• Address memory of the next instruction in A9 MPCore
    Hi all; I need to know the address that contains the next instruction to be executed in a A9 MPCore. That is, I need to read the Program Counter (PC). Where is the program counter? I can't find it...
  • What is the difference between instruction prefetch and instruction pipelining in arm7tdmi?
    In instruction pipe lining in arm7tdmi the next to next instruction from  the instruction being executed is fetched in to the arm7 and we call it as fetching then what is difference between fetching of...
  • Is a MOV using high registers (R8-R15) possible with the ARMv6-M architecture?
    The ARMv6-M Architecture Reference Manual section "A6.7.40 MOV (register)" on page A6-140 states that the T1 encoding of the MOV instruction is only available on the ARMv6-M architecture if both the source...
  • ARM7 Programming question!
    Hi I had a doubt about programming the arm7 . In which scenario I should use explicitly Assembly language instructions while programming. Thanks
  • IT instruction block question : how does this work .. (block seems always executed)
    I have this 'tight' piece of ASM I'm looking at how it's working, and it contains IT instruction ( I've never seen before until now). Now all code works (compiler generated!) , but, i'm also stepping...