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My programming environment is vmware + fedora9, the ARM target board is ATMEL 9G45, LINUX kernel 2.6.30, the GPRS module is TELIT's GC864-DUAL-V2, and the 3-wire serial port connection is used (TXD RX...[Details]
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CD4047 500W 12V 220V Inverter Circuit can convert 12V DC to 220V AC. 4047 is used to generate square wave. The basic formula is P=VI between input and output of transformer, input power=output powe...[Details]
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Digital control systems can bring many advantages to designers, such as the ability to perform advanced calculations and reduce costs. Therefore, when implementing a digital motor control system, t...[Details]
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On July 30, Huawei announced its performance in the first half of this year at its Shenzhen headquarters. According to Liang Hua, chairman of Huawei, Huawei's sales revenue in the first half of this ...[Details]
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PATEO Internet of Vehicles was awarded the title of "2021-2022 (Fifth) China IC Unicorn" and stood out among more than 300 participating companies with its unique leading position in the field of int...[Details]
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On December 12, Foxconn Technology Park in Zhengzhou began recruiting workers at a rare time when the off-season is approaching, indicating that the iPhone will meet the peak demand during the Lunar...[Details]
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The pressure calibrator is a portable professional pressure calibrator that can measure pressure, current, voltage, temperature, switch, time, etc. The output parameter of the power adapter is: DC1...[Details]
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In this increasingly complex and highly "involved" era, in order to quickly respond to customer needs, Harting China has announced that it will shorten the local product delivery cycle - mainly in...[Details]
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Recently, the official website of Hefei Development and Reform Commission released the "Emergency Plan for Large-Scale Power Outages in Hefei" and solicited public opinions.
The Hefei Municipa...[Details]
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Recently, there have been rumors in the market that the price of LED invisible light products will increase next year. In response to this, Shi Yugeng, a spokesperson for LED manufacturer Everlight, ...[Details]
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Apple’s “5V and 1A” charging head, which has remained unchanged for many years, is finally saying goodbye. Recently, Tianfeng International analyst Ming-Chi Kuo released a latest research report po...[Details]
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Hyde Acoustics uses Rohde & Schwarz CMX500 to accelerate 5G NR voice service (VoNR) testing
Voice and audio analysis expert Hyde Acoustics has decided to use
Rohde & Sc...[Details]
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1 Introduction
Real-time knowledge of underground gas concentration is an important factor in coal mine safety production. Due to the increase in coal mining depth and scale, it is difficult f...[Details]
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MediaTek's new wireless networking system-on-chip Genio 130A (MT7933) integrates a microcontroller (MCU), Wi-Fi6, Bluetooth and a power management unit (PMU). Genio 130A adopts a highly integrated ...[Details]
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1. Years of experience have taught us that normal changes in the i-angle of the level are not covered by the warranty. 2. The reason for the change in the i-angle of the level is the structure of the...[Details]