• What SBCs I need to choose?

    What SBCs I need to choose?



    The Raspberry Pi 4 just launched in June, but we have known that many other SBCs have released recently. How should we choose the best SBCs for ourselves in these boards? 



    Here enclose a spec-comparison table for those curious…

  • What's wrong when watchpoint doesn't watch?

    I've been trying to get a watchpoint to trigger, but no luck.

    There should be 4 watchpoints accordíng to DBGDIDR, DBGDSCR=0x0204000e, so there shouldn't be any problems there?

    I use (just in case) the cp14 interface - write DBGWVR0 and DBGWCR0…

  • Illegal instruction caused by <UNDEFINED> instruction: 0x0000bab6

    Hello,

    I have precompiled 3rd party library (driver) for handling device. Library works on my PC with x64 system but when I try to run very simple "Find -> Open -> Close device" program it gives me Illegal instruction. First I thought there is an error…

  • UML4IoT for Raspberry Pi based lab exercises

    We are developing a set of Lab exercises on IoT based on Raspberry Pi for students.

    In this context and in order to give to students a basic infrastructure to work on various IoT apps without the need to go into details regarding IoT protocols, we have…