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On November 1, Guangdong Energy Group's 20MW new energy storage system demonstration project (hereinafter referred to as the "new energy storage system demonstration project") was connected to the ...[Details]
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Audio communication between ARM and VC I wrote an MFC program for audio communication under VC. The main process is to first call the function waveInOpen() to open the recording device, then call wave...[Details]
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In the past decade, China has developed toroidal transformers from scratch. So far, it has formed a considerable production scale. In addition to meeting domestic demand, it is also exported in large...[Details]
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1. Voltages below 36V are safe voltages. When measuring DC higher than 36V or AC 25V, check whether the test leads are in reliable contact, correctly connected, and well insulated to avoid electric sh...[Details]
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#include pic.h #define two RC0 #define wei RC1 __CONFIG (0X3B31); bit AD_FLAG; const char dua_table = { 0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90 }; const char ddua_table = { 0x...[Details]
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Schmitt circuit widely used for waveform shaping
Function of the circuit
The Schmitt trigger circuit is a comparator that performs positive feedback from the output to the ...[Details]
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According to Yole Developpement, the global RF front-end (RFFE) market will reach US$4.3 billion in 2026, with a compound annual growth rate of 10% from 2021 to 2026. The market for RFFE equipment ...[Details]
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Noise, which consists of small random voltages, can be difficult to measure, and the noise of the lab instrument itself further complicates the measurement problem. Specialized techniques are often us...[Details]
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System version: Ubuntu18.04-64 Compiler version: gcc version 7.4.0 (Ubuntu/Linaro 7.4.0-1ubuntu1~18.04.1) uboot version: 2018.07-linux4sam_6.0 Board model: at91sama5d3x-xplained MCU model: sa...[Details]
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In digital circuit experiments, several instruments and meters are needed to observe experimental phenomena and results. Commonly used electronic measuring instruments include multimeters, logic pens,...[Details]
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Windows 10 20H2 HLK-W806-V1.0-KIT WM_SDK_W806_v0.6.0 Cited from "W80X_MCU_Quick Start V0.2", "W806 MCU Chip Specification V2.0" Introduction The W806 chip is a secure MCU chip. The chip ...[Details]
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Delay functions are widely used in STM32. Let's explain in detail how to use the delay function. This article mainly introduces the use of SysTick timer to experiment system delay: Principle introduc...[Details]
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Abstract: This article introduces the working principles of various types of ADCs and their respective advantages and disadvantages, and points out the development and application prospects of A...[Details]
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Note: The .axf or .elf files generated by keil are executable image files. IAP - User Program issues that need attention To set the interrupt vector properly, assuming that the starting address of th...[Details]
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Central topics: Oscilloscope sampling, sampling rate Oscilloscope sampling mode Oscilloscope storage, storage depth Solution: Real-time sampling is used to capture non-repetitive or single-shot signa...[Details]
PCB Design
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