Toshiba TLCS-900/H1 Series Manual page 300

(c-19) Dummy function for not using maskable interrupts.
•
Transaction performs nothing, therefore outline flow is skipped.
(c-20) Request evaluation transaction. If transaction result is error, it initiates
STALL command.
Start
Is request right?
End
(c-21) SETUP stage transaction
Start
Is request right?
Stage information = SETUP stage
Request transaction
End
92CH21-298
No
Yes
No
Yes
TMP92CH21
Error transaction
2009-06-19