To use microcontrollers in real life, we need to use a lot of lines to connect them. Let's discuss the electrical specifications of mid-range microcontrollers....
I use a custom operating system with PB, and I use s3c2400+arm9, with a resolution of 320x240. Now I want to rotate the screen 90 degrees. I don't use the built-in display driver, but the sm501 displa...
I am going to do DMA recently, and I have some doubts to ask you. I have an ARM processor that supports external DMA. My ARM will be connected to an FPGA, and DMA data will be sent from the FPGA. From...