Figure 5-1 Program Controller Block Diagram - Motorola DSP56800 Manual

Program Controller
CGDB
5-2
16-Bit Incrementer
Program Counter
HWS0 LF
HWS1 NL
LA
LC
Looping Control
Interrupt Control
OMR
SR
Figure 5-1. Program Controller Block Diagram
DSP56800 Family Manual
PAB
Instruction Latch
Instruction Decoder
Control Signals
IPR
Interrupt Request
External Mode
Select Pin(s)
Control Bits
to DSP Core
Condition Codes
from Data ALU
Status and Control
Bits to DSP Core
PDB
AA0008