SDAA329 May   2026 CC2745R10-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Applicable Devices
    2. 1.2 Required Software
  5. 2Quick Decision Guide: When To Use Crystal-less Mode?
    1. 2.1 Use LFOSC For
    2. 2.2 Tradeoffs
    3. 2.3 Use External Crystal (LFXT) When
  6. 3Internal Oscillator Operation
    1. 3.1 How It Works
    2. 3.2 The CC27xx Design: LFCAL Hardware
  7. 4Quick Start Guide
    1. 4.1 Open SysConfig
    2. 4.2 Select LFOSC Clock Source
    3. 4.3 Enable LFOSC Compensation
    4. 4.4 Add Compensation Profile
    5. 4.5 Set as Default Profile
    6. 4.6 Build and Test
  8. 5Configuration Details and Power Consumption
    1. 5.1 Understanding the Compensation Profile
    2. 5.2 Profile Examples
    3. 5.3 Power Policy
  9. 6Window Widening
    1. 6.1 The Challenge
    2. 6.2 The Design
  10. 7Hardware Design
    1. 7.1 What to Remove
    2. 7.2 LFXT Pins
    3. 7.3 HFXT Requirements
    4. 7.4 Board Bring-Up Checklist
  11. 8Summary
  12. 9References

5.3 Power Policy

The Power driver policy must be configured to PowerCC27XX_standbyPolicy to enable standby mode.

In SysConfig, the power policy can be set by navigating to: TI Drivers → Power and selecting PowerCC27XX_standbyPolicy as the active policy function.