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Abstract DMA as a character device and call it in the initialization function
void *dma_alloc_writecombine(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
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Horizon Robotics has announced that it has launched a C round of financing with a total amount of more than US$700 million. It has completed a C1 round of financing of US$150 million, led by 5Y Capit...[Details]
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On May 20, the "WAVE SUMMIT 2020" Deep Learning Developer Summit, co-hosted by the National Engineering Laboratory for Deep Learning Technology and Applications and Baidu, was held online. At the mee...[Details]
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The leading inverter company Sungrow has taken another step and successfully helped my country's first 8.8MW photovoltaic inverter to be put into operation!
Recently, China's first 8.8MW ultra...[Details]
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Teledyne e2v launches Hydra3D+, the first ToF sensor that works in all lighting conditions and has no motion artifacts
Hydra3D+ is the first ToF CMOS sensor that works in all l...[Details]
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Abstract: This article introduces the application of programmable logic devices in digital signal processing systems. And using VHDL language, the structure and principle of the multiplier compo...[Details]
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With the rapid development of new energy vehicles and the increasing complexity of automotive electronic systems, the functional safety of automobiles has received more and more attention, and the ...[Details]
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The pwm.c source file code is as follows: //TIM14 PWM initialization //PWM output initialization //arr: automatic reload value psc: clock pre-division number void TIM14_PWM_Init(u32 arr,u32 psc) ...[Details]
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As market competition becomes increasingly fierce,
the time to market of
LCD
products has become a key factor restricting product market sales. In the past, it took engineering designers a we...[Details]
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According to foreign media reports, on June 28 local time, Maxim Integrated Products announced the launch of a new generation of infrared dynamic optical sensor MAX25405, which can sense more types...[Details]
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A DC-DC converter with a built-in MOSFET switch tube converts 12V voltage into -12V voltage, and the output current can reach 200mA. Due to the use of CMOS technology, this IC has the characteristi...[Details]
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Boeing reportedly canceled its $4.2 billion deal to buy Embraer's commercial aircraft unit, drawing an angry response from the aircraft manufacturer and scuppering plans to build a U.S.-Brazilian all...[Details]
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Axial clearance effect
Bearing clearance is also called bearing play. The so-called bearing play refers to the amount of movement when the inner ring or outer ring of the bearing is fixed when...[Details]
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The SF6 density relay calibrator mainly measures four parameters. The test process of these four parameters is as follows: Lockout recovery value verification At ambient temperature, when the SF6 d...[Details]
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Near the end of the year,
CATL
focused on the scenario of hybrid vehicles and launched its second
battery
brand "Xiaoyao" this year. Different from the previous Kirin and Shenxing ser...[Details]
Analog electronics
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