SDAA515
August 2026
TDA4AL-Q1
,
TDA4VE-Q1
,
TDA4VL-Q1
1
Abstract
Trademarks
1
Introduction
2
Detailed Description
2.1
DDR Inline ECC Overview
2.1.1
Benefits of DDR Inline ECC
2.2
ECC Protection Region Planning
2.3
ECC Capacity Considerations
2.4
ECC Configuration Guidelines
2.4.1
ECC Generation Phase
2.4.2
ECC Protection Phase
2.5
Why DDR Priming Is Required
2.6
DDR Priming Using DRU
2.7
DRU Resource Allocation
2.8
SBL Integration
2.9
Recommended Initialization Flow
2.10
Performance Evaluation
2.11
Troubleshooting Common DDR Inline ECC Deployment Issues
2.11.1
ECC Checking Enabled Before Priming
2.11.2
Incorrect ECC Region Configuration
2.11.3
Read-Modify-Write Disabled
2.12
Validation and Debug Considerations
3
Summary
4
References
Application Note
Deploying DDR Inline ECC on TDA4VE