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Energy storage technology is the key support for the new power system to achieve efficient, stable and flexible operation, and can balance power supply and demand and improve energy utilization effici...[Details]
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1. The LED drive implementation principle is as shown in the figure:
2. Write LED driver
(1) Create the device file for the LED driver
Step 1: Initialize cdev using the cdev_in...[Details]
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According to foreign media reports, StoreDot, a developer of electric vehicle ultra-fast charging (XFC) technology, announced that by using a special test shape, its battery can achieve 1250 cycles, ...[Details]
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MIT's biomimicry lab recently broke the speed record with its Mini Cheetah robot: It's not quite as fast as Usain Bolt, but it can probably run faster than you. Plus, the robot has no eyesight, and...[Details]
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The gateway device uses 220V AC power supply, and the power module directly uses a stable brand switching power supply. The switching power supply outputs 5V voltage to supply the power demand of t...[Details]
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Today, Huawei Mobile officially announced that the Huawei P40 series global online conference is scheduled to be held on March 26. The theme of the conference is "All-time Ultra-HD, Ahead of the Time...[Details]
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In the 21st century, energy issues are becoming increasingly prominent, and energy conservation and environmental protection have become a major factor that must be considered in many designs. This d...[Details]
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AMR slot, what is an AMR slot, the appearance of an AMR slot
The AMR (Audio Modem Riser) specification is a set of open industrial standards initiated by Intel in 1998 and jointly deve...[Details]
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Intel released its Q3 2019 financial report last weekend, with total revenue of $19.2 billion, almost unchanged year-on-year, but net profit of $6 billion, down 6% year-on-year. This financial ...[Details]
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Waveform reconstruction filtering is used to "insert" mathematical operation points between two actual data sampling points. The inserted data points can improve the waveform measurement accuracy und...[Details]
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The Embedded System Development and Application Tutorial (2nd Edition) says that there are two states: ARM state and Thumb state. I was confused when I first started learning it. Now that I have a va...[Details]
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Figure 1 is a schematic diagram of a high-brightness LED power supply based on the MAX5035 fixed-frequency, highly integrated PWM switching converter with an output current of up to 1A. Another sim...[Details]
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ADD A,#DATA ;Example: ADD A,#10H ADD A,direct ;Example: ADD A,10H ADD A,Rn ;Example: ADD A,R7 ADD A,@Ri ;Example: ADD A,@R0 Purpose: Add the value in A to the value behind it, and return the ...[Details]
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According to Nikkei News on February 9, Foxconn originally planned to resume work next Monday (February 10) in order to continue producing Apple devices after the Lunar New Year holiday. However, due...[Details]
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As the density of electronic devices on PCB boards increases, the routing becomes narrower, and the frequency of signals increases, EMC (electromagnetic compatibility) and EMI (electromagnetic interf...[Details]
PCB Design
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