function, sometimes in order to understand a sentence, you need to go through the entire header file to find out what the predefined names in the header file mea...[Details]
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On August 28, the Snapdragon Esports Pioneer Tournament 2023 Autumn Tournament was officially announced. The Snapdragon Esports Pioneer Championship·2023 Autumn Championship was renamed from the "202...[Details]
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//Debug summary: //The obvious problem is that in the write timing and read timing, the PIC MCU writes 1 to the bus by changing the direction to the input direction and pulling up the data line with ...[Details]
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Abstract: This paper
analyzes the common problems in laboratory calibration of current transformer errors: reverse polarity, wrong ratio, secondary open circuit, abnormal error displa...[Details]
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Recently, the rendering of Huawei Watch GT 2 Pro smartwatch was exposed, which is positioned as high-end. It is reported that Huawei Watch GT 2 Pro has at least one classic and one sports versi...[Details]
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On December 30, blogger @i冰宇宙 drew a rendering of the Samsung Galaxy S22. As shown in the picture, the Samsung Galaxy S22 uses a hole-punch straight screen, and the front side achieves a visual ...[Details]
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In recent years, radio frequency microelectronic system (RF MEMS) devices have attracted widespread attention for their small size and low power consumption. In particular, the phase shifters and...[Details]
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1. Research Background
It is a common method to test base station antennas in a microwave darkroom. Due to the limitation of the darkroom size, the far-field test conditions are often not met for a...[Details]
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1 Introduction
Nowadays, when raising aquariums at home or in restaurants, oxygen is usually supplied by oxygen pumps all the time, which wastes both electricity and oxygen. The feeding is don...[Details]
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1. Basis for equipment selection
It is currently impossible to count the exact number of natural environmental factors and induced environmental factors existing on the earth's sur...[Details]
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In order to provide a comfortable driving experience for passengers in three rows of seats in a full-size large crossover vehicle, it is often necessary to add an independent rear air conditionin...[Details]
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On December 15, according to a report from CNET, images captured by Google Earth have covered 98% of the world's human settlements, far ahead of competitors such as Apple. The image originated from...[Details]
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If it is a three-phase AC motor, measure the insulation resistance between the phases and to the ground of the three-phase winding of the motor. If it is a DC motor, measure the motor armature windin...[Details]
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The hydraulic pump is the core component of the hydraulic transmission system. It is responsible for converting mechanical energy into liquid pressure energy and providing power for the entire syst...[Details]
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