ZHCAG21C September 2020 – December 2025 TPS2388 , TPS23880
| 字节 | 名称 | 说明 |
|---|---|---|
| 1 | 分级状态 | 0x0:CLASS_0 0x1:CLASS_1 0x2:CLASS_2 0x3:CLASS_3 0x4:CLASS_4 0x5:CLASS_5 0x6:CLASS_6 0x7:CLASS_7 0x8:CLASS_8 0x9:CLASSMISMATCH 0xA:CLASSUNKNOWN 0xB: CLASS_OVERCURRENT |
| 2 | DS 情况下 ALTB 的分级状态 | 0x0:CLASS_0 0x1:CLASS_1 0x2:CLASS_2 0x3:CLASS_3 0x4:CLASS_4 0x5:CLASS_5 0x6:CLASS_6 0x7:CLASS_7 0x8:CLASS_8 0x9:分级不匹配 0xA:CLASSUNKNOWN 0xB: CLASS_OVERCURRENT |
| 3 | 连接检查状态 | 0x0:未知 0x1:单特征 0x2:双特征 |
| 4 | 端口状态 | 0x1:Port_ON_PD_connected_2_Pair 0x2:Port_ON_PD_connected_4_Pair_SS 0x3:Port_ON_PD_connected_4_Pair_DS 0x4:Port_ON_PD_Connected_4_Pair_DS_Single_Channel 0x5:Port_ON_PD_connected_Legacy 0x6:Port_OFF_Open_Circuit 0x7:Port_OFF_Overload_condtion 0x8:Port_OFF_Short_Condition 0x9:Port_OFF_Start_fault_condition 0xA:Port_OFF_exceeded_power_budget 0xB:Port_OFF_User_disabled 0xC:Port_OFF_Rhigh 0xD: Port_OFF_Rlow |
| 5 | Autoclass 状态 | 0x0:未检测到 Autoclass 0x1:在通道 1 上检测到 Autoclass 0x2:在通道 2 上检测到 Autoclass(仅适用于 4 线对端口) 0x3:在通道 1 和 2 上均检测到 Autoclass(仅适用于 4 线对端口) |