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The key detection method handles the comparison of different events. All keys are taken as an example with RC4 of PIC16F505 as input port.
Method 1:
Void scan()
{
if(RC4==0)
{
Delay(50); ...[Details]
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Previously, the OneDrive app on iOS has been uploading your photos in JPG format. Microsoft has now announced that it will start uploading photos in HEIF format instead of JPG format starting this mo...[Details]
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Vehicle License Plate Recognition (VLPR) is a technology that can detect vehicles traveling at high speeds on the road and automatically extract the information of the vehicle license plate (inclu...[Details]
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Industry analysts agree that the future development trend of systems is mobility, "green" energy saving, and the integration of more sensors in terminal devices. This development trend requires analo...[Details]
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On January 20, Youyan New Materials released its 2020 annual performance announcement, expecting to achieve a net profit attributable to shareholders of the listed company of 160 million yuan to 190 ...[Details]
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When it comes to Bosch's automotive technology, the most common ones are probably Bosch's ninth-generation ABS anti-lock braking system, Bosch's 9.0 version ESP electronic body stability system, ...[Details]
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To realize the timing function of the 80C51 microcontroller, a more convenient way is to use the timer/counter inside the microcontroller. Below we will explain the 80C51 microcontroller timer/counte...[Details]
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On the 10th, the reporter learned from the School of Metallurgy and Energy Engineering of Kunming University of Science and Technology that the team of Professor Hua Yixin of the school has made im...[Details]
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LTC4310 is an isolated bidirectional I2C
bus
communication device. Each device can encode the I2C logic state into a signal and transmit it to another device through the insulation layer. T...[Details]
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Speech recognition is an important technical means of human-computer interaction. According to actual needs and application scenarios, speech recognition can be divided into isolated word recogni...[Details]
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The 2021 Huawei Intelligent Automotive Solutions Ecosystem Forum is themed "Sharing the Ecosystem and Creating the Future Together", bringing together multiple partners from the automotive industry e...[Details]
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Exceptions and interrupts An exception is when some abnormal situation occurs during the program running (USER mode), and an interrupt is a kind of abnormal situation. Correspondence between patter...[Details]
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1. In the usart.h file, add the following code: #if 1 #pragma import(__use_no_semihosting) //Support functions required by the standard library struct __FILE { int han...[Details]
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Development and implementation of virtual oscilloscope based on USB interface
In order to overcome some shortcomings in the application of virtual oscilloscopes, a new bus interface st...[Details]
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1 Introduction From the perspective of nonlinear dynamics, the switching converter is a strongly nonlinear time-varying dynamic system, so there are a variety of nonlinear phenomena, including var...[Details]
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