LEA R1, x100
eg.) .ORIG x3000 LEA R0, DATA1 .END DATA1 is not defined in the assembly code.2) Error code 2 : invalid instruction
eg.) .ORIG x1000 MUL R0, R1, R2 .END or .ORIG x1000 ABC .END3) Error code 3 : invalid constant
eg.) .ORIG x1000 ADD R0, R1, #20 ; error .END or .ORIG x1001 ; error ADD R0, R1, #1 .END4) Error code 4 : errors which do not belong to any of the above categories.
eg.) .ORIG x1000 ADD R0, R1 .END or .ORIG x1000 .FILL .END or .ORIG x1000 NOT R1, R2, R3 .END