Texas Instruments TMS320C3x - Manual (Page 566)

IACK Interrupt Acknowledge
13-108
Example IACK *AR5
Before Instruction After Instruction
IACK 1 IACK 1
PC 300 PC 301
LUF 0 LUF 0
LV 0 LV 0
UF 0 UF 0
N 0 N 0
Z 0 Z 0
V 0 V 0
C 0 C 0