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Programmable Logic Device:
Serial Presence Detect (SPD)
10006609-03
Pm8560
User’s Manual
8-21
NROWD:
Density of each physical bank of the on-board DDR SDRAM
00 128 megabytes
01 256 megabytes
10 512 megabytes
11 Reserved
CAS Latency Refresh
Register 8-24:
SPD CAS Latency Refresh (SPDCLR), 0x64
CASLAT:
CAS Latency of the on-board DDR SDRAM
000 Reserved
001 1 clock
010 1.5 clocks
011 2 clocks
100 2.5 clocks
101 3 clocks
110 3.5 clocks
111 4 clocks
ECC:
ECC error correction capable for the on-board DDR SDRAM
0 Not ECC capable
1 ECC capable
SELFR:
Self Refresh flag for the on-board DDR SDRAM
0 Not self refresh capable
1 Self refresh capable
REFRATE:
Refresh Rate for the on-board DDR SDRAM
000 Reserved
001 3.9 msec refresh period
010—111 Reserved
SDRAM Cycle Time for CAS Latency
Register 8-25:
SPD SDRAM Cycle Time for CAS Latency (SPDCT), 0x68
7
6
5
4
3
2
1
0
CASLAT
ECC
SELFR
REFRATE
7
6
5
4
3
2
1
0
CYCTWHNS
CYCTTENS
Summary of Contents for Pm8560
Page 8: ...Contents continued Pm8560 User s Manual 10006609 03 vi ...
Page 10: ...Pm8560 User s Manual 10006609 03 viii blank page ...
Page 12: ...Pm8560 User s Manual 10006609 03 x blank page ...
Page 14: ...Pm8560 User s Manual 10006609 03 ii blank page ...
Page 36: ...Setup Troubleshooting Pm8560 User s Manual 10006609 03 2 12 ...
Page 54: ...Serial I O Baud Rate Selection Pm8560 User s Manual 10006609 03 5 4 ...
Page 62: ...TDM Interface Rear Panel I O Connector P14 Pm8560 User s Manual 10006609 03 6 8 ...
Page 72: ...PCI Bus Interface PMC Connector Pin Assignments Pm8560 User s Manual 10006609 03 7 10 ...
Page 112: ...Development Mezzanine Card Troubleshooting Pm8560 User s Manual 10006609 03 10 12 ...
Page 138: ...Monitor Download Formats Pm8560 User s Manual 10006609 03 11 26 ...
Page 144: ...Index continued Pm8560 User s Manual 10006609 03 i 4 ...