at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 99

• Manufacturer Part Number: at85c51snd3b
• Description: Single-chip Digital Audio Decoder - Encoder With Usb 2.0 Interface
• Manufacturer: ATMEL Corporation

7632C–MP3–11/06
Reset Value = 0000 0000b
Number
Bit
3
2
1
0
Mnemonic Description
ROLEEXI
BCERRI
VBERRI
SRPI
Bit
Role Exchange Interrupt Flag
Set by hardware when the USB controller has successfully swapped its mode,
due to an HNP negotiation: Host to Device or Device to Host.
Shall be cleared by software. See for more details.
B-Connection Error Interrupt Flag
Set by hardware when an error occur during the B-Connection.
Shall be cleared by software.
V-Bus Error Interrupt Flag
Set by hardware when a drop on VBus has been detected.
Shall be cleared by software.
SRP Interrupt Flag
Set by hardware when a SRP has been detected. Shall be used in the Host
mode only.
Shall be cleared by software.
AT85C51SND3B
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