6-58
MPC8240 Integrated Processor User’s Manual
FPM or EDO DRAM Interface Operation
Figure 6-35 through Figure 6-40 shows FPM or EDO timing for various types of accesses
with ECC disabled.
Figure 6-35 shows a single-beat read operation
.
Figure 6-35. DRAM Single-Beat Read Timing (No ECC)
Figure 6-36 shows a 64-bit bus mode burst read operation.
Figure 6-36. DRAM Four-Beat Burst Read Timing (No ECC)—64-Bit Mode
MCLK
RAS
CAS
ADDR
DATA
WE
RP1
CAS3
CP
ASR
ASC
CAH
RAH
RAD
COL
RAC
ROW
D0
RAS
AA
CAC
CRP
CSH
RC
RSH
RCD2
RAL
MCLK
RAS
CAS
ADDR
DATA
WE
RP1
RC
RASP
CRP
RCD2
CAS3 CP4
CP4
CAS5
CAS5
CP
CSH
PC
ASR
ASC
CAH
CAH
RAH
RAD
CAC
AA
CAC
CAC
ROW
COL
RAC
COL
COL
COL
D0
D1
D2
D3
CAS5
CP4
RSH
AA
AA
AA
CAC
RHCP
RAL
Summary of Contents for MPC8240
Page 1: ...MPC8240UM D Rev 1 1 2001 MPC8240 Integrated Processor User s Manual ...
Page 38: ...xviii MPC8240 Integrated Processor User s Manual TABLES Table Number Title Page Number ...
Page 48: ...xlviii MPC8240 Integrated Processor User s Manual Acronyms and Abbreviations ...
Page 312: ...6 94 MPC8240 Integrated Processor User s Manual ROM Flash Interface Operation ...
Page 348: ...7 36 MPC8240 Integrated Processor User s Manual PCI Host and Agent Modes ...
Page 372: ...8 24 MPC8240 Integrated Processor User s Manual DMA Register Descriptions ...
Page 394: ...9 22 MPC8240 Integrated Processor User s Manual I2O Interface ...
Page 412: ...10 18 MPC8240 Integrated Processor User s Manual Programming Guidelines ...
Page 454: ...12 14 MPC8240 Integrated Processor User s Manual Internal Arbitration ...
Page 466: ...13 12 MPC8240 Integrated Processor User s Manual Exception Latencies ...
Page 516: ...16 14 Watchpoint Trigger Applications ...
Page 538: ...B 16 MPC8240 Integrated Processor User s Manual Setting the Endian Mode of Operation ...
Page 546: ...C 8 MPC8240 Integrated Processor User s Manual ...
Page 640: ...INDEX Index 16 MPC8240 Integrated Processor User s Manual ...