SPC7281 Epson Electronics America, Inc., SPC7281 Datasheet - Page 34

• Manufacturer Part Number: SPC7281
• Description: IEEE1394 Controller
• Manufacturer: Epson Electronics America, Inc.

S1R72801F00A
30
Address
0x20
0x21
0x22
0x23
0x24
0x25
0x26
0x27
NODE_IDS_H
NODE_IDS_L
UltraDmaMode
(Reserved)
(Reserved)
PhyAccCtl_H
PhyAccCtl_L
PhyRdstat_H
PhyRdstat_L
Register Name
7: BusID[9]
6: BusID[8]
5: BusID[7]
4: BusID[6]
3: BusID[5]
2: BusID[4]
1: BusID[3]
0: BusID[2]
7: BusID[1]
6: BusID[0]
5: PhyID[5]
4: PhyID[4]
3: PhyID[3]
2: PhyID[2]
1: PhyID[1]
0: PhyID[0]
7:
6:
5:
4:
2:
1:
0:
7:
6:
5:
4:
2:
1:
0:
7: RdReq
6: WrReq
5:
4:
3: ReqAdd[3]
2: ReqAdd[2]
1: ReqAdd[1]
0: ReqAdd[0]
7: WrDat[7]
6: WrDAt[6]
5: WrDat[5]
4: WrDat[4]
3: WrDat[3]
2: WrDat[2]
1: WrDat[1]
0: WrDat[0]
7:
6:
5:
4:
3: RdAdd[3]
2: RdAdd[2]
1: RdAdd[1]
0: RdAdd[0]
7: RdDat[7]
6: RdDat[6]
5: RdDat[5]
4: RdDat[4]
3: RdDat[3]
2: RdDat[2]
1: RdDat[1]
0: RdDat[0]
Bit Symbol
R/W
R/W
R/W
R/W
R/W
R/W
3:
3:
R
R
R
EPSON
Serial Bus ID Number
Single Bus, Bus ID = 0x3FF
Multiple Bus, Bus ID is uniquely specifying
Self Node's Physical ID Number
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0:
0: Normal
0: Normal
0:
0:
PHY Register Read/Write Request Address
PHY Register Write Data
0:
0:
0:
0:
PHY Register Read Address
PHY Register Read Data
Description
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1:
1: PHY Reg Rd Request
1: PHY Reg Wr Request
1:
1:
1:
1:
1:
1:
H.Rst S.Rst B.Rst
0xFF
0xFF
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
0x00
–
–
–
–
–
1
1
1
1
1
1
–
–
–
–
–
–