S1R72105 Technical Manual
14
EPSON
Rev.1.0
Address Type Register
name
Default
value
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
20h R/W MAININTS
00h GOOD
SABT
EXEC
SCSI1
SCSI2 - DTCMP
ASCMP
21h R/W SCSIINT1
00h SPERR
IDERR
SELTO
SATN
BFREE
ILPHS
SCSEL
WOATN
22h R/W SCSIINT2
00h -
SRST OFERR UNDEF CMDER RESEL SEL LARBT
23h
-
-
-
-
-
-
-
-
-
-
-
24h
-
-
-
-
-
-
-
-
-
-
-
25h
-
-
-
-
-
-
-
-
-
-
-
26h
-
-
-
-
-
-
-
-
-
-
-
27h
-
-
-
-
-
-
-
-
-
-
-
28h
-
-
-
-
-
-
-
-
-
-
-
29h R/W
SCSIMODE0 00h -
-
- ULTRA
AUTO1
AUTO2
AN_C AN_D
2Ah R/W SCSIMODE1
00h STPPE
ATNPE
STATN
AUTO RINH SINH DACS
SPCEN
2Bh R/W SCSICTL
00h ACK ATN SEL BSY REQ MSG I/O C/D
2Ch R/W SCSIDATA
00h DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
2Dh
R/W SYNCMODE
00h
RATE3 RATE2 RATE1 RATE0 OFF3 OFF2 OFF1 OFF0
2Eh R/W OWNID
00h -
-
-
-
- OID2
OID1
OID0
2Fh R/W
SDID
xxh
- SID2 SID1 SID0 - DID2
DID1
DID0
30h R/W SELTIME
00h ST7 ST6 ST5 ST4 ST3 ST2 ST1 ST0
31h R/W FIFOCTL
01h -
-
-
-
- FCLR
FULL
EMPTY
32h R/W FIFODATA
xxh FD7 FD6 FD5 FD4 FD3 FD2 FD1 FD0
33h R/W NDMASIZE
FFh
NSZ7 NSZ6 NSZ5 NSZ4 NSZ3 NSZ2 NSZ1 NSZ0
34h
R/W COMMAND
00h
CMD7 CMD6 CMD5 CMD4 CMD3 CMD2 CMD1 CMD0
35h
-
-
-
-
-
-
-
-
-
-
-
36h
-
-
-
-
-
-
-
-
-
-
-
37h
-
-
-
-
-
-
-
-
-
-
-
38h
-
-
-
-
-
-
-
-
-
-
-
39h
-
-
-
-
-
-
-
-
-
-
-
3Ah
-
-
-
-
-
-
-
-
-
-
-
3Bh
-
-
-
-
-
-
-
-
-
-
-
3Ch
-
-
-
-
-
-
-
-
-
-
-
3Dh
-
-
-
-
-
-
-
-
-
-
-
3Eh R
TEST
00h TM2
TM1
TM0
USEL1
USEL0
OFST
SCBC
DMBC
3Fh R/W REVISION
00h
REV7 REV6 REV5 REV4 REV3 REV2 REV1 REV0