USB2.0集线器HUB
USB2.0集线器SetHubFeature
2023-04-13
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SetHubFeature用于设置集线器的特性。
| Request | bmRequestType | bRequest | wValue | wIndex | wLength |
|---|---|---|---|---|---|
| SetHubFeature | 00100000B (0x20) | SET_FEATURE(0x03) | FeatureSelector | 0 | 0 |
bRequest可有：
| 请求 | 目标 | 值 |
|---|---|---|
| C_HUB_LOCAL_POWER | Hub | 0 |
| C_HUB_OVER_CURRENT | Hub | 1 |
| PORT_CONNECTION | Port | 0 |
| PORT_ENABLE | Port | 1 |
| PORT_SUSPEND | Port | 2 |
| PORT_OVER_CURRENT | Port | 3 |
| PORT_RESET | Port | 4 |
| PORT_POWER | Port | 8 |
| PORT_LOW_SPEED | Port | 9 |
| C_PORT_CONNECTION | Port | 16 |
| C_PORT_ENABLE | Port | 17 |
| C_PORT_SUSPEND | Port | 18 |
| C_PORT_OVER_CURRENT | Port | 19 |
| C_PORT_RESET | Port | 20 |
| PORT_TEST | Port | 21 |
| PORT_INDICATOR | Port | 22 |
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