TC1796
System Units (Vol. 1 of 2)
Peripheral Control Processor (PCP)
User’s Manual 11-2 V2.0, 2007-07
PCP, V2.0
11.2 PCP Architecture
The PCP is made up of several modular blocks as follows. Please refer to Figure 11-1.
• PCP Processor Core
• Code Memory (CMEM) with parity protection
• Parameter Memory (PRAM) with parity protection
• PCP Interrupt Control Unit (PICU)
• PCP Service Request Nodes (PSRN)
• System bus interface to the Flexible Peripheral Interface (FPI Bus)
Figure 11-1 PCP Block Diagram
MCB05666
PCP
Processor
Core
PCP Service
Req. Nodes
PSRNs
PCP Interrupt
Control Unit
PICU
Parameter
Memory
PRAM
Code
Memory
CMEM
FPI-Interface
PCP Interrupt
Arbitration Bus
CPU Interrupt
Arbitration Bus
FPI Bus