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This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
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1. Background
The demand for improving data throughput in the Internet, multimedia, and mobile communications is increasing day by day, driving computer and communication technologies to continuously...[Details]
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On July 3, Schaeffler held a ceremony at its Taicang manufacturing base to celebrate the official launch of the new generation of electric cam phase adjustment system (ECP). The new generation syst...[Details]
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For LED driving, the constant current method is better than the constant voltage method. In the circuit proposed in this article, the constant voltage regulator commonly used for LEDs is replaced wit...[Details]
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As we all know, in recent months, the A-share market index has fallen sharply, and the ChiNext Index even hit a new low for the year on the 11th. On April 11, the China Securities Regulatory Commiss...[Details]
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IC Insights will release its latest version of the 2021 McClean Report - "Global Semiconductor Comprehensive Analysis and Forecast" later this month. Part of the new report focuses on specific data o...[Details]
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Designing a good current-to-voltage ( transconductance amplifier ) converter using a voltage feedback amplifier (VFA) is a significant challenge. This article will explore a simple TIA design using...[Details]
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Apple is testing a 9-inch foldable device, but the long-rumored foldable iPhone is unlikely to launch before 2025, according to analyst Ming-Chi Kuo. In a tweet, Kuo said Apple is "actively testing...[Details]
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I'm studying ARM Cortex-M3 recently, and I found a book called "An Definitive Guide to The ARM Cortex-M3" which is considered a classic. This series of study notes is actually the reading notes I made...[Details]
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AnalogicTech today launched the AAT2868 and AAT2869 LED backlight drivers. The AAT2868 and AAT2869 are 1x/1.5x dual-mode, charge pump-based, high-efficiency white LED backlight driver circuits that...[Details]
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When learning each module, usually only the simplest functions are used at the beginning. Here we will give a basic serial port receiving and transmitting driver for STM32F103. To use the serial port,...[Details]
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The power supply is an important component of the computer and is the basis for the normal operation of the computer. Most of today's microcomputers are equipped with ATX power supplies, which are de...[Details]
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The main factors affecting
resistance
or resistivity testing are:
a. Ambient temperature and humidity
The resistance value of general materials decreases with the increase of a...[Details]
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Today’s cars use hundreds to thousands of semiconductors and other components in a variety of applications, such as touch interfaces, onboard chargers, battery management systems, and more.
The...[Details]
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First attempt at low power consumption, using the stm8l chip, using the half-halt mode 1. Regarding wake-up, you can use external interrupts and RTC (different modes of stm8l use different wake-up ...[Details]