ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 997

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

39.7.16
Name:
Address:
Access:
• FRCESTALL: Stall Handshake Request Clear
0 = no effect.
1 = clear the STALL request. The next packets from host will not be STALLed.
• 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.
• RX_BK_RDY: Received OUT Data Clear
0 = no effect.
1 = clear the RX_BK_RDY flag of UDPHS_EPTSTAx.
• TX_COMPLT: Transmitted IN Data Complete Clear
0 = no effect.
1 = clear the TX_COMPLT flag of UDPHS_EPTSTAx.
• RX_SETUP/ERR_FL_ISO: Received SETUP/Error Flow Clear
0 = no effect.
1 = clear the RX_SETUP/ERR_FL_ISO flags of UDPHS_EPTSTAx.
• STALL_SNT/ERR_NBTRA: Stall Sent/Number of Transaction Error Clear
0 = no effect.
1 = clear the STALL_SNT/ERR_NBTRA flags of UDPHS_EPTSTAx.
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11
NAK_OUT
31
23
15
–
–
7
–
UDPHS Endpoint Clear Status Register
UDPHS_EPTCLRSTAx [x=0..6]
0x400A4118 [0], 0x400A4138 [1], 0x400A4158 [2], 0x400A4178 [3], 0x400A4198 [4], 0x400A41B8 [5],
0x400A41D8 [6]
Write-only
ERR_FLUSH
TOGGLESQ
NAK_IN/
30
22
14
–
–
6
ERR_NBTRA
STALL_SNT/
FRCESTALL
29
21
13
–
–
5
ERR_FL_ISO
RX_SETUP/
28
20
12
–
–
4
–
27
19
11
–
–
–
3
–
TX_COMPLT
26
18
10
–
–
2
–
RX_BK_RDY
SAM3U Series
SAM3U Series
25
17
–
–
9
1
–
24
16
–
–
8
–
0
–
997
997