raw-os + yaffs2 + fatfs vc transplant is good news for file system enthusiasts. Even without a development board, you can still use vc simulation to enjoy the joy of learning. If you like it, please g
Generally, serial data communication has clock and data, and is different from asynchronous and synchronous. There are single-wire, dual-wire and triple-wire communication. I2C is definitely 2-wire (n
I use the QQ2440 development board. After burning a system nk.bin to the development board from the nor flash, it starts normally. Then, when I shut down and start from the nand flash, it stays on the
After eboot turns on MMU at startup, the light can be turned on by operating the virtual address, but after b main, there is no response when turning on the main function. What's the problem?