I recently went shopping and found that there were more beautiful women wearing masks. Is it because they have been staying at home for a long time and their aesthetic standards have improved, or is t...
What values should be set for Bluetooth output power, receiving sensitivity, resolution, TX transmitting current, RX receiving current, and data rate to achieve better performance?...
[i=s]This post was last edited by Hurricane_csz on 2021-12-29 14:21[/i]Does anyone know the size of a USB interface? The kind that directly places the four signals (Vbus, GND, U+, U-) on the PCB?...
[size=4]Let's start with the official schematic, which is quite detailed. [/size] [size=4][/size] [size=4] [/size] [size=4][/size] [size=4] [/size] [size=4]The circuit is basically the same as the off...
I drew a CC1101 transceiver board a while ago, but it was not successful. Finally, I found that the 27nH inductor was soldered into 27uH, which eventually led to failure.
Now after the replacement, it...
The circuit diagram of a 5 W universal input constant voltage/constant current (CV/CC) charger power supply uses the LinkSwitch-II series product LNK-616PG from Power Integrations. This design is suit...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
Since the beginning of this year, Chengde Vanadium Titanium Company has insisted on taking benefits as the center, focusing on reducing costs and expenses, continuously deepening labor competition, fu...[Details]
With the launch of China's first commercial autonomous driving line in Wuhan CBD, Wuhan has taken the lead in taking a key step in the commercial application of driverless cars. Autonomous driving is...[Details]
The PCI-SIG organization officially announced that it has established a new Optical Workgroup to study the possibility of introducing an optical transmission interface for the PCIe specification, w...[Details]
Contents The invention relates to a Coriolis mass flowmeter, in particular to an ultra-micro-bend Coriolis mass flowmeter, belonging to the field of flow metering instruments and meters, and is used ...[Details]
As the integrated circuit manufacturing process moves down to 3nm, the voice that Moore's Law is approaching the physical limit has become the mainstream in the industry. So how will integrated circu...[Details]
Recently, Chongqing Xiaokang Industrial Group Co., Ltd. and Huawei Terminal Co., Ltd. held a signing ceremony for a memorandum of cooperation in Shenzhen. According to Chongqing Morning Post, the t...[Details]
As detailed in a regulatory filing in February, Apple's senior vice president of retail, Angela Ahrendts, will leave the company today, with April 15th, local time in the United States, being her las...[Details]
1 Introduction The auxiliary power system of electric locomotive is an important part of the locomotive. It is responsible for the power supply of various devices except the main circuit of the lo...[Details]
1. According to the definition of IEC, a backup UPS is a device that supplies power to the load from the mains when the mains is normal, and when the mains fails, the battery pack provides energy and ...[Details]
introduction
Modern logistics systems have entered the stage of informatization. The informatization distribution system has an important impact on informatization logistics. The informatizatio...[Details]
Variable information board and variable speed limit sign
As important information release of intelligent transportation system, variable information board and variable speed limit sign are co...[Details]
The digital insulation resistance tester adopts an embedded industrial single-chip real-time operating system, combining digital analog pointers with digital segment code displays. This series of met...[Details]
Stepper motors can achieve finer step angle control through a drive method called "microstepping." This article explains how it works.
Stepper Motors: Microstepping Drive Principles
...[Details]
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