SAA7380 Datasheet, PDF (12/60 Pages) NXP Semiconductors – Error correction and host interface IC for CD-ROM ELM

Philips Semiconductors
Error correction and host interface IC for
CD-ROM (ELM)
Preliminary specification
SAA7380
Table 2 Sub-CPU registers during read
# AR NAME
0
00000
APCMD/
COMIN
BIT 7
1 00001 IFSTAT CMDI
2 00010 DBCL
3 00011 DBCH
4 00100 HEAD0
5 00101 HEAD1
6 00110 HEAD2
7 00111 HEAD3
8 01000 PTL
9 01001 PTH
10 01010 WAL
11 01011 WAH
12 01100 STAT0 CRCOK
13 01101 STAT1 MINERR
14 01110 STAT2 RMOD3
15 01111 STAT3 VALST
16 10000 PTHH
17 10001 WAHH
18 10010 SUB_L
19 10011 SUB_H
20 10100
21 10101
22 10110
23 10111
24 11000
25 11001 HCON
26 11010 ACMD
27 11011 ASAMT
28 11100 ADCTR
29 11101 ADRSEL
30 11110 AINTR
31 11111 AFEAT
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
ATAPI packet command data/command input register
DTEI
ILSYNC
SECERR
RMOD2
DECI
SUBI
DTBSY
SRSTI/
STBSY
DTEN
STEN
Data Byte Count register bits 7 to 0
Data Byte Count register bits 15 to 8
Minutes/ File Number
Seconds/ Channel Number
Frames/ Submode
Mode/ Coding Information
Block Pointer register bits 7 to 0
Block Pointer register bits 15 to 8
Write Address register bits 7 to 0
Write Address register bits 15 to 8
NOSYNC LBLK USHORT SBLK
ERR
UCEB
BLKERR MODERR SH0ERR SH1ERR SH2ERR SH3ERR
RMOD1 RMOD0 MODE FORM RFORM1 RFORM2
CBLK
Block Pointer register bits 20 to 16
Write Address register bits 20 to 16
Subcode Address register bits 7 to 0
Subcode Address register bits 9 and 8
Oak Host Configuration register
ATAPI Command register
ATAPI SAM TAG register
ATAPI Device Control register
ATAPI Drive Select register
ATAPI Interrupt Reason register
ATAPI Features register
1996 Apr 25
12