at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 429

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

AT91RM3400
• EPEDS: Endpoint Enable Disable
Read
0 = Endpoint disabled.
1 = Endpoint enabled.
Write
0 = Disable endpoint.
1 = Enable endpoint.
• RXBYTECNT[10:0]: Number of Bytes Available in the FIFO
Read-only.
When the host sends a data packet to the device, the USB device stores the data in the FIFO and notifies the microcontrol-
ler. The microcontroller can load the data from the FIFO by reading RXBYTECENT bytes in the USB_FDRx register.
429
1790A–ATARM–11/03