SLVUBY7A October   2020  – October 2022 DRA821U , LP8764-Q1 , TPS6594-Q1

 

  1.   User's Guide for Powering DRA821 with TPS6594-Q1 and LP8764-Q1
  2.   Trademarks
  3. 1Introduction
  4. 2Device Versions
  5. 3Processor Connections
  6. 4Supporting Functional Safety Systems
    1. 4.1 Achieving ASIL-B System Requirements
    2. 4.2 Achieving up to ASIL-D System Requirements
  7. 5Static NVM Settings
    1. 5.1  Application-Based Configuration Settings
    2. 5.2  Device Identification Settings
    3. 5.3  BUCK Settings
    4. 5.4  LDO Settings
    5. 5.5  VCCA Settings
    6. 5.6  GPIO Settings
    7. 5.7  Finite State Machine (FSM) Settings
    8. 5.8  Interrupt Settings
    9. 5.9  POWERGOOD Settings
    10. 5.10 Miscellaneous Settings
    11. 5.11 Interface Settings
    12. 5.12 Multi-Device Settings
    13. 5.13 Watchdog Settings
  8. 6Pre-Configurable Finite State Machine (PFSM) Settings
    1. 6.1 Configured States
    2. 6.2 PFSM Triggers
    3. 6.3 Power Sequences
      1. 6.3.1 TO_SAFE_SEVERE
      2. 6.3.2 TO_SAFE_ORDERLY and TO_STANDBY
      3. 6.3.3 ACTIVE_TO_WARM
      4. 6.3.4 ESM_SOC_ERROR
      5. 6.3.5 PWR_SOC_ERROR
      6. 6.3.6 MCU_TO_WARM
      7. 6.3.7 TO_MCU
      8. 6.3.8 TO_ACTIVE
      9. 6.3.9 TO_RETENTION
  9. 7Application Examples
    1. 7.1 Moving Between States: ACTIVE, MCU, and RETENTION
      1. 7.1.1 ACTIVE
      2. 7.1.2 MCU ONLY
      3. 7.1.3 RETENTION
    2. 7.2 Entering and Exiting Standby
    3. 7.3 Entering and Existing LP_STANDBY
    4. 7.4 GPIO8 and Watchdog
  10. 8Additional Resources
  11. 9Revision History

5.2 Device Identification Settings

These settings are used to distinguish which device is detected in a system. These settings cannot be changed after device startup.

Table 5-3 Device Identification NVM Settings
Register Name Field Name TPS6594141B-Q1 LP876441B1-Q1
Value Description Value Description
DEV_REV DEVICE_ID 0x82 0x82 0x86 0x86
NVM_CODE_1 TI_NVM_ID 0x1B 0x1B 0xb1 0xb1
NVM_CODE_2 TI_NVM_REV 0x1 0x1 0x1 0x1
PHASE_CONFIG MP_CONFIG 0x1 1+1+1+1+1 0x1 1+1+1+1