SLVUCJ7 October   2023 TPS25730

 

  1.   1
  2.   Read This First
    1.     About This Manual
    2.     Notational Conventions
    3.     Glossary
    4.     Related Documents
    5.     Support Resources
    6.     Trademarks
  3. 1Introduction
    1. 1.1 Introduction
      1. 1.1.1 Purpose and Scope
    2. 1.2 PD Controller Host Interface Description
      1. 1.2.1 Overview
    3. 1.3 Unique Address Interface
      1. 1.3.1 Unique Address Interface Protocol
  4. 2Unique Address Interface Register Detailed Descriptions
    1. 2.1 0x31 RX_SINK_CAPS Register
    2. 2.2 0x33 TX_SINK_CAPS Register
    3. 2.3 0x34 ACTIVE_CONTRACT_PDO Register
    4. 2.4 0x35 ACTIVE_CONTRACT_RDO Register
  5. 34CC Task Detailed Descriptions
    1. 3.1 Overview
    2. 3.2 PD Message Tasks
      1. 3.2.1 'GSrC' - PD Get Source Capabilities
  6.   Revision History

2.3 0x34 ACTIVE_CONTRACT_PDO Register

Table 2-7 0x34 ACTIVE_CONTRACT_PDO Register
AddressNameAccessLengthUnique Per PortPower-Up Default
0x34ACTIVE_CONTRACT_PDORO6yesCleared on disconnect, Hard Reset, or PR_Swap.
Table 2-8 0x34 ACTIVE_CONTRACT_PDO Register Bit Field Definitions
BitsNameDescription
Bytes 5-6: Source Properties
15:10Reserved
9:0firstPDOControlBitsContains bits 29:20 of the first PDO. It does not matter which PDO was selected, this field is always drawn from the first PDO.
Bytes 1-4: Contract PDO (treated as 32-bit little endian value)
31:0ActivePDOPower data object. This field contains the contents of the PDO Requested by PD Controller as Sink and Accepted by Source, after it is Accepted by Source.