PCM2702 USB sound card chip, you can apply for it for free directly from TI. You can DIY a simple USB sound card for your daily use. Has anyone in the forum played with it before? Tell us about your e...
Can you learn knowledge and have free development tools? This is not a fantasy!
The lucky draw at the seminar depends on luck.
This time, we have luck in our hands! :victory:Participate in the technic...
The range of numbers that a floating point machine can represent is from 2 to the -11th power × 0.0001 to 2 to the 11th power × 0.1111. How is this 11 obtained? Thank you!...
System-level power conservation and power budget optimization are key to many applications. For example, data center operators strive to control energy consumption, portable device designers seek to r...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]
China Energy Storage Network News:
On April 24, State Grid Corporation of China (hereinafter referred to as "SGCC") and China Southern Power Grid Co., Ltd. (hereinafter referred to as "CSGC")...[Details]
When
artificial intelligence
can help humans take on some work, we always divide the responsibilities of both parties very clearly. When humans work, we rarely see
artificial intelligen...[Details]
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
0. Preparation First use st-link to connect the stm32 core board and PC for burning St-link Stm32 3.3V 3.3V GND GND SWDIO PART SWCLK DCLK Then connect with USB serial port board to v...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Function List and Notes (lower-level driver part) 1. IO port initialization: control IO and communication IO. Control includes power control, reset and low power mode. Communication is the serial po...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
This is also a routine in the development board, with explanations of the key points. The program is as follows: /********************************************************* Program notes: First...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
DIY/Open Source Hardware
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