Stereo System User Manual

MOTOROLA DSP96002 USER’S MANUAL 5 - 19
Addressing Mode Modifier Operand Reference
MMM P S C D A X Y L XY
Register Direct
Data or Control Register No x x
Address Register No x
Address Modifier Register No x
Address Offset Register No x
Address Register Indirect
No Update No x x x x x
Postincrement by 1 Yes x x x x x
Postdecrement by 1 Yes x x x x x
Postincrement by Offset Nn Yes x x x x x
Postdecrement by Offset Nn Yes x x x x
Indexed by Offset Nn Yes x x x x
Predecrement by 1 Yes x x x x
Long Displacement Yes x x x
PC Relative
Long Displacement No x
Short Displacement No x
Address Register No x
Special
Immediate Data No x
Absolute Address No x x x x
Absolute Short Address No x x x
Immediate Short Data No x
Short Jump Address No x
I/O Short Address No x x
Implicit No x x x
where MMM = address modifier
P = program reference
S = stack reference
C = Program Controller register reference
D = Data ALU register reference
A = Address Generation Unit register reference
X = X memory reference
Y = Y memory reference
L = L memory reference
XY = XY memory reference
Figure 5-7. Addressing Modes Summary