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The key point of the project is to be able to use the ARM9 (TQ2440) based on the image collected (OV9650) and the template I gave in advance to determine whether the content of the template I gave is...[Details]
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In power electronics technology and electronic instruments, the required DC power is obtained by rectification of the 220 V AC power grid. After full-wave rectification, the AC power supply is usually...[Details]
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1. Write a helloworld driver The driver source code is as follows: #include #include static int hello_init(void) { printk(KERN_INFO "BBBlackHelloModule enter!\n"); return 0; } static vo...[Details]
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According to an official announcement from Yamaha, Yamaha has developed an artificial intelligence acoustic technology called Music:AI. According to official introduction, Yamaha is currently devel...[Details]
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Introduction
The AD9779 TxDAC operates at DAC output sampling rates up to 1 GSPS. In some applications, such as those requiring beam steering, the user can synchronize multiple AD9779s. Ther...[Details]
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I recently bought an AT24C256 EEPROM with a capacity of 32K Byte, a data address width of 16Bit, and supports IIC 1M (5V)400K (2.7V) speed mode. Using the AVR M16 on-chip IIC, I can read data at high...[Details]
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The baud rate of the serial port configuration 2400/9600/57600/115200 is abnormal When using 16M clock, 2400 and 115200 are abnormal and garbled, but the frequency in between is good; modify the cl...[Details]
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The 17th ChinaJoy will be held as scheduled at the Shanghai New International Expo Center from August 2 to 5, 2019. This year, Intel will continue to book the venue and will work with industry partne...[Details]
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Figure 1-11-a is the simplest working principle diagram of the parallel switching power supply, and Figure 1-11-b is the waveform of the output voltage of the parallel switching power supply. In Fi...[Details]
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According to people familiar with the matter, the news that ByteDance will not sell TikTok business to Microsoft is relatively accurate, and it will not sell its US branch to Oracle. Reuters report...[Details]
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A gun robbery occurred in a store on the 100th block of Northwest Broadway in Portland, Oregon, USA. The suspect demanded money from the store staff at gunpoint and stole the victim's mobile pho...[Details]
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As personal computers (PCs) are increasingly used, their energy consumption is also increasing. For desktop computers, ATX power supplies are usually used. In the past, typical ATX power supplies hav...[Details]
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Semiconductor supplier STMicroelectronics has launched the STPay-Mobile mobile payment platform, which simplifies the virtualization of bus and payment cards on smartphones and wearable devices and m...[Details]
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The application of Fluke network cable tester runs through the entire project cycle of integrated wiring projects. The integrated wiring project cycle has five major links: overall design, material s...[Details]
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On November 20, Smartphone Magazine published a blog post on November 18, reporting that AMD is turning its attention to the mobile industry and plans to launch Ryzen AI mobile SoC chips similar to...[Details]
Analogue and Mixed Signal
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