LS26

1 Introduction The input circuit of the switching power supply mostly adopts a rectifier plus capacitor filter circuit. At the moment of closing the input circuit, since the initial voltage on...[Details]

In the process of the CPU running according to the instructions step by step (main program), there may be other more urgent things that need to be done (interrupt service routine), which requires the...[Details]

OFweek Cup 2022 China Robot Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]

In the previous chapter, we added nor and nand boot, and uboot booted as shown below: The Flash: *** failed *** above is the code in the second stage function board_init_r() of uboot. The code is a...[Details]

Freescale Semiconductor and Tongji University jointly launched a reference design for automotive window lift systems on August 30. Based on the S12 MagniV S12VR64 mixed-signal microcontroller, th...[Details]

Abstract: This paper designs an 8K smart camera based on Hi3559. The main control adopts HiSilicon Hi3559AV100 and the sensor adopts OmniVision OV48C40. The 8K smart camera and 8K ultra-high-defini...[Details]

1. Circuit working principle The circuit principle is shown in Figure 18. When there is no light, the resistance of the photoresistor RG is very large (more than 1MΩ), the voltage of the 2nd an...[Details]

Some people think that the success of OPPO and vivo today is related to Duan Yongping's remote control behind the scenes. Duan Yongping denied these people's views on Xueqiu, saying: "I have never re...[Details]

1. Overview of Multi-Sensor Fusion Requirements Mapping and positioning: Perceiving one’s own state; Environmental perception: Perceiving external state Depending on...[Details]

Tesla has updated its Supercharger billing policy. When charging, car owners may also have to pay for other electricity costs, such as HVAC (heating, ventilation and air conditioning) systems and bat...[Details]

  Preface      The scope and concept of the embedded world are extremely broad, ranging from ASIC to MCU. ASIC is a technology with great potential and innovation. Although its design is very expensi...[Details]

Not long ago, Panasonic launched a new standard zoom lens, the Panasonic LEICA DG VARIO-SUMMILUX 10-25mm / F1.7 ASPH. This lens can present a beautiful defocus effect and is very expressive. This is ...[Details]

1.25MW occupies a smaller area of ​​only 3 square meters; a 100MW power station can save about 4 million yuan in investment; it adopts three-level technology and has an efficiency of over 99%... Th...[Details]

　　Here we introduce a BTL power amplifier circuit that does not require debugging, has high fidelity and low cost. You can choose the final power amplifier integrated circuit according to your own si...[Details]

CAN (Controller Area Network) is a communication protocol used in the automotive and industrial automation fields. It has high reliability, real-time performance and flexibility, and is widely used...[Details]