ADD_OP EQU $11
SUB_OP EQU $22
MUL_OP EQU $33
CLR_OP EQU $44
END_OP EQU $55
PROG_START EQU $1100
OUTPUT EQU $1050
ORG $1000
FCB $45,$11,$54,$33,$37,$22,$31,$44,$04,$33,$02,$11,$F9,$55
ORG PROG_START ;program is written to memory location
LDX #$1000
LDY #$1001
STX $2020
STY $2022
LDX #$1050
STX $2015
LDX #$01
STX $2013
LOOP LDAA #$00 ;reset the ccr to test loop counter value
TAP
TST $2013 ;test counter memory location to change the operand 1's location
BNE LOOPTWO
MOVW $2015,$2020 ; to change the operand 1 location with in memory
LOOPTWO DEC $2013 ;to decrement value of the counter for the loops
LDX $2020
LDY $2022
LDAA 1,X+ ;to load the oprand1
STX $2020
LDAB 2,Y+ ;to load the operation / oprand2
STY $2022
CMPB #$44 ;clear test
BNE SUB_CHK
JMP CLR_OP
SUB_CHK CMPB #$22 ;subtraction test
BNE ADD_CHK
JMP SUB_OP
ADD_CHK CMPB #$11 ;addition test
BNE MUL_CHK
JMP ADD_OP
MUL_CHK CMPB #$33 ;multiplication test
BNE END_CHK
JMP MUL_OP
END_CHK CMPB #$55 ;end test
BNE FINAL
CLR_OP LDAB -1,Y ;op clear //Here is where i get the error A1103 Illegal redefinition of label
TBA
LDAB #$00
STAB OUTPUT
JMP LOOP
SUB_OP LDAB -1,Y ;op subtract //Also here the same error
SBA
JMP TEST
// I have no idea what the error is i try to move the labels around i have 3 columns for the (labels,op code, oprand). Please any help would be appreciated.
Thank you
