AT83C51SND1C_03 ATMEL [ATMEL Corporation], AT83C51SND1C_03 Datasheet - Page 106

• Manufacturer Part Number: AT83C51SND1C_03
• Description: Single-Chip Flash Microcontroller with MP3 Decoder and Human Interface
• Manufacturer: ATMEL [ATMEL Corporation]

106
AT8xC51SND1C
Table 99. UEPIEN Register
UEPIEN (S:C2h) – USB Endpoint Interrupt Enable Register
Reset Value = 0000 0000b
Table 100. UEPDATX Register
UEPDATX (S:CFh) – USB Endpoint X FIFO Data Register (X = EPNUM set in UEPNUM)
Reset Value = XXh
Number
Number
FDAT7
7 - 3
7 - 0
Bit
Bit
7
2
1
0
7
-
Mnemonic Description
Mnemonic Description
EP2INTE
EP1INTE
EP0INTE
FDAT7:0
FDAT6
Bit
Bit
6
6
-
-
Reserved
The value read from these bits is always 0. Do not set these bits.
Endpoint 2 Interrupt Enable Bit
Set to enable the interrupts for endpoint 2.
Clear this bit to disable the interrupts for endpoint 2.
Endpoint 1 Interrupt Enable Bit
Set to enable the interrupts for the endpoint 1.
Clear to disable the interrupts for the endpoint 1.
Endpoint 0 Interrupt Enable Bit
Set to enable the interrupts for the endpoint 0.
Clear to disable the interrupts for the endpoint 0.
Endpoint X FIFO Data
Data Byte to be written to FIFO or data Byte to be read from the FIFO, for the
Endpoint X (see EPNUM).
FDAT5
5
5
-
FDAT4
4
4
-
FDAT3
3
3
-
EP2INTE
FDAT2
2
2
EP1INTE
FDAT1
1
1
4109E–8051–06/03
EP0INTE
FDAT0
0
0