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Recently, Huawei has taken another step forward in the field of smart audio and launched its second smart speaker product after the Huawei AI Speaker - Huawei AI Speaker mini. Compared with the Huawe...[Details]
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1. Motor speed
The motor speed is successfully obtained in the machinery factory. When connecting the serial port, connect the four wires of VCC, RXD, TXD and GND, including VCC-8, GND-9, RXD-10 and ...[Details]
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The test method for the total power of a three-phase system is different from that of a single-phase system. Generally, we use a multi-channel power meter or power analyzer to test it. At the same ti...[Details]
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According to Reuters, the Netherlands Authority for Consumers and Markets (ACM) has fined Apple 5 million euros (about 36.5 million yuan) for the third consecutive week for allegedly failing to ...[Details]
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On October 10, Hangzhou Silan Microelectronics Co., Ltd. added a new overseas investment enterprise - Shanghai Chaofeng Technology Co., Ltd. Image source: Qichacha Shanghai Chaofeng Technology Co.,...[Details]
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Early this morning, in addition to iOS 14.8 and iPadOS 14.8, Apple also released the official version update of watchOS 7.6.2 (internal version number 18U80). Apple said this update provides impo...[Details]
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In overseas markets, one of the "bottlenecks" in the development of e-commerce is logistics and distribution. For well-known reasons, distribution is a difficult problem for areas with low populatio...[Details]
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1. Experimental Purpose By controlling the two LED lights DS0 and DS1 on the Battleship STM32 development board to flash alternately, a marquee-like effect can be achieved. 2. Introduction to STM3...[Details]
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1. Project introduction A digital thermometer is an electronic measuring instrument widely used in daily life and industry. It is used to detect ambient temperature and convert it into a digital sign...[Details]
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In the previous article, MCU ADC sampling algorithm --- average sampling method, the use of average sampling method was analyzed. The average sampling method in the previous article continuously samp...[Details]
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Libertine FPE in the UK is developing a linear free piston generator that is tailored for hybrid vehicles, especially extended-range electric vehicles.
The new Libertine FPE linear generato...[Details]
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Compared with Version 1.0, the control module for the needle arm stepper motor and the time the needle arm stays at the bottom has been added. The speed of the needle arm lifting and falling or the t...[Details]
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The latest report released by market research firm IDC shows that the tablet computer and smartphone market in Taiwan in 2020 will be affected by the new coronavirus epidemic, and the total market vo...[Details]
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In the era of digital economy, technological innovation based on information technology is becoming an emerging force driving industrial development. Benefiting from the new round of scientific and i...[Details]
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PT100 temperature sensor is a commonly used temperature measurement device with the characteristics of high precision, high stability and high reliability. This article will introduce the working p...[Details]