Scsi Interface Specifications; Basic Specification - Epson ES-1000C Reference Manual

SCSI Interface Specifications

Basic Specification

Any item not included in this specification is in conformance with
ANSI Standard X3.131-1986.
Functions
The following functions covered by ANSI Standard X3.131-1986
are included.
i)
ii)
iii)
iv)
With this device, the LUN (Logical Unit Number) is fixed at 0. The
command link function is not supported.
v)
vi)
vii)
viii)
ix)
Logic Level
TTL level compatible.
Electrical Specification
Conforms to ANSI Standard X3.131-1986.
Terminator
External or internal terminator.
A-8
Interface Specifications
BUS FREE phase
ARBITRATION phase
RESELECTION phase
COMMAND phase
DATA phase - DATA IN phase- DATA OUT phase
STATUS phase
MESSAGE phase- MESSAGE IN phase-MESSAGE OUT
phase
ATTENTION condition
RESET condition