Datasheet

557
SAM9X35 [DATASHEET]
11055E–ATARM–10-Mar-2014
32.7.18 UDPHS Endpoint Clear Status Register (Isochronous Endpoint)
Name: UDPHS_EPTCLRSTAx [x=0..6] (ISOENDPT)
Address: 0xF803C118 [0], 0xF803C138 [1], 0xF803C158 [2], 0xF803C178 [3], 0xF803C198 [4], 0xF803C1B8 [5],
0xF803C1D8 [6]
Access: Write-only
This register view is relevant only if EPT_TYPE=0x1 in “UDPHS Endpoint Configuration Register” on page 538
For additional Information, see “UDPHS Endpoint Status Register (Isochronous Endpoint)” on page 561.
• TOGGLESQ: Data Toggle Clear
0 = No effect.
1 = Clear the PID data of the current bank
For OUT endpoints, the next received packet should be a DATA0.
For IN endpoints, the next packet will be sent with a DATA0 PID.
• RXRDY_TXKL: Received OUT Data Clear
0 = No effect.
1 = Clear the RXRDY_TXKL flag of UDPHS_EPTSTAx.
• TX_COMPLT: Transmitted IN Data Complete Clear
0 = No effect.
1 = Clear the TX_COMPLT flag of UDPHS_EPTSTAx.
• ERR_FL_ISO: Error Flow Clear
0 = No effect.
1 = Clear the ERR_FL_ISO flags of UDPHS_EPTSTAx.
• ERR_CRC_NTR: Number of Transaction Error Clear
0 = No effect.
1 = Clear the ERR_CRC_NTR flags of UDPHS_EPTSTAx.
• ERR_FLUSH: Bank Flush Error Clear
0 = No effect.
1 = Clear the ERR_FLUSH flags of UDPHS_EPTSTAx.
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
––––––––
15 14 13 12 11 10 9 8
– ERR_FLUSH ERR_CRC_NT
R
ERR_FL_ISO – TX_COMPLT RXRDY_TXKL –
76543210
–TOGGLESQ––––––