SNLS707 February 2023 DS90UB635-Q1
PRODUCTION DATA
BIT | FIELD | TYPE | DEFAULT | DESCRIPTION |
---|---|---|---|---|
7 | FREEZE_DES_ CAP | R/W | 0x0 | Freeze Partner Capabilities. Prevent auto-loading of the Partner Capabilities by the Bidirectional Control Channel. The Capabilities are frozen at the values written in registers 0x1E and 0x1F. |
6 | RESERVED | R/W | 0x0 | Reserved. |
5 | BIST_EN | R/W | 0x0 | Link BIST Enable. This bit indicates the remote partner is requesting BIST operation over the FPD-Link III interface. This field is automatically configured by the Bidirectional Control Channel once back channel link has been detected. Software may overwrite this value, but must also set the FREEZE_DES_CAP bit to prevent overwriting by the Bidirectional Control Channel. |
4 | MPORT | R/W | 0x0 | Remote Partner Multi-Port capable. 0 : Remote partner is a single-port deserializer device 1 : Remote partner is a multi-port deserializer device This field is automatically configured by the Bidirectional Control Channel once back channel link has been detected. Software may overwrite this value, but must also set the FREEZE_DES_CAP bit to prevent overwriting by the Bidirectional Control Channel. |
3:0 | PORT_NUM | R/W | 0x0 | Remote Partner port number. When connected to a multi-port device, this field indicates the port number to which the Serializer is connected. This field is automatically configured by the Bidirectional Control Channel once back channel link has been detected. Software may overwrite this value, but must also set the FREEZE_DES_CAP bit to prevent overwriting by the Bidirectional Control Channel. |