CHAPTER 12 USB FUNCTION CONTROLLER (USBF)
Preliminary User’s Manual U19014EJ1V0UD
301
(16) UF0 INT mask 0 register (UF0IM0)
This register controls masking of the interrupt sources indicated by the UF0IS0 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.
BUS
RSTM
UF0IM0
RSU
SPDM
5
0
3
0
2
SET
RQM
1
CLR
RQM
EP
HALTM
Address
FF37H
After reset
00H
0
4
0
6
7
Bit position
Bit name
Function
7
BUSRSTM
This bit masks the Bus Reset interrupt.
1: Mask
0: Do not mask (default value)
6
RSUSPDM
This bit masks the Resume/Suspend interrupt.
1: Mask
0: Do not mask (default value)
2
SETRQM
This bit masks the SET_RQ interrupt.
1: Mask
0: Do not mask (default value)
1
CLRRQM
This bit masks the CLR_RQ interrupt.
1: Mask
0: Do not mask (default value)
0
EPHALTM
This bit masks the EP_Halt interrupt.
1: Mask
0: Do not mask (default value)
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