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;Use C port for keyboard scanning, 7-segment digital tube displays key number, 63 series general register address: 20~7FH, A0~FFH, did not achieve the expected purpose, only using single digit to dis...[Details]
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The Environmental Protection Agency's environmental assessment meeting yesterday approved the expansion plan for the Baoshan site in the Hsinchu Science Park. TSMC will set up a research and developm...[Details]
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According to the current status of the domestic digital TV industry, in addition to the factors of content services and charging mechanism, the development of the user market also requires a cost-effe...[Details]
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1. IO input design skills 01: Resistor or capacitor positions should be reserved on lines that are prone to ESD intrusion, such as key input ports. If necessary, components should be added to enhance...[Details]
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Air-core transformer
Air-core transformer is a practical device that can be abstracted by self-inductance and mutual inductance model. Its model is
Based on the understanding of ...[Details]
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3D depth sensors play a pivotal role in automotive cockpit monitoring systems, helping to create innovative smart cockpits, supporting seamless access to new services, and improving passive safety. T...[Details]
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1. Introduction: (ii) Wiring: 1. Internal structure: The first five digits of positive temperature are 0. The first five digits of negative temperature are 1. A four-digit hexadecimal numb...[Details]
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1. Introduction of bss clearing (why we need to clear bss) Let’s give an example first: #include "s3c2440_soc.h" #include "uart.h" char g_Char = 'A'; //.data char g_Char3 = 'a'; const char g_Char2 ...[Details]
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In recent years, the digital economy has emerged as a new force. Data, as a national basic strategic resource, is called the "diamond mine" of the 21st century. Various regions and industries have ...[Details]
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On August 23, Quectel released its 2021 semi-annual report showing that its operating income in the first half of the year was 1.822 billion yuan, a year-on-year increase of 43.85%; its net profit wa...[Details]
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1. A board has the necessary power supply lines and the necessary simulation download and debug lines (such as J-link for STM32)
2. Install the development environment: keil4 (c51 or ARM series...[Details]
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Keysight helps ZTE complete 5G base station NR NTN verification Terminal emulation and channel emulation solutions help verify 5G NR NTN data connections This successful verification acc...[Details]
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Hybrid electric vehicles (HEV) and electric vehicles (EV) are gaining popularity because they have low (zero) emissions and low maintenance requirements while providing higher efficiency and driving ...[Details]
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A DC-DC converter is an electromechanical device or circuit used to convert a DC voltage from one level to another as required by the circuit. DC-DC converters belong to the family of power convert...[Details]
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From the previous uboot code analysis, we know that the uboot startup has three steps: BL0, BL1, and BL2. Since BL0 is a fixed program provided by the manufacturer, it does not need to be considere...[Details]
Industrial Control Electronics
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