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My Journey into Embedded Linux mainly describes and summarizes each step I took in learning embedded Linux. First, it summarizes my experience, and second, it hopes to provide convenience for friends...[Details]
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Teledyne e2v launches industry's smallest 2 and 1.5 megapixel CMOS sensors featuring low noise global shutter pixels
New CMOS sensor from Teledyne e2v features low noise global shutt...[Details]
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1. The DC bus voltage is too high or too low
(1) Fault phenomenon: The central audio signal "alarm bell" sounds; the DC bus fault light sign is on; the DC bus voltage indication deviates from the...[Details]
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Tip 1 Avoid Measurement Errors Caused by Connections, Test Leads, and DMM Wiring The easiest way to eliminate errors caused by wiring is to make a null measurement. For DC voltage or resistance measu...[Details]
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18B20 Temperature LCD Display Program #include AT89X51.H //Device configuration file #include intrins.h sbit LCM_RS=P3^3; //Pin definition sbit LCM_RW=P3^4; //Pin definition sbit LCM_EN=P3^5; //P...[Details]
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On April 15, Li Shufu, chairman of Geely Holding Group, confirmed in a live broadcast that Geely is producing coronavirus-proof cars. Sitting in a Geely car is as safe as wearing a 3M mask, and the p...[Details]
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Recently, due to work needs, I am preparing to make an offline downloader for AT89S5X. The initial consideration is to use AT89S52 as the host and write the target code into AT24C64 through the s...[Details]
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The 2020 Fortune Global 500 list is announced! Mainland Chinese companies have achieved a historic leap: this year, the number of companies from mainland China (including Hong Kong) has reached 124, ...[Details]
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Abstract: According to the survey, the infusion speed and volume in large, medium and small hospitals and their subordinate community health centers, clinics and other medical institutions in my count...[Details]
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Specific implementation functions The system consists of DS18B20 temperature sensor + MQ-2 smoke sensor + HC-SR501 human infrared module + SIM800C GSM module + LCD1602 display. (1) It can detect am...[Details]
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On July 6, Apple disclosed five new patent applications related to car audio systems. These five patent applications include innovations in multiple aspects such as headrests, doors, mobile phones, a...[Details]
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In many examples in ARM tutorials, there are such words: VICVectCntl0 = 0X2E; Why can the EINT0 channel be assigned to IRQ Slot0? VICVectCntl1 = 0X2F; What slot is it assigned to? Many tutorials al...[Details]
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At 23:50 on November 28, Zhoukou Yongming Energy Storage Power Station successfully delivered electricity. This is the first new energy storage project in Henan Province that has been successfully ...[Details]
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Wireless technology is an important part of modern communications, and more and more users and applications require more bandwidth. 5G networks are now in full swing, which has greatly promoted the d...[Details]
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Abstract: This article uses BYD's patents to understand electric vehicles, on-board chargers and their overcurrent protection circuits. The on-board charger includes an AC/DC converter and a DC/DC ...[Details]