upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 319

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

(34) UF0 alternative setting status register (UF0ASS)
UF0ASS
Bit position
3 to 1
This register indicates the current status of the Alternative Setting.
This register is read-only, in 8-bit units.
Check this register when the SET_INT interrupt request has been issued.
SET_INTERFACE request is reflected on the UF0IFn register (n = 0 to 4) as well as on this register.
0
0
7
AL5ST3 to
AL5ST1
AL2ST
Bit name
6
0
CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
These bits indicate the current status of the five-series Alternative Setting.
This bit indicates the current status of the two-series Alternative Setting (selected
Alternative Setting number).
5
0
1: Alternative Setting 1
0: Alternative Setting 0
AL5ST3
1
0
0
0
0
Preliminary User’s Manual U19014EJ1V0UD
4
0
AL5ST2
0
1
1
0
0
AL5ST3
3
AL5ST1
AL5ST2
0
1
0
1
0
2
Function
Alternative Setting 4
Alternative Setting 3
Alternative Setting 2
Alternative Setting 1
Alternative Setting 0
AL5ST1
1
Selected Alternative Setting number
AL2ST
0
The value received by the
Address
FF72H
After reset
00H
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