The problem is very simple. I wrote a timer 0 interrupt, but the interrupt cannot be entered. There are also suggestions on the Internet to modify STARTUP.S to clear bit I of CPSR. However, I have mod
[color=#434343][backcolor=rgb(251, 251, 251)][font=微软雅黑][size=3] The CES 2015 conference will be held from January 6 to 9, 2015. Digital equipment manufacturers from all over the world will gather in
[i=s]This post was last edited by lb8820265 on 2020-9-15 22:44[/i]Playing with the Raspberry Pi requires a display screen, and using a remote desktop can effectively solve this problem. Here are two w