Samsung S5PC100, User Manual

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USB2.0 HS OTG S5PC100 USER’S MANUAL (REV1.0)
8.10 -64
8.2.42 Device IN Token Sequence Learning Queue Read Register 3 (DTKNQR3, R, Address =
0xED20_0830)
Read from this register returns the next 8 endpoint entries of the learning queue.
DTKNQR3 Bit Description R/W Reset
Value
EPTkn [31:0] Endpoint Token
Four bits per token represent the endpoint number of the token:
•
Bits [31:28]: Endpoint number of Token 21
•
Bits [27:24] : Endpoint number of Token 20
• • •
•
Bits [7:4] : Endpoint number of Token 15
•
Bits [3:0] : Endpoint number of Token 14
R 32'h0
8.2.43 Device IN Token Sequence Learning Queue Read Register 4 (DTKNQR4, R, Address =
0xED20_0834)
Read from this register returns the next 8 endpoint entries of the learning queue.
DTKNQR4 Bit Description R/W Reset
Value
EPTkn [31:0] Endpoint Token
Four bits per token represent the endpoint number of the token:
•
Bits [31:28] : Endpoint number of Token 29
•
Bits [27:24] : Endpoint number of Token 28
• • •
•
Bits [7:4] : Endpoint number of Token 23
•
Bits [3:0] : Endpoint number of Token 22
R 32'h0
8.2.44 Device VBUS Discharge Time Register (DVBUSDIS, R/W, Address = 0xED20_0828)
This register specifies the VBUS discharge time after VBUS pulsing during SRP.
DVBUSDIS Bit Description R/W Reset
Value
Reserved [31:16] - 16'h0
DVBUSDis [15:0] Device VBUS Discharge Time
Specifies the VBUS discharge time after VBUS pulsing during
SRP.
This value equals :
VBUS discharge time in PHY clocks /1,024
R/W 16'h17D7