Agfa Snapscan 1212U communication protocol

Write Read Size / bytes Comment
SCSI command header   6-10  
  Transmission status 8 See table below
SCSI command output data   >= 0 Not used by all SCSI commands
  Transmission status 8 See table below
  SCSI command input data >= 0 Not used by all SCSI commands
  Transmission status 8 See table below

Transmission status codes

Code Description
fb 00 00 00 00 00 00 00 Transmission completed
f8 00 00 00 00 00 00 00 Scanner expects a write
f9 00 00 00 00 00 00 00 Scanner expects a read

Henrik Johansson
Last modified: Wed Feb 9 17:28:20 CET 2000