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Core Tip : The thin design of smartphones makes the touch panel controller susceptible to noise interference from the display. To solve this problem, touch chip developers have begun to improve the t...[Details]
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This is the third article in the mini2440 driver analysis series. This article is divided into three parts. The first part talks about hardware knowledge, including the principle of touch screen and h...[Details]
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1. Connection
loss
and its solution
1.1 Connection loss
Optical fiber
splicing loss mainly includes three types: inherent loss caused by intrinsic factors of...[Details]
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introduction
Philips recently launched its first controller based on ARM core, LPC210X. However, due to the fact that the external bus of LPC210X is not open, it is impossible to expand me...[Details]
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Overview
AD7671 is a 16-bit successive approximation high-speed and high-precision digital-to-analog converter with a sampling rate of 1MSPS. It is powered by a single 5V power supply and ...[Details]
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0 Preface Signal denoising is one of the classic problems in the field of signal processing. Traditional denoising methods mainly include linear filtering methods and nonlinear filtering methods. W...[Details]
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Electronic ballast circuit for fluorescent lamps and energy-saving lamps made by MR9830
MR9830 can be used as an electronic ballast for fluorescent lamps and energy-saving lamps. The specific circu...[Details]
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Dutch technology blog LetsGoDigital has just exposed a patent for a folding screen smartwatch from OPPO, which features the ability to easily double the display area and use it as a smartphone. As le...[Details]
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Optocoupler relay is an electronic component that uses the principle of photoelectric conversion to achieve electrical isolation. Its working principle is to convert the electrical signal at the in...[Details]
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FIG1 is a block diagram of a peak current controlled CCM flyback PFC converter. The controller includes a multiplier and voltage and current comparators.
Figure 1 Schematic diagram of a peak cu...[Details]
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Timer 2 timer overflow interrupt is enabled TIM2_ITConfig( TIM2_IT_UPDATE, ENABLE); The interrupt function entry is in the stm8s_it.c file, the function name is INTERRUPT_HANDLER(TIM2_UPD_OVR_BRK...[Details]
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The 2023 German International Automobile and Smart Mobility Expo (hereinafter referred to as IAA MOBILITY) was successfully held in Munich from September 5th to 10th. Nearly 750 exhibitors from 38 co...[Details]
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On December 28, 2020, the Zhejiang Securities Regulatory Bureau disclosed that Hangzhou Jinghua Microelectronics Co., Ltd. (hereinafter referred to as "Jinghua Micro") had completed the tutoring regi...[Details]
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From September 16 to 22, 2024, IAA TRANSPORTATION 2024 was grandly held in Hannover, Germany. Hesai Technology, a world-leading LiDAR R&D and manufacturing company, made a strong debut with its new...[Details]
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With the development of AI technology, AI and the wearable device industry are becoming more and more integrated, including Bluetooth chips, algorithms, applications and other upstream and downstre...[Details]