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In recent years, embedded technology has developed rapidly. Highly integrated processors with single-chip microcomputers and dedicated embedded ARM as the core have emerged and have been widely used i...[Details]
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Overview
Offering a small footprint and high light output, white LEDs (WLEDs) provide an ideal backlight solution for small color displays in cellular phones and other portable devices. WLEDs,...[Details]
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The research on LED display screen uses a screen of 8×8 dot matrix display, focusing on dynamic processing methods. Due to the limitations of the display screen, only English and numbers can be dis...[Details]
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In daily life and work, we have to check some small components, such as the quality of judgment. But do you know how to measure whether the capacitance is normal? Today I will teach you several ways ...[Details]
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#include reg51.h
#include intrins.h
#include"DS1302.h"
#include"KEY.h"
#include"IIC.H"
#define uchar unsigned char
#define uint unsigned int
#define LEDIO P0
#define LEDCHIP P2
sbit BEEP=P3^7;
/***...[Details]
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RS485 is half-duplex communication (2-wire) The DE and RE of the SP3485 chip are short-circuited together and connected to the PG3 of the STM32F1 chip. The PG3 pin can be used to control the tra...[Details]
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Nikkei Asian Review reported that on June 25, the National Artificial Intelligence Security Commission, an independent U.S. government agency, released "The Role of Artificial Intelligence Technology...[Details]
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Recently, when I was using the stm32f4-discovery board, I accidentally encountered the problem of st-link no target connected. It was working normally before, but suddenly this problem popped up. I t...[Details]
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The work of the ARM hardware boot program generally includes:
1. Allocate interrupt vector table;
2. Initialize the memory system;
3. Initialize the stack in each working mode;
...[Details]
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The article in PDF format is as follows: http://www.21ic.com/download/openfile.asp?id=452%26;amp;filename=http://www.21ic.com/custom/ni/instrupedia/ni_jc/ DAQ_Value_WP.pdf...[Details]
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According to DigiTimes, the first version of Apple's self-developed 5G modem (also known as baseband) does not support millimeter wave technology. This means that Apple may continue to rely on its ...[Details]
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Let's look at some of the specific causes of signal degradation in current digital designs. Why are these problems so much more prevalent now than in years past? The answer is speed. In the “old da...[Details]
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(1) Send the signal to be measured to the vertical input terminal of the oscilloscope. (2) Determine the polarity of the DC voltage. Set the oscilloscope's input coupling switch to the "GND" positi...[Details]
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1 Definition of Battery Management System (BMS) The safe operating area of lithium-ion batteries is shown in Figure 1. The main task of BMS is to ensure the design performance of the battery syste...[Details]
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In early January 2010, the "Freescale Charging Bar" technical symposium demonstrated and discussed the complete solution for automotive instruments. The forum attracted many engineers, experts, s...[Details]
Microcontroller MCU
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