ZHCST33A September 2023 – April 2024 DP83TC811-Q1
PRODUCTION DATA
Sleep Request state can be entered when valid LPS code-groups are received on the MDI from a Link Partner.
The PHY will not be permitted to transmit LPS code-groups unless the registers below are set.
To enable LPS code-group transmission, the LPS transmission enable bit[0] must be set in Section 7.6.26.
The Sdn[1] scrambler stream must be enabled by setting bits[9:8] = 0b11 in Section 7.6.102.
LPS code-group identification within the PCS layer must be enabled by setting bit[0] in Section 7.6.51.
LPS code-groups are sent once Sleep Request is enabled by setting bit[1] in Section 7.6.27.