at85c51snd3 ATMEL Corporation, at85c51snd3 Datasheet - Page 114

• Manufacturer Part Number: at85c51snd3
• Description: At85c51snd3 Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

114
AT85C51SND3B
Figure 63. USB Device Controller Endpoint Interrupt System
Processing interrupts are generated when the following events are triggered:
•
•
•
Exception Interrupts are generated when the following events are triggered:
•
•
•
•
•
•
UESTA0X.6
UNDERFI
UESTA0X.5
NAKOUTI
OVERFI
RXOUTI
RXSTPI
UEINTX.6
UEINTX.4
UEINTX.3
UEINTX.2
UEINTX.1
UEINTX.0
NAKINI
STALLI
TXINI
TXINI: ready to accept IN data
RXOUTI: OUT data received
RXSTPI: SETUP received
STALLI: stalled packet
STALLI: CRC error on OUT in isochronous mode
OVERFI: overflow in isochronous mode
UNDERFI: underflow in isochronous mode
NAKINI: NAK IN sent
NAKOUTI: NAK OUT sent
RXSTPE
NAKINE
STALLE
UEIENX.6
UEIENX.3
UEIENX.1
NAKOUTE
RXOUTE
FLERRE
UEIENX.7
UEIENX.4
UEIENX.2
UEIENX.0
TXINE
Endpoint n (n= 0-6)
EPINTn
UEINT.n
7632D–MP3–01/07
Endpoints
Interrupt