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The appearance of ordinary infrared LED is similar to that of ordinary visible light LED, but it emits infrared light. Its tube voltage is generally about 1.4V, and the operating current is general...[Details]
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Method of measuring ground resistance with multimeter The ground resistance was tested with a multimeter in different soil types, and the data measured by the multimeter was compared with the dat...[Details]
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I am currently working on ultrasonic ranging, using the NOT gate + CX20106A solution. The transmitting part is driven by the NOT gate, as follows:
(Original file name: ultrasonic transmitting circui...[Details]
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Attach a small piece of code: void LCD_init(void) { // Generate a low level pulse to reset LCD //LCD_RST = 0; GPIO_WriteLow(LCD_PORTG, LCD_RST); delay_1us(); //LCD_RST = 1; GPIO_WriteHigh(LCD_PORTG, ...[Details]
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1. Can a fixed combustible gas detector be made into a two-wire wiring method?
No, the two-wire signal and power supply share one wire, and the maximum working current provided is 20ma,...[Details]
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Today, no one should deny that electric vehicles will be the future trend of the automotive industry. Faced with the huge charging pile market, the swarm of companies is overwhelming. Charging pile...[Details]
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Xiaomi Youpin has warmed up the upcoming crowdfunding of the Huami watch. The new product is equipped with a 3D curved screen, which should be the Amazfit X released last year. According t...[Details]
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On July 3, Faurecia announced that it had officially acquired Canadian startup IRYStec Software Inc. (hereinafter referred to as "IRYStec") to further expand its layout of the "cockpit of the future....[Details]
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As global energy and environmental issues continue to emerge, the development of new energy vehicles has become an inevitable trend for the world to achieve energy security and environmental protecti...[Details]
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According to news on March 8, Ford Motor Co. applied for a new patent to deal with people who don’t pay their car loans. The patent document was submitted to the US Patent Office in August 2021, but ...[Details]
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This certification accelerates the development of commercial ultra-wideband accessories for iPhone and Apple Watch
BEIJING, China – July 26, 2022 – Qorvo®, a leading provider of inno...[Details]
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In the latest OTA version 2019.20.4.5, Tesla released a new "Standby Mode" to further launch the enhanced summoning mode, allowing car owners to summon their vehicles faster in the parking lot. ...[Details]
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Capacitive coupled device (CCD) is a new type of semiconductor photoelectric imaging device developed in the early 1970s. Due to its low signal output noise, large dynamic range, high quantum efficien...[Details]
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This article is based on the mini2440 development board, and the Linux version number is: linux-2.6.32.2 1.IIC bus device hardware information #define S3C2410_PA_IIC (0x54000000) static struct ...[Details]
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0 Introduction
There are many methods for testing the stability of general power supplies. In the development of the 220 kV field emission gun transmission electron microscope, the stability of...[Details]