JSR Instruction
JSR (Jump to SubRoutine) works as JMP except that before the jump is made, the address to the instruction after JSR is pushed to the stack, so you can return with the instruction RTS.
ADDRESS METHODS: (An), x(An), x(An,xr.s), x.w, x.l, x(PC), x(PC,xr.s)
DATA LENGTH: N/A
FLAGS: Unaffected
SYNTAX: JSR <ea>
EXAMPLE CODE:
JSR
subroutine jumps to the subroutine, use RTS to return to the next instruction