LSI 53C810A Manuel D’Utilisation

LSI

Register Summary

A-3

Scratch Byte Register (SBR)

Scratch Register A (SCRATCHA)

0x34–0x37 (0xB4–0xB7)

SCSI Bus Control Lines (SBCL)

SCSI Bus Data Lines (SBDL)

SCSI Chip ID (SCID)

SCSI Control One (SCNTL1)

SCSI Control Three (SCNTL3)

SCSI Control Two (SCNTL2)

SCSI Control Zero (SCNTL0)

SCSI Destination ID (SDID)

SCSI First Byte Received (SFBR)

SCSI Input Data Latch (SIDL)

SCSI Interrupt Enable One (SIEN1)

SCSI Interrupt Enable Zero (SIEN0)

SCSI Interrupt Status One (SIST1)

SCSI Interrupt Status Zero (SIST0)

SCSI Longitudinal Parity (SLPAR)

SCSI Output Control Latch (SOCL)

SCSI Output Data Latch (SODL)

SCSI Selector ID (SSID)

SCSI Status One (SSTAT1)

SCSI Status Two (SSTAT2)

SCSI Status Zero (SSTAT0)

SCSI Test One (STEST1)

SCSI Test Three (STEST3)

Table A.2

SCSI Registers

Register Name

Address

Read/Write

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