• Meaning of scratch register in ARM series
    Can I have the meaning of why r3,r4 registers are called scratch registers
  • Meaning of scratch register in ARM series
    Can I have the meaning of why r3,r4 registers are called scratch registers
  • Preserving registers on function calls
    We have an assembler function, which when called from C, some or all registers may be trashed. Saving and then restoring them is an option but it takes too much RAM. Is there a directive which tells...
  • Preserving registers on function calls
    We have an assembler function, which when called from C, some or all registers may be trashed. Saving and then restoring them is an option but it takes too much RAM. Is there a directive which tells...
  • uVision and scratch pad flash area
    The uVision3 IDE erases the scratchpad flash when I re-program a Silabs C8051F120. I want to use the scratch pad area for serial numbers and other similar data. Is there a way to stop the scratchpad...