Texas Instruments TMS320C67X - Page 109

Add Using Byte Addressing Mode ADDAB
3-49 Instruction SetSPRU733
Example 1 ADDAB .D1 A4,A2,A4
Before instruction 1 cycle after instruction
A2
0000 000Bh
A2 0000 000Bh
A4 0000 0100h A4 0000 0103h
AMR 0002 0001h AMR 0002 0001h
BK0 = 2 → size = 8
A4 in circular addressing mode using BK0
Example 2 ADDAB .D1X B14,42h,A4
Before instruction 1 cycle after instruction
B14
0020 1000h
A4 0020 1042h
Example 3 ADDAB .D2 B14,7FFFh,B4
Before instruction 1 cycle after instruction
B14
0010 0000h
B4 0010 7FFFh