SNLA411
October 2022
DP83TC812R-Q1
,
DP83TC812S-Q1
,
DP83TC813R-Q1
,
DP83TC813S-Q1
Abstract
Trademarks
1
Introduction
1.1
System Block Diagram
1.2
Terminology
2
TC10 Pin Descriptions
3
Primary Functions of the PHY
3.1
Transition from Sleep to Wake-up mode
3.1.1
Local Wake Detection
3.1.2
WUP Transmission and Reception
3.2
Wake Forwarding
3.3
Transition to Sleep - Sleep Negotiation
3.3.1
Sleep Ack
3.3.2
Sleep Request
3.3.3
Sleep Silent
3.3.4
Sleep Fail
3.3.5
Sleep
3.3.6
Normal State
3.3.7
Other Transitions
3.3.7.1
Forced Sleep
3.3.7.2
Activity during Sleep Negotiation
3.3.7.3
Link Down during Sleep Negotiation
3.3.7.4
Sleep Silent to Standby
4
Relevant Registers
5
Power Supply Recommendation
5.1
Core Supply Network Recommendation
5.2
Networks with Shared Core Supplies
6
Sequence of Events and Timing
6.1
Local Wake Timing
6.2
Remote Wake Timing
6.3
Successful Sleep Negotiation Timing
6.4
Sleep Abort Timing
6.5
WUR Timing
7
Ethernet Network Wake-up
8
Configuration for non-TC10 Applications
9
Additional Features
9.1
WUR Initiation Through WAKE Pin
9.2
Programmable Wake-Forward Pulse Width
10
Conclusion
6.4
Sleep Abort Timing
Figure 6-4
Timing - Sleep Abort by MAC
Table 6-4 Timing - Sleep Abort by MAC
Parameter
Description
Units
Min
Typ
Max
T4.1
Time available for MAC to abort sleep from Interrupt indication
ms
8
T4.2
DUT recovery to Normal mode delay
ms
16