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In the upper left corner of the STC89C52, there are eight eight-segment digital tubes. In the process of controlling the lighting of the digital tubes, only one digit can be lit at a time according t...[Details]
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At present, developed countries have increasingly stringent requirements on the power consumption of electrical products, and have formulated many standard specifications for standby power con...[Details]
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In the past two days, I have studied the DC motor speed regulation based on L298N and STM32. The experimental results are good. The speed of the DC motor can be regulated by adjusting the PWM duty cy...[Details]
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1. Pre-install the EWSTM8 (IAR STM8) software, which is called IAR Embedded Workbench for STMicroelectronics STM8 IDE 2. Download the STM8S standard library. The standard library used here is STM8S...[Details]
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I would like to introduce to you a magical tool that can connect the power analyzer to the CAN bus network, the WT-can communication adapter: iDAQ-WTCAN. It is the small box in the picture below. Wit...[Details]
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This article mainly introduces the hardware design and circuit of the portable meter reading device based on ARM7 LPC2148, and analyzes in detail the design solutions of RS232 interface circuit; infr...[Details]
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State Grid Corporation of China recently fully launched its 2020 market development work. In terms of comprehensive energy services, it will focus on four key business areas to develop the market, ...[Details]
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In recent years, there have been endless cases of AI-empowered robots. However, it is also worth noting that as the amount of data increases exponentially, it also brings considerable challenges to r...[Details]
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CES Asia 2019 came to a successful conclusion on June 13. In this exhibition, the weight of automotive technology continued to increase. As one of the five major themes of the exhibition, automobiles...[Details]
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July 19 news Last year, Microsoft announced the launch of Surface Duo, a dual-screen folding product based on Android and Microsoft Launcher 6. Microsoft did not call it a smartphone, but Surfa...[Details]
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A supercar is more than just a car. It has top-notch power, speed and handling performance, as well as unique design, modern features and luxury quality, which can bring users an unparalleled...[Details]
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According to Jiwei.com, Samsung Electronics' semiconductor business has always been the main engine driving the company's high profitability, but it is currently under increasing pressure. According ...[Details]
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The working principle of the device application circuit is shown in the figure below. It can be used in corridors and stairways as a delayed energy-saving lighting lamp. Before going upstairs, pres...[Details]
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There are four 16-bit data registers AX, BX, CX and DX inside the 8086, which are used to store 16-bit data information or address information; they can also be divided into eight 8-bit registers for...[Details]
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The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that has developed rapid...[Details]