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After two nights of hard work, I finally got the NAND driver on the s3c2440 board fixed. I wrote down the points that need attention for your reference.
The u-boot version used this time...[Details]
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"It used to cost one or two yuan to fully charge my phone, but a few days ago I was charged 12 yuan." Wu Xiangyu claims to be a long-term user of shared power banks. Because he uses his phone frequen...[Details]
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Hardware Hookup As can be seen from the circuit connection diagram, the negative pole of the LED is grounded, and the positive pole is connected to the output terminal of 74573 through a resistor....[Details]
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System composition
1. Cable Fault Tester
Host;
2. Cable path and fault location device;
3. Cable fault integrated high voltage generator;
4. Cable identification instrument;
5. Hi...[Details]
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Today, Apple released a new beta version of iOS 14, one week after the last beta version. In this new beta version, Apple added a hidden album option to the Photo app and brought back the wa...[Details]
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Another approach is to use a DC-DC converter with a pulse frequency modulation (PFM) controller¹. A PFM controller uses two monostable circuits that operate only when the load draws current from th...[Details]
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This article is compiled from the official blog of bluetooth.com Bluetooth-enabled devices are capable of highly reliable communications even in the most challenging situations. Bluetooth technolog...[Details]
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Note: When using the Puzhong Technology Development Board for testing, you need to unplug the Boot1 socket
Reference manual, circuit diagram, etc. See STM32 MCU Learning (1) Total Learning Materials ...[Details]
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CV measurement is the main method for determining the characteristics of MOS devices, and it is widely used in the research of semiconductor materials. Deleterious frequency dispersion is often obser...[Details]
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/* Name: C51 MCU serial port Note: There are two ways to communicate between computers, one is serial communication and the other is parallel communication. The former is suitable for long-distance...[Details]
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1 Introduction Temperature is one of the main controlled parameters in industrial production, and various temperature control systems related to it are widely used in metallurgy, chemical industry, m...[Details]
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On March 10, the Equipment Industry Department of the Ministry of Industry and Information Technology interviewed Tesla (Shanghai) Co., Ltd. regarding the illegal installation of HW2.5 components ...[Details]
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Most engineers underestimate the importance of probes. Without probes, an oscilloscope is useless. Probes allow you to observe what is happening with the device under test. There are hundreds of prob...[Details]
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Directly using register addresses to develop STM32 requires looking up the chip manual for each register address, and also checking the meaning of each bit of each register, and then deciding ...[Details]
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With the continuous integration of many technological breakthroughs and new streaming services, and the growing prosperity of the smart home and smart speaker markets, consumers' demand for audio i...[Details]
DSP and ARM Processors
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