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// Tips: k1k2k3k4 are respectively: hours, minutes, seconds adjustment function. Timing time display function. k5k6 are respectively used to set the second time to 0:01:00, enable or disable the alarm...[Details]
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Use the sprintf() function to convert it into a string and send it out I have used sprint several times in a recent project. This function is very powerful. It is a great tool for converting to str...[Details]
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Most simple circuits for measuring reactive components cover a limited range of component values. The circuit presented in this article is made up of only a few inexpensive components, but it can meas...[Details]
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The national finals of the "2019 National University Student Internet of Things Design Competition" (hereinafter referred to as the "Internet of Things Design Competition"), hosted by the Higher Educ...[Details]
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On December 17, the European Commission released the 2020 EU Industrial Research and Development Scoreboard, a scoreboard on EU industrial R&D investment. This is the 16th consecutive year that the E...[Details]
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Speed Regulation Method of Three-phase Asynchronous Motor
There are several speed regulation methods for three-phase asynchronous motors:
Frequency conversion speed regulation: Use the ...[Details]
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There are several ways to implement the 2-hour delay function in STM32: 1. Use the delay function You can use the delay function provided by STM32 to implement the delay function. The delay function ...[Details]
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On February 12, Beijing time, Chinese athlete Gao Tingyu won the gold medal in the men's 500m speed skating event at the Beijing Winter Olympics with a time of 34.32 seconds, breaking the Olympic rec...[Details]
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This paper briefly introduces the design and software implementation of the milk cleaning machine control system with PLC as the field control unit. The system has high reliability and strong versatil...[Details]
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l Introduction
The main problem of water supply in water tower is that the water level in the tower should always be kept within a certain range to avoid the occurrence of "empty tower" and "overflo...[Details]
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Advantech is pleased to announce the launch of two new single-board computers, the MIO-5154 (3.5-inch form factor) and the MIO-2364 (Pico-ITX form factor), powered by Intel Atom x7000E-series, N-...[Details]
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1. Prepare a STC89C52 minimum system board 2. Burn the code (burn the code first and then connect the wires to prevent the code from being unable to be downloaded after connecting the wires) 3. ...[Details]
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Intel recently released a white paper on the role of reverse logistics in the reengineering of the life cycle of technology products. The white paper shows that teams from Intel's Global Supply Chain...[Details]
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Ultrasonic level meters are widely used in industrial production (such as sewage pools, water conservancy and hydrology, industrial wastewater, etc.) for non-contact continuous level measurement in...[Details]
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Here is a detection method for repairing inductor coils: First, check whether the inductor coil is cracked, whether the coil is loose or displaced, and whether the pins are secure; secondly, check w...[Details]