Question: Embedded systems/assembly question! Thanks! An Interrupt Service Routine executes the last line of its code, a return statement (BX LR). Which of the following registers

Embedded systems/assembly question! Thanks!  Embedded systems/assembly question! Thanks! An Interrupt Service Routine executes the last

An Interrupt Service Routine executes the last line of its code, a return statement (BX LR). Which of the following registers are not popped from the stack? Put all the letters in the box that apply. For example, if you think i, ii are not popped, but iii, iv, v are popped, enter I + ii. R0-R3 R12 LR PC, SP, PSR R4-R11

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