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Recently, when communicating with a customer, I learned that the customer needs to count the number of positive and negative pulses of the signal shown in Figure 1. Figure 1 The customer needs to ...[Details]
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1. Technical requirements At a certain intersection, as shown in the figure below, a traffic light signal controller is designed to direct the passage of traffic vehicles. Requirements are as follows...[Details]
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The loss of goods has undoubtedly increased the burden on enterprises. For this reason, the anti-theft alarm industry was born. Loss prevention has gradually been taken seriously by domestic busine...[Details]
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Abstract: A fully automatic solar water heater controller is designed. The system uses a low-power, high-performance RISC microcontroller AVR as the core of the control circuit to monitor water tem...[Details]
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At the beginning of 2019, 5G (fifth-generation mobile communication technology) is no longer limited to the capital market where red and green lines intersect. In the real testing ground, the ...[Details]
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Winter is coming, and the human body can release static electricity of up to tens of thousands of volts . The year-end project is also coming to an end. Don't burn out the motherboard because your ...[Details]
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The following debugging method is from AVR Studio 4. I have tried to translate it for accurate understanding. Please correct me if there are any inaccuracies:
Auto Step
It can execute i...[Details]
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The Boost and Buck circuits can be cascaded to form a Cuk circuit. The combination process is shown in the figure. It can be seen from the circuit conversion process in the figure that after the Bo...[Details]
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Preface: These problems are what I encountered in my work before. Later I felt that I needed to summarize them. My memory is not good, so I marked myself here.
1. Trigger method
The external interr...[Details]
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Brushless DC Motor Control System
Brushless DC motor (BLDC) is also known as electronic commutation motor. Compared with traditional brushed motor, its internal rotor is changed from wire wind...[Details]
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introduction
As system bandwidth continues to increase, designers have optimized memory technology for higher speed and performance. The next generation of double data rate (DDR) SDRAM chi...[Details]
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The process of writing programs in Keil is to create a project-- save the project-- create files-- add files to the project-- write the program-- compile-- download the program. #include sbit LED =...[Details]
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For all mid-range PIC microcontrollers, the top four pins (RB7~RB4) of the PORTB port can generate an interrupt when the input level changes from high to low or from low to high when set to input m...[Details]
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The milling machine is a CNC milling machine that uses a small tool and a high-power high-speed spindle motor. It can not only process small materials with a small tool, but also mill large workpie...[Details]
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Currently, for many popular mobile phones (especially flip phones), the color LCD, OLED display or camera module CMOS sensor and other components of the mobile phone are connected to the baseband con...[Details]
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