Rainbow Electronics AT89C51SND1C - Manual (Page 98)

98
AT8xC51SND1C
4109E–8051–06/03
Figure 69. USB Interrupt Control Block Diagram
TXCMP
UEPSTAX.0
RXOUTB0
UEPSTAX.1
RXSETUP
UEPSTAX.2
STLCRC
UEPSTAX.3
EPXIE
UEPIEN.X
EPXINT
UEPINT.X
SOFINT
USBINT.3
ESOFINT
USBIEN.3
SPINT
USBINT.0
ESPINT
USBIEN.0
EUSB
IE1.6
Endpoint X (X = 0..2)
EORINT
USBINT.4
WUPCPU
USBINT.5
EWUPCPU
USBIEN.5
RXOUTB1
UEPSTAX.6
EEORINT
USBIEN.4
NAKOUT
UEPCONX.5
NAKIN
UEPCONX.4 NAKIEN
UEPCONX.6