CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Preliminary User’s Manual U19014EJ1V0UD
287
(4) UF0 EPNAK mask register (UF0ENM)
This register controls masking a write access to the UF0EN register.
This register can be read or written in 8-bit units.
Be sure to clear bits 7 to 3, 1, and 0. If these bits are set to 1, the operation is not guaranteed.
0
UF0ENM
0
5
0
0
3
0
2
BKO1NKM
1
0
0
Address
FF63H
After reset
00H
0
4
6
7
Bit position
Bit name
Function
2
BKO1NKM
This bit specifies whether a write access to bit 2 (BKO1NK) of the UF0EN register is
masked or not.
1: Do not mask.
0: Mask (default value).
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