Texas Instruments C28 Series

Read Modify Write Operations
Read-Modify-Write Examples
MOV AL, @VarB
ADD @VarA, AL
VarA += VarB
VarA += 100
VarA += 1
ADD @VarA,#100 INC @VarA
SETC INTM
MOV AL, @VarB
ADD AL, @VarA
MOV @VarA, AL
CLRC INTM
SETC INTM
MOV AL, @VarA
ADD AL, #100
MOV @VarA, AL
CLRC INTM
SETC INTM
MOV AL, @VarA
ADD AL, #1
MOV @VarA, AL
CLRC INTM
update with a mem update with a constant
update by 1
Benefits of Read
Benefits of Read
-
-
Modify
Modify
-
-
Write Instructions
Write Instructions
C28x - Appendix C - Assembly Programming C - 19