Nortel Networks MSC8101 ADS Manuale Utente
38
MSC8101ADS RevB User’s Manual
MOTOROLA
Operating Instructions
MBMR
QFALC - 4ch. T1/E1
Read Access
Read Access
Buffered
PPC
PPC
10015400
60x bus select, refresh disable, write to UPM
RAM, Read loop execute 5 times, first RAM
address.
RAM, Read loop execute 5 times, first RAM
address.
Write Access
10015418
60x bus select, refresh disable, write to UPM
RAM, Write loop execute 5 times, RAM address
begins at 18H.
RAM, Write loop execute 5 times, RAM address
begins at 18H.
Exception Access
1001543c
RAM address begins at 0x3c.
Normal Operation
00015400
Execute at 0x0.
a. Table values in parentheses reflect the lower frequency bus.
b. With Host Enable.
c. If additional SDRAM device U38SP will be assembled on the ADS (special requirement).
b. With Host Enable.
c. If additional SDRAM device U38SP will be assembled on the ADS (special requirement).
TABLE 4-4. Memory Controller Initialization for 100(50)
a
MHz
Reg.
Device Type
Bus
Init Value
[hex]
Description
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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