Datasheet

V850ES/JG3-H, V850ES/JH3-H CHAPTER 21 USB FUNCTION CONTROLLER (USBF)
R01UH0042EJ0500 Rev.5.00 Page 1205 of 1513
Aug 12, 2011
Figure 21-24. CPUDEC Request for Control Transfer (11/12)
(d) Control transfer (without data stage) (1/2)
D
Yes
STG = 1?
(UF0IS1)
No
Yes
IN token received?
No
E0DED = 1
(UF0DEND)
E0IN = 1 (UF0IS1)
STG = 1 (UF0IS1)
INTUSBF0 active
Reading UF0ISn register
EP0WC = 1
(UF0FIC0)
G
Request processing aborted
No
PROT = 1?
(UF0IS1)
Yes
IN token of status phase
N
Illegal processing
Remarks 1. n = 0, 1
2. ♦: Processing by hardware