Atmel AT85DVK-07 Spezifikationen PDF herunterladen (Seite 114)

114

AT85C51SND3Bx

7632A–MP3–03/06

Figure 63. USB Device Controller Endpoint Interrupt System

Processing interrupts are generated when the following events are triggered:

• TXINI: ready to accept IN data

• RXOUTI: OUT data received

• RXSTPI: SETUP received

Exception Interrupts are generated when the following events are triggered:

• 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

FLERRE

UEIENX.7

RXOUTI

UEINTX.2

RXOUTE

UEIENX.2

RXSTPI

UEINTX.3

RXSTPE

UEIENX.3

NAKINI

UEINTX.6

NAKINE

UEIENX.6

OVERFI

UESTA0X.6

STALLI

UEINTX.1

STALLE

UEIENX.1

TXINI

UEINTX.0

TXINE

UEIENX.0

NAKOUTI

UEINTX.4

NAKOUTE

UEIENX.4

Endpoint

Interrupt

EPINTn

UEINT.n

UNDERFI

UESTA0X.5

Endpoint n (n= 0-6)

1 2 ... 109 110 111 112 113 114 115 116 117 118 119 ... 262 263

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