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“ETC for all citizens” has made ETC a traffic “Internet celebrity” in 2019, and has also made many banks rack their brains to manage ETC cards. After entering 2020, 487 toll-free stations at provin...[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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Touch screen technology has been around for more than 30 years, and people are no longer new to pointing and drawing on the screen. But just when people were tired of the touch screen, the iPhone c...[Details]
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Jiwei.com reported on July 4 (Reporter Zhang Yiqun) Today, Phoenix.com reported that 360's mobile phone business has been suspended and no new products have been released in the past year. In respons...[Details]
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The development of the electric age has driven the continuous expansion of China's battery market. In addition to application scenarios such as consumer electronics and energy storage, with the rap...[Details]
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On July 29, the team of Guo Wanlin, an academician of the Chinese Academy of Sciences and professor of Nanjing University of Aeronautics and Astronautics, proposed the hydrovoltaic effect, which di...[Details]
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A new product from OnePlus has passed the Bluetooth certification (Bluetooth SIG). Surprisingly, this new product is neither a mobile phone nor a headset. The page shows that this new OnePlus p...[Details]
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1. What is LED?
In the PN junction of certain semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the form of light, ...[Details]
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Abstract:
This paper analyzes the data encoding and transmission mechanism of the infrared remote control system, and designs the hardware circuit of the infrared receiving module based on...[Details]
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Whether there is an abnormal signal or not has always been a question. But when our products encounter occasional faults, we will make bold assumptions and suspect this and that. Next, we wish the os...[Details]
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When the designer completes the program development on the MCU, the program needs to be fixed into the program memory inside the MCU. When the program memory of the MCU adopts Flash technology, the...[Details]
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The wave of intelligent technology is becoming more and more turbulent. In recent years, the most talked about thing is smart home, and the smart TV among them is like a sleeping giant awakening,...[Details]
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Environmental monitoring refers to determining the environmental quality (or degree of pollution) and its changing trend by measuring the representative values of factors that affect environmenta...[Details]
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1. Circuit Working Principle
After the power is turned on, due to the differential effect of C3 and R5, CD4017 automatically resets to zero, and the socket is in a power-off state. When a person to...[Details]
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The rapid development of global science and technology
has brought
a wave
of intelligence
to
the automotive industry
, and
intelligent driving
technology has gradually moved f...[Details]
Microcontroller MCU
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