Toshiba H1 Series - Manual (Page 457)

TMP92CZ26A
92CZ26A-454
(3) USB control flow chart
(a) Transaction for standard request (Outline flowchart (Example))
USB interrupt
Call USBINT0 function
Judge Interrupt
SETUP
transaction
ENDPOINT 0
transaction
STATUS
transaction
STATUS NAK
transaction
ENDPOINT 1
transaction