Fujitsu M3097DG Oem Manual page 185

A.7 Command Sequence
This section describes the initial sequence and read sequence.
A.7.1 Initial sequence
Host side
Verify the logical
unit
Verify scanner READY
Check status byte
Receive GOOD status
Recei v e CHECK CONDITION
status
Request sense data
ATTENTION
Receive UNIT
sense data
Verify scanner READY
Check status byte
Receive GOOD status
Receive CHECK CONDITION
status
Request sense data
Receive sense data
NOT READY
HARDWARE ERROR
End (Ready to read)
Abnormal termination
INQUIRY
INQUIRY
data
TEST UNIT READY
Status byte
REQUEST SENSE
Sense data
TEST UNIT READY
Status byte
REQUEST SENSE
Sense data
A.7 Command Sequence
Scanner side
Power ON/reset/initialize
Scanner does not respond
Prepare INQUIRY data
Respond with INQUIRY data
Respond with GOOD status
if READY
Respond with CHECK
CONDITION status if
UNIT ATTENTION
Prepare sense data
Respond with sense data
Clear sense data (Release
UNIT ATTENTION)
Respond with GOOD status
if READY
Respond with CHECK
CONDITION status if
NOT READY
Prepare sense data
Respond with sense data
End (Ready to read)
for 3
Appendix A-115