Address offset: 0x504 + (n × 0x18)
Host Channel Split Control Register 0
This register contains the Split characteristics of the Host Channel.
| Bit number | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |||
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| ID | E | D | C | C | B | B | B | B | B | B | B | A | A | A | A | A | A | A | |||||||||||||||||
| Reset 0x00000000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||
| ID | R/W | Field | Value ID | Value | Description | ||||||||||||||||||||||||||||||
| A |
RW |
PRTADDR |
Port Address (PrtAddr) This field is the port number of the recipient transaction translator. |
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| B |
RW |
HUBADDR |
Hub Address (HubAddr) This field holds the device address of the transaction translator's hub. |
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| C |
RW |
XACTPOS |
Transaction Position (XactPos) This field is used to determine whether to send all, first, middle, or last payloads with each OUT transaction. |
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MIDDLE |
0 |
Mid. This is the middle payload of this transaction (which is larger than 188 bytes) |
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END |
1 |
End. This is the last payload of this transaction (which is larger than 188 bytes) |
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BEGIN |
2 |
Begin. This is the first data payload of this transaction (which is larger than 188 bytes) |
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ALL |
3 |
All. This is the entire data payload of this transaction (which is less than or equal to 188 bytes) |
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| D |
RW |
COMPSPLT |
Do Complete Split (CompSplt) The application sets this field to request the OTG host to perform a complete split transaction. |
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NOSPLIT |
0 |
No complete split transaction |
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SPLIT |
1 |
Complete Split transaction |
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| E |
RW |
SPLTENA |
Split Enable (SpltEna) The application sets this field to indicate that this channel is enabled to perform split transactions. |
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DISABLED |
0 |
Split not enabled |
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ENABLED |
1 |
Split enabled |
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