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UPD78F0485 gas meter features:
1. LCD display
2. Prepayment function
3. Insufficient gas supply cut-off function
4. Insufficient gas supply and abnormal alarm function
5. Strong magnetic interfer...[Details]
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Abstract: Compared with the traditional inverter, the improved Z-source inverter proposed in this paper can not only reduce the capacitance and inductance, but also effectively reduce the voltage s...[Details]
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At noon on June 9, AMEC issued an announcement stating that the company learned this morning that the U.S. Department of Defense removed Advanced Micro-Fabrication Equipment Inc. (AMEC) (hereinafter ...[Details]
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introduction In recent years, with the rapid development of the economy, the number of vehicles in cities has continued to increase. This has caused a series of problems such as traffic cong...[Details]
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At the Huawei P30 series new product launch conference, Huawei also brought some interesting trendy items, such as cooperative smart glasses. The secret of smart glasses is in the glasses le...[Details]
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In recent years, due to the rapid development of LED technology, the main performance indicators have been greatly improved. At present, the luminous exceeds 200lm/W, and the industrialization le...[Details]
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Intelligent office buildings, intelligent community access control, access control in government offices, medical hospital systems, telecommunication base stations and power supply bureau substations...[Details]
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Recently, Shenzhen Textile stated in an institutional survey that there are three main reasons for the recent softening of panel prices: first, the natural development trend of the panel price cycle,...[Details]
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In a streetlight application, a possible configuration is 80 LEDs in series to create a 300V/0.35A load. When choosing the power topology, the requirements for isolation and power factor correction...[Details]
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As one of the three companies that passed the review of China's Science and Technology Innovation Board for the first time, Tianjue Technology, which has been deeply involved in the industrial field ...[Details]
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software design /********************************************************************* Purpose: Create a MAX485 operation library Target system: Based on STM8 microcontroller Application software: ...[Details]
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/************************************************************************************* * main.c: the main file * NXP -- LPC1768 * * * Author : light ...[Details]
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What is a fuse
A fuse is also called a fuse. The IEC127 standard defines it as a "fuse-link". It is an electrical component installed in a circuit to ensure the safe operation o...[Details]
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The XC7Z020 SoC chip used in the SDS1000X-E has a dual-core ARM Cortex-A9 processor (PS) + an FPGA (PL) based on the Artix-7 architecture. The processor part supports a maximum main frequency of 866 ...[Details]
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A soft starter is an electrical device used to start a motor. It can effectively reduce the current shock when the motor starts, thereby protecting the motor and the power grid. The starting curren...[Details]