upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 385

• Manufacturer Part Number: upd78f0730
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

12.7.4 Suspend/Resume processing
example is given below.
How Suspend/Resume processing is performed differs depending on the configuration of the system.
Remarks 1. n = 0, 1
2. ♦: Processing by hardware
Figure 12-24. Example of Suspend/Resume Processing (1/3)
Reading UF0EPS1 register
CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Reading UF0ISn register
FW Suspend
RSUSPD = 1 (UF0IS0)
RSUM = 1 (UF0EPS1)
Suspend detected?
INTUSB0B
RSUSPD = 1?
RSUSPDC = 0
RSUM = 1?
(UF0EPS1)
(a) Example of Suspend processing
(UF0IS0)
(UF0IC0)
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Preliminary User’s Manual U19014EJ1V0UD
END
Yes
Yes
Yes
processing
active
No
No
No
Illegal processing
Illegal processing
One
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