My own is s2-wrover, so download the following version,I pressed the reset button several times but it still doesn't work. I don't know what's going on....
[font=微软雅黑][size=3]I blame myself for not having enough education. Today I learned that April 30th is International Day Against Sparing[/size][/font]{:1_104:}[font=微软雅黑][size=3] [/size][/font] [font=微...
1. B&O Beoplay E8 unboxing [align=center][/align] [align=left]The charging port uses Micro USB, and there are two hidden white indicator lights on the right. When charging, one white light flashes, an...
We have been working on vector control for many years. We used TI's driver chip at the beginning to make driver boards for drone power modules, and we are still doing it now. Due to the 2020 epidemic,...
The non-synchronous flyback topology is widely used in isolated power supplies, ranging from sub-1W to tens of Watts. As more and more “green mode” standards emerge around the world, the requirements ...
Thanks to the enthusiastic clues submitted by netizens from IT Home, the Meizu 17 series has now received the latest Flyme9.2 version update, and they have kindly reminded that starting from ver...[Details]
In recent years, the scale of the RF front-end market has continued to expand. According to the Yole Development report, the filter market will grow by about 3 times from 2017 to 2023. Not long ago, ...[Details]
Beijing time, September 15 morning news, Elon Musk's electric car giant Tesla became a defendant in a proposed class action lawsuit on Wednesday local time in the United States. The lawsuit alleges t...[Details]
Touch is a general term for mechanical stimulation such as contact, sliding, and pressure. Most animals have tactile receptors all over the body. For example, human skin is located on the surface o...[Details]
1. Model: Keysight Technologies Oscilloscope MSO9104A 2. Fault: abnormal startup 3. Testing process After disassembling the machine, it was found that the acquisition board was missing screws and...[Details]
At first, I wanted to use the "Download & Run function" of supervivi+DNW in Nor Flash to download uboot.bin to SDRAM for debugging. However, since the laptop has been installed as ubuntu + Virtualbox...[Details]
The concentration of the power lithium battery market has increased, and giant companies are sharing the dividends. In 2016, the power lithium battery shipments of the top two domestic companies ac...[Details]
1. How to write assembly statements 2. Set the properties of the C file with nested assembly. Check these two items in black. 4. Library files that are often included in the assembly . Choose ...[Details]
What is a circuit breaker? A circuit breaker, also known as an air switch, is a very basic low-voltage electrical appliance. It has overload, short circuit and undervoltage protection functions, and...[Details]
When reading books about microcontrollers, I always see some stack operations mentioned by others. I just skipped this term when I saw it before, and I didn't expect to explore the internal princip...[Details]
According to AnandTech, TSMC has quietly launched performance-enhanced 7nm deep ultraviolet (N7/DUV) and 5nm extreme ultraviolet (N5/EUV) manufacturing processes - N7P and N5P. The company's N7P and ...[Details]
On the evening of August 27, Ruifeng Optoelectronics released its semi-annual performance report, stating that its operating income in the first half of 2021 was approximately 718 million yuan, a yea...[Details]
introduction
Radio frequency identification (RFID) is an emerging technology that uses wireless methods to identify electronic data carriers (electronic tags). Compared with contact IC cards an...[Details]
ZTE Axon 30 started preheating today. Judging from the official "three main cameras, four arrays", the phone will be equipped with three main camera-level lenses. From the poster, it can be see...[Details]
Mitsubishi PLC FX3U is a powerful small controller widely used in industrial automation. Its master control instructions are the core of program control. For programmers, it is very important to ma...[Details]
MicroPython Open Source section
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