s1r72801 Epson Electronics America, Inc., s1r72801 Datasheet - Page 64
s1r72801
Manufacturer Part Number
s1r72801
Description
Ieee1394 Controller S1r72801f00a
Manufacturer
Epson Electronics America, Inc.
Datasheet
1.S1R72801.pdf
(113 pages)
- Current page: 64 of 113
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S1R72801F00A
Hardware SBP2 Control Register
Bit7 UltraDmaMode
Bit6 HOSTtoDev
Bit5 FromStream
Bit4 Reserved
Bit3 HwSBP2Rst
Bit2 HwSBP2Rsum
Bit1 HwSBP2Pause
Bit0 HwSBP2Start
60
Address Register Name
0x30
This register controls the SBP2 processing of this IC.
PtNotPresent:0 (Present) Set => PageTable exists.
PtNotPresent:1 (Not Present) Set => PageTable does not exist.
HOSTtoDev:0 (Host<-Device) Set => Transfers data from Device to Host.
HOSTtoDev:1 (Host->Device) Set => Transfers data from Host to Device.
FromStream:0 (FromPt) Set => Starts with the PageTable Processing.
FromStream:1 (FromStream) Set => Starts with the Stream processing.
SBP2Reset:1 (Reset) Set => Resets the hwSBP2.
If you read it, it indicates 0.
SBP2Resume:1 (Reset) Set => Resumes the hwSBP2 processing in pause.
If you read it, it indicates 0.
SBP2Pause:1 (Pause) Set => Pauses the hwSBP2 processing in execution.
If you read it, it indicates 0.
SBP2Start:1 (Start) Set => Starts the hWSBP2 processing.
If you read it, it indicates 0.
HwSBP2Ctl
7: PtNotPresent
6: HOSTtoDev
5: FromStream
4:
3: HwSBP2Rst
2: HwSBP2Rsum
1: HwSBP2Pause
0: HwSBP2Start
Bit Symbol
R/W
R/W
R/W
R/W
W
W
W
W
EPSON
0: Present
0: Host <– Device
0: From PageTable 1: FromStream
0:
0: None
0: None
0: None
0: None
Description
1: Not Present
1: Host –> Device
1:
1: Reset
1: Resume
1: Pause
1: Start
H.Rst S.Rst B.Rst
0x00 0x00
–
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