Datasheet

V850ES/JG3-H, V850ES/JH3-H CHAPTER 21 USB FUNCTION CONTROLLER (USBF)
R01UH0042EJ0500 Rev.5.00 Page 1203 of 1513
Aug 12, 2011
Figure 21-24. CPUDEC Request for Control Transfer (9/12)
(c) Control transfer (write) (3/4)
L
INTUSBF0 active
No
STG = 1?
(UF0IS1)
Yes
STG = 1 (UF0IS1)
E0IN = 1 (UF0IS1)
Reading UF0ISn register
G
Clearing read data
No
PROT = 1?
(UF0IS1)
Yes
Request processing
EP0WC = 1
(UF0FIC0)
E0DED = 1
(UF0DEND)
M
Illegal processing
Remarks 1. n = 0, 1
2. ♦: Processing by hardware