參數(shù)資料
型號(hào)： 82803AAMRH-R
英文描述： Controller Miscellaneous - Datasheet Reference
中文描述： 控制器雜項(xiàng)-數(shù)據(jù)表參考
文件頁數(shù)： 15/52頁
文件大?。?/td> 322K
代理商： 82803AAMRH-R
82803AA MRH-R
R
Datasheet
15
2.3.
‘Stick’ Channel B Interface
Signal
Type
Description
CHB_DQA[8:0]
I/O
RSL
Channel B RDRAM Data Bus, Data Byte A.
Bi-directional 9 bit (8 data plus one
parity) data bus A.
CHB_DQB[8:0]
I/O
RSL
Channel B RDRAM Data Bus, Data Byte B.
Bi-directional 9 bit (8 data plus one
parity) data bus B.
CHB_RQ[7:5]/
CHB_RRq[2:0]
O
RSL
Channel B Row Request.
RQ[7:5]/RRq[2:0] are used to transmit Row Request
Packets to RDRAM
CHB_RQ[4:0]/
CHB_CRq[4:0]
O
RSL
Channel B Column Request.
RQ{4:0]/CRq[4:0] are used to transmit column
request packets to RDRAM.
CHB_CTM
I
RSL
Channel B Clock To MRH-R.
One of the two differential receive clock signals
used for RDRAM to MRH-R operation.
CHB_CTM#
I
RSL
Channel B Clock To MRH-R Complement.
One of the two differential receive
clock signals used for RDRAM to MRH-R operation.
CHB_CFM
O
RSL
Channel B Clock From MRH-R.
One of the differential transmit clock signals
used for MRH-R to RDRAM operation.
CHB_CFM#
O
RSL
Channel B Clock From MRH-R Complement.
One of the differential transmit
clock signals used for MRH-R to RDRAM operation.
CHB_CMD
O
CMOS
Channel B Command.
This signal is used for SIO framing sequence, pin
initialization and power management.
CHB_SCK
O
CMOS
Channel B Serial Clock.
The signal provides SIO clocking for register accesses
and selects RDRAM devices for power management.
CHB_SIO
I/O
CMOS
Channel B Serial Input and Output.
These bi-directional signals are used to
carry data for SIO operations (register accesses, device reset, and device ID
initialization).
2.4.
Miscellaneous Signals Interface
2.4.1.
MRH_SIO and SMBus Signal Interface
Signal
Type
Description
MRH_SIO
I/O
CMOS
MRH-R Serial Input and Output.
This bi-directional signal is used to carry data for
SIO operations between MRH-Rs. These operations include: register accesses,
device reset and device ID initialization.
SMBDATA
I/O
CMOS
SM Bus Data.
SM bus data.
SMBCLK
I/O
CMOS
SM Bus Clock.
SM bus clock.
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