Tandberg Data SLR7-140 PROGRAMMER Manual page 233

DImm
DTDC
First Burst Size
Tandberg Data
The Disconnect Immediate (DImm) bit must be set to 0, it
is not changeable (the Drive may transfer data for a
command during the same interconnect tenancy in which it
receives the command).
The Data Transfer Disconnect Control field must be set
to 00h, this field is not changeable (data transfer
disconnect control is not used).
The First Burst Size field must be set to zero, it is
not changeable (there is no first burst size limit).
14-15 Tandberg SLR Product Line SCSI Functional Specifications
Mode Select