CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Preliminary User’s Manual U19014EJ1V0UD
302
(17) UF0 INT mask 1 register (UF0IM1)
This register controls masking of the interrupt sources indicated by the UF0IS1 register.
This register can be read or written in 8-bit units.
FW can mask occurrence of an interrupt request (INTUSB0B) from USBF by writing 1 to the corresponding bit
of this register.
UF0IM1
5
E0
INDTM
3
SUCESM
2
STGM
1
PROTM
CPU
DECM
Address
FF38H
After reset
00H
0
4
E0
ODTM
6
E0INM
7
0
Bit position
Bit name
Function
6
E0INM
This bit masks the EP0IN interrupt.
1: Mask
0: Do not mask (default value)
5
E0INDTM
This bit masks the EP0INDT interrupt.
1: Mask
0: Do not mask (default value)
4
E0ODTM
This bit masks the EP0OUTDT interrupt.
1: Mask
0: Do not mask (default value)
3
SUCESM
This bit masks the Success interrupt.
1: Mask
0: Do not mask (default value)
2
STGM
This bit masks the Stg interrupt.
1: Mask
0: Do not mask (default value)
1
PROTM
This bit masks the Protect interrupt.
1: Mask
0: Do not mask (default value)
0
CPUDECM
This bit masks the CPUDEC interrupt.
1: Mask
0: Do not mask (default value)
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