Datasheet

867
SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
37.6.9 UDPHS Endpoint Control Enable Register
Name: UDPHS_EPTCTLENBx [x=0..6]
Address: 0xFFF78104 [0], 0xFFF78124 [1], 0xFFF78144 [2], 0xFFF78164 [3], 0xFFF78184 [4], 0xFFF781A4 [5],
0xFFF781C4 [6]
Access: Write-only
For additional Information, see “UDPHS Endpoint Control Register” on page 871.
• EPT_ENABL: Endpoint Enable
0: No effect.
1: Enable endpoint according to the device configuration.
• AUTO_VALID: Packet Auto-Valid Enable
0: No effect.
1: Enable this bit to automatically validate the current packet and switch to the next bank for both IN and OUT transfers.
• INTDIS_DMA: Interrupts Disable DMA
0: No effect.
1: If set, when an enabled endpoint-originated interrupt is triggered, the DMA request is disabled.
• NYET_DIS: NYET Disable (Only for High Speed Bulk OUT endpoints)
0: No effect.
1: Forces an ACK response to the next High Speed Bulk OUT transfer instead of a NYET response.
• DATAX_RX: DATAx Interrupt Enable (Only for high bandwidth Isochronous OUT endpoints)
0: No effect.
1: Enable DATAx Interrupt.
• MDATA_RX: MDATA Interrupt Enable (Only for high bandwidth Isochronous OUT endpoints)
0: No effect.
1: Enable MDATA Interrupt.
31 30 29 28 27 26 25 24
SHRT_PCKT–––––––
23 22 21 20 19 18 17 16
–––––BUSY_BANK––
15 14 13 12 11 10 9 8
NAK_OUT
NAK_IN/
ERR_FLUSH
STALL_SNT/
ERR_CRISO/
ERR_NBTRA
RX_SETUP/
ERR_FL_ISO
TX_PK_RDY/
ERR_TRANS
TX_COMPLT RX_BK_RDY ERR_OVFLW
76543210
MDATA_RX DATAX_RX – NYET_DIS INTDIS_DMA – AUTO_VALID EPT_ENABL