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AT91SAM9G20_1 Datasheet, PDF (697/832 Pages) ATMEL Corporation – AT91 ARM Thumb Microcontrollers
AT91SAM9G20 Preliminary
• BIT12: UDP_IMR Bit 12
Bit 12 of UDP_IMR cannot be masked and is always read at 1.
• WAKEUP: USB Bus WAKEUP Interrupt
0 = USB Bus Wakeup Interrupt is disabled.
1 = USB Bus Wakeup Interrupt is enabled.
Note:
When the USB block is in suspend mode, the application may power down the USB logic. In this case, any USB HOST resume
request that is made must be taken into account and, thus, the reset value of the RXRSM bit of the register UDP_IMR is
enabled.
6384D–ATARM–04-May-09
697