Assembler
ä Recap
ä Processor characterized by register set
ä Instruction set: operations + operands
ä Active behaviour
IR = memory[PC]
PC = PC + 1 (go to next instruction)
decode instruction
execute instruction
ä Assembly language concepts
ä Program consists of data and instructions that
are loaded into memory such that if processor
begins executing from the start address then
the computer will safely meet its objectives