mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 359

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

MEMORY STATUS REGISTER (MSTAT)
MEMORY PERIODIC TIMER PRESCALE REGISTER (MPTPR)
MEMORY ADDRESS REGISTER (MAR)
MEMORY PERIODIC TIMER
MEMORY COMMAND REGISTER (MCR)
MEMORY DISABLE TIMER
MACHINE MODE REGISTER (M x MR)
WRITE-PROTECT
OPTION REGISTER (OR)
ADDRESS[0:16], AT[0:2]
BASE REGISTER (BR)
LOGIC
OPTION REGISTER (OR)
BASE REGISTER (BR)
OPTION REGISTER (OR)
Figure 15-1. Memory Controller Block Diagram (Single UPM)
BASE REGISTER (BR)
OPTION REGISTER (OR)
BASE REGISTER (BR)
RD/WR
Freescale Semiconductor, Inc.
WP
For More Information On This Product,
UPM ACCESS REQUEST
UPM ACCESS ACKNOWLEDGE
UPM ACCESS REQUEST
TURN ON DISABLE TIMER
WP ERROR
MPC823 REFERENCE MANUAL
PARITY ERROR
(COMMAND)
UPM COMMAND
BURST, RD/WR
ENABLE
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WAIT STATE COUNTER
DONE
SCY[0:3]
OPTION REGISTER (OR)
BASE REGISTER (BR)
OPTION REGISTER (OR)
BASE REGISTER (BR)
OPTION REGISTER (OR)
PARITY LOGIC
BASE REGISTER (BR)
OPTION REGISTER (OR)
BASE REGISTER (BR)
ARBITER
UPM
EXPIRED
LOAD
MEMORY DATA REGISTER (MDR)
ATTRIBUTES
GENERAL-PURPOSE
PROGRAMMABLE
CHIP-SELECT
MACHINE
MACHINE
(A OR B)
USER-
DP[0:3]
D[0:31]
INCREMENTOR
MULTIPLEXER
ADDRESS
LATCH
Memory Controller
AND
CS[0:7]
BS_x[0:3]
GPLx[0:5]
TA
DLT3 (INTERNAL)
UPWAITx
NA AND
AMX FIELDS
CS[0:7]
WE[0:3]
OE
15-3