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MAX7232BF has 4-bit serial input, 2 decimal points and 4-bit address; the output is 10-bit data plus 20 independent decimal points, the data output code is BCD code, and the 2 decimal points of eac...[Details]
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I have modified many flashlights by DIY in the past, all by myself. Recently, my brother helped me to carve a shell, and I also bought a reflective bowl, dimming circuit, LED, etc. This time I also to...[Details]
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0 Introduction
Multiple-input multiple-output (MIMO) system refers to a communication system that uses multiple antennas at both the transmitting and receiving ends. Research has shown that MI...[Details]
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As the global demand for mobile data services continues to increase, the 2G/3G network migration process is accelerating. At present, most of the demand has shifted to LPWA and LTE Cat.1 technologies...[Details]
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Although the stability of LED lights has reached a relatively good level recently , some products have problems with light decay and color drift, mainly due to unreasonable heat dissipation design....[Details]
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Error description
U-Boot 1.1.6 (Oct 18 2011 - 15:23:51) for FriendlyARM MINI6410
CPU: S3C6410@532MHz
Fclk = 532MHz, Hclk = 133MHz, Pclk = 66MHz, Serial = CLKUART (SYNC Mode...[Details]
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0 Introduction
Since the 1970s, the field of analog circuit fault diagnosis has achieved certain research results. In recent years, modern analog circuit soft fault diagnosis methods based...[Details]
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PS: 1.ICP program and update 2. Several flash related concepts Flash memory for program memory (user program memory in FLASH) = APROM Flash memory for loader (program management area...[Details]
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Recently, the Guangzhou Municipal Bureau of Industry and Information Technology has revised the "Guangzhou Electric Vehicle Charging Infrastructure Subsidy Fund Management Measures" and is soliciti...[Details]
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According to Korean media reports, Samsung Display said it will expand its presence in the gaming monitor market through OLED panels for smartphones. Last week, ASUS ROG Gaming Phone 5 was officiall...[Details]
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Recently, the China Government Procurement Network released the "Announcement on the Success of the 2020-2021 Linux Operating System Agreement Supply Procurement Project for Central State Organs". Th...[Details]
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RT-Thread Study Notes 8 --------USART DMA mode transmission Old rules, first of all, let me talk about my configuration STM32F207IGT6 MDK RTT 1.1.0 Use UART2 as finsh com...[Details]
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With the rapid development of science and technology, more and more smart devices have entered our lives, bringing us great convenience. For example, smart cameras have become a must-have for many fa...[Details]
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On March 29, the Science and Technology and Economic Committee of Shanghai Pudong New Area issued the "Notice on the Application for Financial Support Projects to Promote Innovation and Entrepreneurs...[Details]
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On November 3, Xiaomi Motor recently explained in detail the battery technology details of SU7 Ultra when answering questions from netizens.
The company emphasized that the r...[Details]
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