PIC18F2450/4450
2006 Microchip Technology Inc.
Advance Information
DS39760A-page 147
14.5.4
USB ERROR INTERRUPT ENABLE
REGISTER (UEIE)
The USB Error Interrupt Enable register (Register 14-10)
contains the enable bits for each of the USB error
interrupt sources. Setting any of these bits will enable the
respective error interrupt source in the UEIR register to
propagate into the UERR bit at the top level of the
interrupt logic.
As with the UIE register, the enable bits only affect the
propagation
of
an
interrupt
condition
to
the
microcontroller’s interrupt logic. The flag bits are still
set by their interrupt conditions, allowing them to be
polled and serviced without actually generating an
interrupt.
REGISTER 14-10: UEIE: USB ERROR INTERRUPT ENABLE REGISTER
R/W-0
U-0
R/W-0
BTSEE
BTOEE
DFN8EE
CRC16EE
CRC5EE
PIDEE
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
BTSEE: Bit Stuff Error Interrupt Enable bit
1
= Bit stuff error interrupt enabled
0
= Bit stuff error interrupt disabled
bit 6-5
Unimplemented: Read as ‘0’
bit 4
BTOEE: Bus Turnaround Time-out Error Interrupt Enable bit
1
= Bus turnaround time-out error interrupt enabled
0
= Bus turnaround time-out error interrupt disabled
bit 3
DFN8EE: Data Field Size Error Interrupt Enable bit
1
= Data field size error interrupt enabled
0
= Data field size error interrupt disabled
bit 2
CRC16EE: CRC16 Failure Interrupt Enable bit
1
= CRC16 failure interrupt enabled
0
= CRC16 failure interrupt disabled
bit 1
CRC5EE: CRC5 Host Error Interrupt Enable bit
1
= CRC5 host error interrupt enabled
0
= CRC5 host error interrupt disabled
bit 0
PIDEE: PID Check Failure Interrupt Enable bit
1
= PID check failure interrupt enabled
0
= PID check failure interrupt disabled
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