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introduction The single-ended flyback switching power supply has the advantages of simple structure, input and output electrical isolation, wide voltage rise/fall range, easy multi-channel output, h...[Details]
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Light quality The light quality we usually talk about mainly refers to light distribution, light angle and shadow, and color rendering. Here, Zhou Xuejun particularly emphasized that designers shou...[Details]
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Beijing time, March 3 morning news, it was reported that due to raw material contamination, Japanese chip manufacturer Kioxia Holdings (formerly Toshiba Memory) had shut down some production lines. O...[Details]
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To test the continuity of the wire, you can use the resistor x1 level, which is called the ohm level. The ohm level measures resistance value, and the x1 level measures low resistance value. The re...[Details]
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Classification Instructions
Before introducing each classification instruction, the operands in the instruction and the symbols in the comments are explained as follows.
Rn: Ro-R7 in the currently s...[Details]
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On December 21, 2020, at the Huawei Whole-House Smart and Smart Screen new product launch conference held in Dongguan, the new Huawei Smart Car Smart Screen was officially launched to consumers. Hua...[Details]
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Most of the current hardware solutions for satellite remote sensing image compression systems are based on high-performance programmable logic devices (FPGAs) . However, the cost of the entire syst...[Details]
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Can ordinary motors generate electricity?
Ordinary motors cannot generate electricity directly, but they can be driven to rotate by external forces to generate electrical energy. This method i...[Details]
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On March 8, Audi announced that it will use high-precision swarm data for the first time to improve the monitoring capabilities of its car-to-X service "Ground Hazard Alert" (LHI). This is another st...[Details]
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What is FOC?
FOC (Field-Oriented Control), also known as vector frequency conversion, is currently the best choice for efficient control of brushless DC motors (BLDC) and permanent magnet sync...[Details]
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1. JZ2440 uses NOR Flash to start
When NOR starts, address 0 is located in NOR Flash, corresponding to BNAK0. The CPU runs the program directly from address 0 of NOR Flash. The code can be copied d...[Details]
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1. Frontier
With the rapid development of science and technology, the concept of smart cockpit has been widely understood by people. The automatic air purification system in the car is a good ...[Details]
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Common problems and solutions during STM32 debugging
1. After setting the emulator type under the "Debug tab", it prompts "No ULINK Device found." when downloading the program.
Solution: Keil M...[Details]
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Qualcomm launches ultra-low-power LTE modem optimized for IoT with integrated ground positioning support Key points: • Qualcomm® QCX216 LTE IoT modem is an LTE Cat.1bis modem optimized for the ...[Details]
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First, open the schematic diagram of the baseboard and find the button information:
Four buttons can be found:
You can see that the pins corresponding to the four buttons are EINT1,...[Details]