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After using the Yaffs file system for a period of time, the serial port outputs a large amount of
"Partially written block X detected"
Solution:
Method 1: Modify yaffs_auto_checkpoint in yaffs...[Details]
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Using an excitation device (i.e., a signal source) to excite a system in order to observe and analyze how it responds to the excitation signal is one of the standard experiments in electronic tes...[Details]
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//ld is 32 bits printf("up_intval:%ldrn",device_set.upload_tem); //d is 16 bits printf("up_intval:%drn",device_set.upload_tem);+ If device_set.upload_tem is 32 bits, then the second print will caus...[Details]
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A report released by SNE Research, a South Korean market research organization, shows that from January to June 2022, the global installed capacity of power batteries reached 202GWh, a significant in...[Details]
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A digital blogger revealed the name of the Redmi 855 flagship phone - Redmi X, and its slogan is fearless. According to the photos released by the digital blogger, the Redmi 855 flagship is named...[Details]
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Keil's debugging commands, online assembly and breakpoint settings In the previous lecture, we learned how to create a project, assemble, link the project, and obtain the target code. However, thi...[Details]
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For different production occasions and detection requirements, the selection of appropriate gas detectors is different. For portable gas detectors, because portable instruments are easy to operate a...[Details]
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On July 4, the establishment and unveiling ceremony of the Modern Industrial College of Integrated Circuit Technology was held in Zhuhai High-tech Zone. The industrial college was jointly established...[Details]
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The general procedure list and detailed annotations are as follows: Finally, it should be noted that: ● To ensure the baud rate detection is correct, after sending a test character, t...[Details]
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What do 1T 4T 6T 12T microcontrollers generally refer to?
The standard 51 is 12T, which means 12 clock cycles (crystal cycle, for example, 12M, the cycle is 1/12M, unit is second), the machine does...[Details]
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The anti-interference problem of PLC and human-machine interface in field application is complex and meticulous. Anti-interference design is a very complex systematic project, involving specific inpu...[Details]
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1) For the program burned into the microcontroller, the code segment, data segment, bss segment, rodata segment, etc. of the program are all stored in the Flash of the microcontroller. When the micro...[Details]
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According to foreign media reports, analysts and research institutions generally expect Apple to launch four iPhone 12 models this fall, all of which support 5G network connections. These are also Ap...[Details]
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According to TrendForce, the impact of the epidemic in the first half of 2020 was originally expected to have a great negative impact on the IC design industry. However, due to the surge in demand fo...[Details]
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Analysis process:
Program entry
Phase 1 Program Analysis
Second stage program analysis
2440 Development Board:
1.uboot entry:
To see the entry of...[Details]
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