SLVA275C january   2010  – may 2023 UCD9081

 

  1.   Abstract
  2.   Trademarks
  3. 1Introduction
  4. 2Hardware
    1. 2.1 Package: RHB (S-PQFP-N32), 32-Pin Plastic Quad Flatpack
    2. 2.2 Hardware and Pinout
    3. 2.3 Detailed Pin Descriptions
      1. 2.3.1 RST
      2. 2.3.2 SDA
      3. 2.3.3 SCL
      4. 2.3.4 ADDRx
      5. 2.3.5 ROSC
  5. 3Software
    1. 3.1 Data File Format
    2. 3.2 I2C Transactions
    3. 3.3 Device Version
    4. 3.4 Checksum
    5. 3.5 Sample Configuration Data File
      1. 3.5.1 Factory Default
      2. 3.5.2 EVM Default Configuration
    6. 3.6 I2C Write and Read Transaction Formats
      1. 3.6.1 I2C Write Transaction
      2. 3.6.2 I2C Read Transaction
    7. 3.7 Pseudo I2C Write and Read Transactions
      1. 3.7.1 UCD9081 I2C Transactions for Writing User Data and PARAMS
      2. 3.7.2 UCD9081 I2C Transactions for Reading User Data and PARAMS
  6. 4User Configuration
    1. 4.1 Configuration Parameter Memory Map
    2. 4.2 Configuration Parameter Detail
      1. 4.2.1  GpDir
      2. 4.2.2  NegateEnablePolarity
      3. 4.2.3  SeqEventPending
      4. 4.2.4  SequenceEventParameters
      5. 4.2.5  SequenceEventLink
      6. 4.2.6  SequenceEventData
      7. 4.2.7  DependencyMasks
      8. 4.2.8  UnderVoltageThresholds
      9. 4.2.9  OverVoltageThresholds
      10. 4.2.10 RampTime
      11. 4.2.11 OutOfRegulationWidth
      12. 4.2.12 UnsequenceTime
      13. 4.2.13 EnablePolarity
      14. 4.2.14 SaveRailLog
      15. 4.2.15 ReferenceSelect
      16. 4.2.16 LastUnusedSeq
      17. 4.2.17 IgnoreGlitchAlarms
      18. 4.2.18 IgnoreFlashErrorLog
      19. 4.2.19 Checksum
  7. 5Additional Considerations
    1. 5.1 Embedded Application
    2. 5.2 Timing
      1. 5.2.1 UCD9081 Startup
      2. 5.2.2 Clock Stretching After Flash Erase
      3. 5.2.3 Bit Timeout
      4. 5.2.4 Byte or Transaction Timeout
  8. 6References
  9. 7Revision History

3.7.2 UCD9081 I2C Transactions for Reading User Data and PARAMS

I2C Write (Data address: 0x1080)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x80 0x10

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0x10A0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xA0 0x10

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0x10C0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xC0 0x10

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0x10E0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xE0 0x10

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE000)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x00 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE020)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x20 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE040)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x40 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE060)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x60 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE080)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x80 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE0A0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xA0 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE0C0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xC0 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE0E0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xE0 0xE0

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE100)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x00 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE120)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x20 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE140)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x40 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE160)
--------- Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x60 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE180)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0x80 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE1A0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xA0 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE1C0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xC0 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32

I2C Write (Data address: 0xE1E0)
---------
Device Address: 0x6F
Register Address: 0x30
Data Length: 2
Data: 0xE0 0xE1

I2C Read (Data)
--------
Device Address: 0x6F
Register Address: 0x32
Data Length: 32