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At the Greater China Partner Summit at the beginning of this month, AMD announced that the Ryzen 9 3950X and the third-generation Ryzen Threadripper processor (24 cores) will arrive in November this ...[Details]
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Carbon footprint, green energy and climate change are making headlines. To ensure a clean environment for future generations, we must act now. To this end, governments in developed countries are usin...[Details]
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Overview: There are a lot of actual noise interferences in the actual operation of active power filters, which seriously affect the working effect of the filter. This paper gives an analysis of the...[Details]
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According to businesskorea, at 11 pm on April 3, South Korea's three mobile operators activated the first batch of users' 5G mobile phones, becoming the first country in the world to launch 5G servic...[Details]
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Yesterday I used uboot1.4 to debug an LED light experiment based on s3c44b0, and it was successful. Here is a record:
The initial idea was to use uboot's loadb command to debug my own ported uboo...[Details]
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H(s) includes the transfer function of voltage detection, controller and PWM. The transfer function of a general voltage detection circuit is a voltage divider ratio k1. For the simplest pulse widt...[Details]
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Starting from the first quarter of 2020, Huawei once again staged a drama in the field of smartphones, defeating Xiaomi in the field of smart wearables. In China, although Huawei leads with less than...[Details]
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On July 5, Unisoc officially obtained the highest level of Software Testing Maturity Model Integration (TMMi) L5 certification recognized by the international TMMi organization on June 18, becoming t...[Details]
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The power battery markets of China, Japan and South Korea are "three countries killing each other", and their forces are waxing and waning. There are 6 Chinese companies on the global installed cap...[Details]
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LED light source technology is becoming more mature, and the luminous lumens per watt are increasing rapidly, which has led to a gradual price reduction. The massive market of LED green lamps and the...[Details]
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Today, Master Lu released the performance ranking of newly released mobile phones in July. Huawei Mate 20 5G version surpassed Asus ROG Gaming Phone 2 equipped with Snapdragon 855 Plus to top the lis...[Details]
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1. Software
This is probably the biggest difference. The operating system was introduced. Why was the operating system introduced? What are the benefits?
1) Convenience. This is mainly reflected ...[Details]
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In the early morning of June 2, US President Trump announced the suspension of the implementation of the Paris Agreement. At the same time, China and the European Union pledged to fully implement t...[Details]
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In order to win the war of self-developed chips, poaching among major companies has become an "unspoken rule" in the US technology circle. Over the years, we have seen many cases of poaching among co...[Details]
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The ARM processor startup process involves three aspects of knowledge:
Startup method
Address layout
Start the process
The boot process of the S3c2440 ARM ...[Details]
MicroPython Open Source section
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