Cypress CY7C67200 Computer Drive User Manual


 
CY7C67200
Document #: 38-08014 Rev. *G Page 30 of 78
Device n Endpoint n Address Register [R/W]
Device n Endpoint 0 Address Register [Device 1: 0x0202 Device 2: 0x0282]
Device n Endpoint 1 Address Register [Device 1: 0x0212 Device 2: 0x0292]
Device n Endpoint 2 Address Register [Device 1: 0x0222 Device 2: 0x02A2]
Device n Endpoint 3 Address Register [Device 1: 0x0232 Device 2: 0x02B2]
Device n Endpoint 4 Address Register [Device 1: 0x0242 Device 2: 0x02C2]
Device n Endpoint 5 Address Register [Device 1: 0x0252 Device 2: 0x02D2]
Device n Endpoint 6 Address Register [Device 1: 0x0262 Device 2: 0x02E2]
Device n Endpoint 7 Address Register [Device 1: 0x0272 Device 2: 0x02F2]
Figure 31. Device n Endpoint n Address Register
Register Description
The Device n Endpoint n Address register is used as the base pointer into memory space for the current Endpoint transaction.
There are a total of eight endpoints for each of the two ports. All endpoints have the same definition for their Device n Endpoint
n Address register.
Address (Bits [15:0])
The Address field sets the base address for the current transaction on a signal endpoint.
Device n Endpoint n Count Register [R/W]
Device n Endpoint 0 Count Register [Device 1: 0x0204 Device 2: 0x0284]
Device n Endpoint 1 Count Register [Device 1: 0x0214 Device 2: 0x0294]
Device n Endpoint 2 Count Register [Device 1: 0x0224 Device 2: 0x02A4]
Device n Endpoint 3 Count Register [Device 1: 0x0234 Device 2: 0x02B4]
Device n Endpoint 4 Count Register [Device 1: 0x0244 Device 2: 0x02C4]
Device n Endpoint 5 Count Register [Device 1: 0x0254 Device 2: 0x02D4]
Device n Endpoint 6 Count Register [Device 1: 0x0264 Device 2: 0x02E4]
Device n Endpoint 7 Count Register [Device 1: 0x0274 Device 2: 0x02F4]
Figure 32. Device n Endpoint n Count Register
Bit # 15 14 13 12 11 10 9 8
Field Address...
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
Default X X X X X X X X
Bit # 7 6 5 4 3 2 1 0
Field ...Address
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
Default X X X X X X X X
Bit # 15 14 13 12 11 10 9 8
Field Reserved Count...
Read/Write - - - - - - R/W R/W
Default X X X X X X X X
Bit # 7 6 5 4 3 2 1 0
Field ...Count
Read/Write R/W R/W R/W R/W R/W R/W R/W R/W
Default X X X X X X X X
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