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The ELEXCON 2019 Shenzhen International Electronics Exhibition with the theme of "Internet of Things China, Smart Future" was grandly opened at the Shenzhen Convention and Exhibition Center recently....[Details]
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1 Development of UPS power supply equipment
Uninterruptible Power System (UPS) has gone through more than 30 years from the dynamic UPS in the 1960s to the static UPS today. The UPS in...[Details]
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Abstract: Converting multi-byte unsigned binary numbers to BCD codes is widely used in smart meters with microcontrollers as the core. This article introduces a new conversion method and gives t...[Details]
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1. Introduction to I2C Bus 2. Preliminary understanding of I2C bus 3. I2C bus timing I2C communication is divided into the start signal Start, the data transmission part (can be multiple by...[Details]
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Polarity is the electromotive force induced by the primary coil and the secondary coil under the action of the same magnetic flux of the iron core. The end that reaches the high potential at the sa...[Details]
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A new product from OnePlus has passed the Bluetooth certification (Bluetooth SIG). Surprisingly, this new product is neither a mobile phone nor a headset. The page shows that this new OnePlus p...[Details]
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I just finished working on the Freescale smart car. Yesterday, my partner who worked on the car came to me and said that Mr. Wei (former director of our department, I don't know how they met...) asked...[Details]
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1 Introduction
Switching converters usually adopt two control methods: voltage type and current type . Voltage-type controllers only have voltage feedback control, while current-type controllers ...[Details]
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The so-called JTAG is roughly divided into two categories. One is used to test the electrical characteristics of the chip and detect whether there is a problem with the chip; the other is used for De...[Details]
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Qualcomm launches new RF filter technology to enable next-generation 5G and Wi-Fi solutions
Advanced Qualcomm ultraBAW filter technology extends RF portfolio to 7 GHz for 5G and ...[Details]
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introduction
The multi-MCU DC power supply control board includes A/D acquisition and conversion, measurement, display, synchronization, automatic phase sequence determination, phase shift tri...[Details]
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As a new flow measurement instrument, electromagnetic flowmeter helps us measure the flow of water, mud and other products. However, in actual operation, many users will lose the password and have ...[Details]
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1. Design Features
1. Universal AC input
Voltage
Range - One design for universal, accurate and stable constant current input
2. Small size and light weight
...[Details]
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Although Samsung and Google recently announced the merger of Tizen and Wear OS, the two companies have not revealed details about the launch of new wearable devices. However, the former may release ...[Details]
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Qualcomm 7, the "full attendance" at the CIIE, attended the CIIE, showing a new chapter in intelligent computing and ecological cooperation
On November 5, the 7th China International I...[Details]
DIY/Open Source Hardware
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