SAA7385 Datasheet, PDF (42/64 Pages) NXP Semiconductors – Error correction and host interface IC for CD-ROM SEQUOIA

Philips Semiconductors
Error correction and host interface IC for
CD-ROM (SEQUOIA)
Preliminary specification
SAA7385
Table 69 CONFIG1 to CONFIG4 field descriptions
FIELD
MyBusID
CTEST
PCHK
PTEST
SRD
SLOW
DPE
RPE
BPA
SCSI2
DHZ
EBC
FE
RFB
T8
ADMA
SRB
FCLK
FSCSI
CDB10
QTE
IMRC
BBTE
TEST
EAN
DESCRIPTION
ID of SCSI controller
chip test mode enable
enable parity checking
parity test mode
SCSI reset reporting interrupt disable
slow cable mode
DMA parity enable
register parity enable
target bad parity abort
allows support for SCSI-2 features
DREQ high impedance
enable byte control
features enable
reserve FIFO byte
threshold eight
alternate DMA mode
save residual byte
fast clock
fast SCSI
allows 10-byte group-2 commands to be recognized
queue tag enable
ID message reserve check
back-to-back transfer enable
transfer count test mode
enable active negation
Table 70 Clock conversion factor: 0xF0B5 - 54CF94 address 0x09; note 1
DATA BYTE
MNEMONIC R/W
7
6
5
4
3
CLOCK
W
−
−
−
−
−
Note
1. This register must be set in accordance with the clock input frequency.
2
1
0
CONVERT7 to CONVERT0
Table 71 CLOCK Field Descriptions
FIELD
CONVERT7 to CONVERT0
clock conversion factor
DESCRIPTION
1996 Jun 19
42