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After the PCB board was proofed, it was found that the TXD and RXD of serial port 1 were not cross-connected with the TXD and RXD of CH340, which made serial port 1 unusable. So we made the best of a...[Details]
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Developing smartphone chipsets is a time-consuming process. Samsung is reportedly using artificial intelligence to design Exynos chipsets, which will be used in the next generation of smartphones fro...[Details]
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In 2019, State Grid Hebei Electric Power Co., Ltd. strictly implemented the requirements of the State Grid Infrastructure Department on the progress of project construction, strengthened the contro...[Details]
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There are only a few ways to measure liquid level in industry: 1. Submersion type; 2. Ultrasonic; 3. Radar; 4. Pressure transformer type; Each of the above forms has its own advantages: 1. Let's ta...[Details]
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Recently, everyone has complained about the iPhone 11 Pro's rear triple camera, but now it seems that Apple intends to continue on this path. According to reports, Apple will launch an iPad Pro with ...[Details]
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The difference between Xunwei iTOP-4412 development board and iTOP-4418 development board is compared. The two development boards can be widely used in industrial control, smart home, medica...[Details]
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1. Check the schematic diagram to determine the IO port that needs to be controlled
Open the schematic diagram and confirm that the IO ports that need to be controlled are GPF4, GPF5...[Details]
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Development Environment:
System:
Ubuntu
10.04.4
Board: micro2440
Compiler: arm-linux-gcc-4.3.2
For details on setting up the development environment, see Ubuntu 10.04.4 ...[Details]
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Problem Description: 1. Previously, I created a stm8 project A and used the stm8 library function to perform online single-step debugging. 2. Later, there is another project B. I forgot whether i...[Details]
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The method of using a clamp ammeter to distinguish which phase of the low-voltage circuit is leaking is as follows: At the distribution transformer, disconnect the neutral line on the outlet side o...[Details]
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GOTO The program jumps unconditionally to the specified address
Syntax: GOTO m
Operand: m is the target address specified by an 11-bit immediate value
Execution time: 2 instruction cycles
Imple...[Details]
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This article introduces the use of 51 series single-chip microcomputer as the control unit, the digital-to-analog converter DAC0832 to output the reference voltage, and the reference voltage to contro...[Details]
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According to foreign media reports, Ford Motor Company has applied to the US Patent and Trademark Office (USPTO) for a patent for an in-vehicle hearing detection system. Image source: USPTO Fo...[Details]
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LED packaging is a method of connecting a die to a heat dissipation substrate through wire bonding, eutectic or flip chip packaging technology to form an LED chip , and then fixing the chip on a ...[Details]
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The matching problem of servo motors is a complex and important issue, involving many aspects such as motor selection, control strategy, and load characteristics.
Basic principles of serv...[Details]
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