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  • How to Access UCD90XXX Sequencers GPIO

    • SLUAAL1 June   2022 UCD90120A , UCD90124A , UCD90160 , UCD90160A , UCD90320 , UCD90320U , UCD9090 , UCD9090A

       

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  • How to Access UCD90XXX Sequencers GPIO
  1.   How to Access UCD90xxx Sequencers GPIO
  2.   Trademarks
  3. 1Introduction
  4. 2GPIO Capacity
  5. 3PMBus™ Commands to Access GPIO
    1. 3.1 (FAh) GPIO_SELECT (MFR_SPECIFIC_42)
    2. 3.2 (FBh) GPIO_CONFIG (MFR_SPECIFIC_43)
  6. 4Examples
    1. 4.1 Configure GPIO to Hi-Z
    2. 4.2 Configure GPIO to Output HIGH or LOW
    3. 4.3 Read GPIO Status
  7. 5References
  8. IMPORTANT NOTICE
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APPLICATION NOTE

How to Access UCD90XXX Sequencers GPIO

1 How to Access UCD90xxx Sequencers GPIO

The UCD90xxx family devices are flexible and powerful enough to meet sequencing and monitoring needs. This application note addresses how to access UCD90xxx sequencers' GPIOs with PMBus™ commands. This document does not apply to the UCD9080 and UCD9081 devices.

 
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