NEC mPD78F0730 Preliminary User's Manual page 372

UF0E0L register data is
read up to the value read
by the UF0E0R register.
♦: Processing by hardware
Remark
372
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CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Figure 12-19. CPUDEC Request for Control Transfer (8/12)
(c) Control transfer (write) (2/4)
K
E0ODT = 1?
(UF0IS1)
Yes
Updating data length
of UF0E0L register
Reading UF0E0R register
Data length other than 0?
No
E0ODT = 0 (UF0IS1)
EP0R = 0 (UF0EPS0)
EP0NKR = 0 (UF0E0N)
Updating data length
of UF0E0L register
OUT token received?
No
IN token received?
Yes
L
Preliminary User's Manual U19014EJ1V0UD
No
Illegal processing
Yes
Data length = Data length − 1
Yes
C
No