NEC mPD78F0730 Preliminary User's Manual page 376

Remarks 1. n = 0, 1
2. ♦: Processing by hardware
376
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CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Figure 12-19. CPUDEC Request for Control Transfer (12/12)
(d) Control transfer (without data stage) (2/2)
N
E0INM = 1 (UF0IM1)
STGM = 1 (UF0IM1)
IN token received?
Yes
Transmitting data of Null packet
ACK received?
Yes
SUCES = 1 (UF0IS1)
E0INDT = 1 (UF0IS1)
INTUSB0B active
Reading UF0ISn register
SUCES = 1?
(UF0IS1)
Yes
SUCESC = 0 (UF0IC1)
E0INC = 0 (UF0IC1)
E0INDTC = 0 (UF0IC1)
Request processing
E0INM = 0 (UF0IM1)
CPUDECM = 0 (UF0IM1)
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Preliminary User's Manual U19014EJ1V0UD
No
No
No
Illegal processing