at85c51snd3b ATMEL Corporation, at85c51snd3b Datasheet - Page 137

• 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
Table 134. UHIEN Register
UHIEN (1.DAh) – USB Host General Interrupt Enable Register
Number
Number
Bit
Bit
4
3
2
1
0
7
7
6
5
4
3
2
1
-
Mnemonic Description
Mnemonic Description
RXRSME
RSMEDE
RXRSMI
RSMEDI
DCONNI
HWUPE
HWUPE
DDISCE
DDISCI
HSOFE
RSTE
RSTI
Bit
Bit
6
-
Upstream Resume Received Interrupt
Set by hardware when an Upstream Resume has been received from the
Device.
Shall be cleared by software. Setting by software has no effect.
Downstream Resume Sent Interrupt
Set by hardware when a Downstream Resume has been sent to the Device.
Shall be cleared by software. Setting by software has no effect.
USB Reset Sent Interrupt
Set by hardware when a USB Reset has been sent to the Device.
Shall be cleared by software. Setting by software has no effect.
Device Disconnection Interrupt
Set by hardware when the device has been removed from the USB bus.
Shall be cleared by software. Setting by software has no effect.
Device Connection Interrupt
Set by hardware when a new device has been connected to the USB bus.
Shall be cleared by software. Setting by software has no effect.
Reserved
The value read from this bit is always 0. Do not set this bit.
Host Wake-Up Interrupt Enable
Set this bit to enable HWUP interrupt.
Clear this bit to disable HWUP interrupt.
Host Start Of frame Interrupt Enable
Set this bit to enable HSOF interrupt.
Clear this bit to disable HSOF interrupt.
Upstream Resume Received Interrupt Enable
Set this bit to enable the RXRSMI interrupt.
Clear this bit to disable the RXRSMI interrupt.
Downstream Resume Sent Interrupt Enable
Set this bit to enable the RSMEDI interrupt.
Clear this bit to disable the RSMEDI interrupt.
USB Reset Sent Interrupt Enable
Set this bit to enable the RSTI interrupt.
Clear this bit to disable the RSTI interrupt.
Device Disconnection Interrupt Enable
Set this bit to enable the DDISCI interrupt.
Clear this bit to disable the DDISCI interrupt.
HSOFE
5
RXRSME
4
RSMEDE
3
AT85C51SND3B
RSTE
2
DDISCE
1
DCONNE
0
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