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On December 4, a seminar on ubiquitous power Internet of Things and industrial chain modernization was held in Beijing. Experts from relevant government departments, universities, and enterprises s...[Details]
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With the rapid development of electronic technology, electronic equipment is also developing towards functional integration and miniaturization, which brings us many conveniences, but the electromagn...[Details]
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Blogger @Digital Chat Station revealed that Xiaomi is developing a new phone that uses a 144Hz LCD display and uses the MediaTek Dimensity 1000+ chip. Previously at the MediaTek Dimensity 10...[Details]
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1. Working principle of the double-touch lighting circuit: The double-touch lighting switch circuit is shown in Figure 22. VS and VD7 form a switch circuit. When a person touches the M1 (open) ele...[Details]
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Audi plans to launch a "traffic light assistance system" in Europe to achieve intelligent connectivity between vehicles and infrastructure (V2I). Audi said that starting from July this year, new Audi...[Details]
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1 Introduction
Bluetooth is a wireless personal area network (WPAN) technology, which is adopted by IEEE as 802.15.1. It has a very broad application prospect. Bluetooth version 1.2 (standard ...[Details]
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1. Initialization function GPIO_Init(GPIOB, GPIO_Pin_3, GPIO_Mode_In_FL_IT); EXTI_SetPinSensitivity(GPIO_Pin_3, EXTI_Trigger_Falling); //Error, will be explained below 2. Interrupt function INT...[Details]
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1. Experimental Tasks
To move a single light left and right, the hardware circuit is shown in Figure 4.4.1. The eight light-emitting diodes L1-L8 are respectively connected to the P1.0-P1.7 interfa...[Details]
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Preface As time goes by, the microcontrollers in the hands of geeks have changed from the old 51 and PIC to AVR and STM32. Various convenient development tools have also appeared, such as the once po...[Details]
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Installation of electric single seat regulating valve
1. Installation and use If the regulating valve is not installed in accordance with the requirements and fails, it will cause huge waste. ...[Details]
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In the audio and video live broadcast system, cloud servers lower the threshold for hardware access. In the process of building a cloud server, there are many issues that can be avoided by understa...[Details]
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The working principle of ultrasonic level meter is that the high-frequency ultrasonic pulse emitted by the transducer (probe) is reflected back when it encounters the surface of the measured medium, ...[Details]
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1 Introduction Temperature is a basic thermodynamic parameter, and its measurement and control are widely used and of great significance in production, life and scientific research, such as m...[Details]
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If nickel-cadmium batteries are not fully discharged during use, a memory effect will occur, that is, the power will decrease each time they are charged, until they are unusable. To eliminate this ...[Details]
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Simple classification of ARM registers: Figure 1-1:
Figure 1-1
There are 37 32-bit registers in the ARM microprocessor, including 31 general registers and 6 status registers. Howeve...[Details]