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On September 7, Tesla CEO Elon Musk hopes to sell 20 million electric vehicles per year by 2030. The secret lies in groundbreaking new battery technology, which will help cut battery costs in half. H...[Details]
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BH1750FVI is a device based on IIC protocol, the microcontroller is STC89C52, the crystal oscillator is 11.0592MHZ, and the display part is LCD1602 LCD screen. Different working environments require a...[Details]
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Digital is a high-performance oscilloscope manufactured by a series of technologies such as data acquisition, A/D conversion, and software programming. Digital oscilloscopes generally support multi-l...[Details]
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This article introduces in detail the transplantation of uC/GUI into ARM core S3C44B0X. Practice has proved that uC/GUI has good real-time performance and stability as well as broad application pro...[Details]
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Using traditional mercury or alcohol thermometers to measure temperature not only takes a long time to measure, is inconvenient to read, and has a single function, it can no longer meet people's requ...[Details]
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Let’s first answer a previous question: If the pin is not configured as an output and a high level is written, what will happen if an LED is connected? The experimental result is that the LED light...[Details]
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The function of the ST stack register is to save the PC value at the breakpoint when an interrupt or subroutine call occurs, so that the original program can continue to execute when the interrupt or...[Details]
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First, modify the device descriptor based on the previous mouse #include "usbdesc.h" //USB standard device descriptor const U8 USB_DeviceDescriptor = { USB_DEVICE_DESC_SIZE, //bLength field. ...[Details]
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As products become more complex, the requirements for measurement accuracy and reliability are also rising. Due to space limitations, I will use this article in three parts to introduce the correct w...[Details]
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When repairing or rewinding the three-phase winding of a three-phase asynchronous motor, the six lead wires must be distinguished at the head and tail, otherwise they cannot be correctly wired in the...[Details]
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I was recently debugging a balancing car and found the source code for the DC motor encoder on the Internet. Looking at the STM32 user manual, you can see the following configuration and pictures...[Details]
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Contents The valve and electromagnetic flowmeter integrated device of the present invention relates to the field of electromagnetic flowmeters, and in particular to the field of flow measurement and ...[Details]
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The electric drive system mainly consists of three parts: motor, motor control unit and reducer:
Most of the time, user needs determine the direction of product technology evolutio...[Details]
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The query mode debugging program of PIC16F877 microcontroller timer 0 is as follows:
#include pic.h
#define uchar unsigned char
#define uint unsigned int
__CONFIG(0x3B31);
void init(void)...[Details]
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Data acquisition and its Fourier analysis are important links and basic means of signal processing. It is well known that when using FFT technology to perform spectrum analysis on signals, its a...[Details]
Automotive Electronics
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