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Hotels are places for domestic and foreign tourists to stay, eat, hold various meetings and banquets. Modern hotels are generally multifunctional and comprehensive, integrating catering, accommodat...[Details]
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In the field of OS systems, domestic manufacturers have finally made a breakthrough - ZTE executive Lu Qianhao said that the shipment volume of ZTE's new fulcrum embedded operating system has exceede...[Details]
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1. Introduction
HART, which stands for Highway Addressable Remote Transducer, is the abbreviation of Highway of Addressable Remote Sensors. It was first developed by Rosemount Corporatio...[Details]
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Western Digital's iNAND automotive-grade e.MMC 5.1 embedded flash drives can be used with Renesas Electronics' R-Car automotive SoCs to provide high-performance and wide operating temperature range ...[Details]
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At present, there are three mainstream solutions for mobile phone chargers, namely, integrated PWM controller solution, RCC solution and discrete PWM controller solution. Figure 1 is a typical...[Details]
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In the circuit of transistor or integrated power control, a diode is often connected in parallel at both ends of the relay coil, as shown in the figure. This is because when the current through th...[Details]
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1. Display screen size design There are three important factors when designing the screen size:
(1) The need to display content;
(2) Site space conditions;
(3) Display unit template si...[Details]
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If buildings can be truly intelligent, what kind of earth-shaking changes will it bring to our lives? Imagine if in a commercial building, you can know where people are, where they go, and whether th...[Details]
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Normally, to achieve communication between the HMI device and the V20 inverter, a PLC that supports USS communication or MODBUS communication is required, such as the S7-200 series PLC. The communi...[Details]
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Gartner's 2022 Hype Cycle shows new trends in digital government
Digital government technologies and practices will continue to revolutionize citizen service delivery
...[Details]
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In the monitoring system, the transmission of monitoring images is a crucial link in the whole system. The choice of media and equipment to transmit images and other control signals will directly affe...[Details]
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In August 2024, China's battery market continued to show a rapid growth trend driven by the new energy vehicle industry. This market, which is currently entering the elimination period and of great...[Details]
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There are different circuit
structures
based on different considerations.
Most DC
power
converter circuit structures include input
capacitors
and ...[Details]
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Measuring power supply ripple accurately is an art in itself. In the example shown in Figure 1, a junior engineer used an oscilloscope completely incorrectly. His first mistake was using an oscillo...[Details]
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The true density test of powder refers to the ratio of the mass of powder to its true volume (the true volume does not include the closed pores inside the powder particles). Therefore, the true densi...[Details]