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1. The similarities and differences between the lumen efficiency of a single LED and the lumen efficiency of a lamp using LED as a light source
For a specific LED, with a specified forward bia...[Details]
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STM8's TIM2, TIM3, and TIM5 are 16-bit general-purpose registers, and their operation methods are the same. The main functions are as follows The relevant registers are as follows: If only the ...[Details]
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By studying the hardware architecture of the SMP8654 chip based on the MIPS architecture, and using the internal graphics acceleration engine GFX of the chip, a player with high-definition video ...[Details]
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Since the power consumption of 5G mobile phones is more than twice that of 4G mobile phones, in the 5G era, the problem of mobile phone heat dissipation is still a difficult problem for the industry ...[Details]
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To optimize drilling processes and reduce operating costs, Baker Hughes’ Dynamics & Telemetry group developed a sequence prediction algorithm for fast and reliable decoding of downhole data during dri...[Details]
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A storage battery is a type of battery that can store limited electrical energy and use it in a suitable place. Its working principle is to convert chemical energy into electrical energy.
It...[Details]
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The world's first Motorola Edge S equipped with Qualcomm Snapdragon 870 chip is scheduled to be released on January 26. The real photos of the phone have now leaked. The rear camera is arranged...[Details]
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In my understanding, the 51 single-chip microcomputer is a chip that follows the 51 instruction set. It is like a super-micro computer with basic equipment such as memory, hard disk, and CPU.
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As the link between cars and drivers, the car computer system has been constantly changing with the advancement of technology. Starting with Tesla, a large-size touch screen replaced a bunch of tradi...[Details]
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This paper proposes a design scheme of vehicle-mounted CAN bus fault diagnosis instrument . This scheme is low-cost, easy to carry, and has strong flexibility and adaptability. 1. Solution Design T...[Details]
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TIM is the abbreviation of Timer Module. The core of TIM is a 16-bit free timer (TCNT). There are 8 complete 16-bit capture/compare (IC/OC) channels. When the module is running, the 16-bit free timer...[Details]
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Phase loss is the number one killer of motors, however, the harm caused by motor stalling cannot be ignored. For assembly lines, once the motor is stalled for a long time, it will burn out the motor...[Details]
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1:
LED packaging
process
Generally speaking, the main steps of LED packaging are die bonding, wire bonding, phosphor dispensing,
lens
molding and
testing
.
The develop...[Details]
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This afternoon, blogger @i冰宇宙 broke the news on the social platform that Samsung Galaxy Z Fold4 and Galaxy Z Flip4 will be equipped with Qualcomm Snapdragon 8 Plus flagship processor. This chip...[Details]
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Constant pressure water supply inverter is an automation device widely used in water supply systems. It achieves constant water supply pressure by adjusting the speed of the motor. When using const...[Details]