LSI 53C810A technical manual IX-7

SCSI I_O/ bit 5-25

SCSI input data latch register 5-65SCSI instructions

block move 6-5I/O 6-13load/store 6-39memory move 6-36read/write 6-23

SCSI interrupt enable one register 5-50SCSI interrupt enable zero register 5-48SCSI interrupt pending bit 5-28

SCSI interrupt status one register 5-53SCSI interrupt status zero register 5-51SCSI isolation bit 5-61

SCSI longitudinal parity register 5-54SCSI loopback mode bit 5-62SCSI low level mode 5-63

SCSI MSG/ bit 5-25

SCSI output control latch register 5-18SCSI output data latch register 5-66SCSI parity error bit 5-49

SCSI phase mismatch - initiator mode bit 5-48SCSI reset condition bit 5-49

SCSI RST/ received bit 5-53SCSI RST/ signal bit 5-23SCSI SCRIPTS operation 6-2SCSI SDP0/ parity signal bit 5-23SCSI selected as ID bits 5-60SCSI selector ID register 5-19SCSI status one register 5-24SCSI status two register 5-25SCSI status zero register 5-22

SCSI synchronous offset maximum bit 5-61SCSI synchronous offset zero bit 5-60SCSI synchronous transfer period bits 5-12SCSI test one register 5-61

SCSI test three register 5-63SCSI test two register 5-62SCSI test zero register 5-60SCSI timer one register 5-58SCSI timer zero register 5-57SCSI timings 7-27

SCSI transfer register 5-12

SCSI true end of process bit 5-31SCSI valid bit 5-19

SCTRL/ 4-9

SD/[15:0] 4-9SDID register 5-15SDP/ bit 5-23SDP/[1:0] 4-9SDPL bit 5-24SDU bit 5-9

SEL bit 5-18,5-20,5-48,5-52SEL bits 5-58

select with SATN/ on a start sequence bit 5-4selected bit 5-48,5-52

selection

during reselection 2-11during selection 2-11response to 2-11

selection or reselection time-out bit 5-50STO bit 5-54

selection response logic test bit 5-60selection time-out bits 5-58

SEM bit 5-27semaphore bit 5-27

SERR/ 4-8

SFBR register 5-17SGE bit 5-48,5-52

shadow register test mode bit 5-35SI_O bit 5-20

SI_O/ status bit 5-20SIDL bit 5-22

SIDL least significant byte full bit 5-22SIDL register 5-65

SIEN0 register 5-48SIEN1 register 5-50

signal process bit 5-27,5-31SIGP bit 5-27,5-31

single step interrupt bit 5-21,5-44single-ended operation 2-11single-step mode bit 5-46

SIO/ 4-9SIOM bit 5-42SIP bit 5-28

SIR bit 5-21,5-44SISO bit 5-61SIST0 register 5-51SIST1 register 5-53SLB bit 5-62SLPAR register 5-54SLT bit 5-60SMSG/ 4-9

SMSG/ status bit 5-20SOCL register 5-18

SODL least significant byte full bit 5-23SODL register 5-66

SODR least significant byte full bit 5-22software reset bit 5-27

SOM bit 5-61

source I/O-memory enable bit 5-42SOZ bit 5-60

SRE bit 5-11SREQ/ 4-9

SREQ/ status bit 5-20SRST bit 5-27SRST/ 4-9

SRTM bit 5-35SSAID bits 5-60SSEL/ 4-9

SSEL/ status bit 5-20SSI bit 5-21,5-44SSID register 5-19SSM bit 5-46

SST bit 5-8

SSTAT0 register 5-22SSTAT1 register 5-24SSTAT2 register 5-25stacked interrupts 2-19START bit 5-4

start DMA operation bit 5-46start SCSI transfer bit 5-8start sequence bit 5-4STD bit 5-46

STEST0 register 5-60STEST1 register 5-61STEST2 register 5-62STEST3 register 5-63STIME0 register 5-57STIME1 register 5-58STO bit 5-50

stop 4-7

Index IX-7