S1R72803F00A
EPSON
35
Address
Register Name
Bit Symbol
R/W
Description
H.Rst S.Rst B.Rst
0x48
UsedRxHdrPtr_H
7:
Write is ignore
6:
Read always zero
5:
4: URHP[12]
0x00
0x00
–
3: URHP[11]
2: URHP[10]
1: URHP[9]
R/W
Received Packet Header Area Used Pointer
0: URHP[8]
0x49
UsedRxHdrPtr_L
7: URHP[7]
6: URHP[6]
5: URHP[5]
4:
0x00
0x00
–
3:
Write is ignore
2:
Read is always zero
1:
0:
0x4A
UsedRxORBPtr_H
7:
Write is ignore
6:
Read is always zero
5:
4: UOP[12]
0x00
0x00
–
3: UOP[11]
2: UOP[10]
1: UOP[9]
0: UOP[8]
0x4B
UsedRxORBPtr_L
7: UOP[7]
R/W
Received Packet ORB Data Area Used Pointer
6: UOP[6]
5: UOP[5]
4: UOP[4]
0x00
0x00
–
3: UOP[3]
2: UOP[2]
1:
Write is ignore
0:
Read is always zero
0x4C
IDE_RxStreamPtr_H
7:
Write is ignore
6:
Read is always zero
5:
4: IRSP[12]
0x00
0x00
–
3: IRSP[11]
2: IRSP[10]
1: IRSP[9]
0: IRSP[8]
0x4D
IDE_RxStreamPtr_L
7: IRSP[7]
R/W
Received Packet Stream Data Area IDE Pointer
6: IRSP[6]
5: IRSP[5]
4: IRSP[4]
0x00
0x00
–
3: IRSP[3]
2: IRSP[2]
1:
Write is ignore
0:
Read is always zero
0x4E
IDE_TxStreamPtr_H
7:
Write is ignore
6:
Read is always zero
5:
4: ITSP[12]
0x00
0x00
–
3: ITSP[11]
2: ITSP[10]
1: ITSP[9]
0: ITSP[8]
0x4F
IDE_TxStreamPtr_L
7: ITSP[7]
R/W
Transmit Packet Stream Data Area IDE Pointer
6: ITSP[6]
5: ITSP[5]
4: ITSP[4]
0x00
0x00
–
3: ITSP[3]
2: ITSP[2]
1:
Write is ignore
0:
Read is always zero
