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The following takes adding a menu command (boot menu) as an example to explain how to add commands in U-Boot.
(1) Create common/cmd_menu.c
It is customary to put common command source cod...[Details]
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Huawei has previously launched four 4G mobile phones on its official website: Mate 40 Pro, Mate X2, Mate 40E, and nova 8 Pro. Except for nova 8 Pro, all are equipped with Hongmeng HarmonyOS 2 ...[Details]
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Principle of SVPWM pulse width modulation method
SVPWM (Space Vector Pulse Width Modulation) is an advanced motor control method that can transform three-phase AC voltage control signals into ...[Details]
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The "Second Global IC Entrepreneurs Conference and the 17th China International Semiconductor Expo (IC China 2019)" guided by the Ministry of Industry and Information Technology and the Shanghai Muni...[Details]
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Semiconductor lighting
Light sources have now entered the lighting field in large quantities, but many problems have arisen, mainly
energy efficiency
, reliability, light color qualit...[Details]
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summary:
This paper proposes a solution to analyze the thermal imbalance problem between paralleled die in SiC power modules with compact and cost-effective DC/AC inverters. Th...[Details]
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Circuit design includes two specific work areas: schematic diagram and circuit board diagram. These two areas are highly unified and have obvious differences. It can be done by one professional engin...[Details]
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In order to facilitate the transplantation of operating systems on different hardware structures, Microsoft Corporation of the United States first proposed the idea of designing the underlying ha...[Details]
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#include
#include macros.h
/*1. Status register SREG
bit7 bit6 bit5 bit4 bit3 bit2 bit1 bit0
I T H S V N Z C
I: Global interrupt enable bit.
After I is set, individual interrupt ena...[Details]
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What are the applications of small LiDAR installed on cars? Where should it be installed? What is the difference between the number of lines?
On Saturday, Shanghai Jiao Tong University cele...[Details]
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As part of its strategic collaboration with Mercedes-Benz, ON Semiconductor is supplying the automaker with energy-efficient silicon carbide (SiC) power modules to increase the range of its VISIO...[Details]
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With the emergence and widespread popularity of electronic devices, computers and household appliances, power grid interference is becoming increasingly serious and has become a public nuisance, becau...[Details]
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For enterprises, wireless connection will become the main way of network connection in the next five years due to the increasing popularity of wireless computing devices and mobile applications. Th...[Details]
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The switching speed and signal slew rate of electronic circuits (such as mobile phones, servers, etc.) are higher than before, while the chip packaging and signal swing are getting smaller and smalle...[Details]
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Due to the high-frequency operating characteristics of power electronic devices, converters require the use of key passive filtering components. Traditional filtering methods use dual inductor-capa...[Details]