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AWR2944EVM: OOB demo - L2 RAM buffer for object detection DPC

Part Number: AWR2944EVM

Tool/software:

Hi 

For  OOB L2 RAM buffer defined in dss_main.c, some questions as below,

1. Why allocate 96K to gDPC_ObjDetL2Heap for DDM and 49K for TDM? 

2. How to decide the buffer size for TDM and DDM?

/*! L2 RAM buffer for object detection DPC */
#ifdef MMWDEMO_TDM
#define MMWDEMO_OBJDET_L2RAM_SIZE (49U * 1024U)
#else
#define MMWDEMO_OBJDET_L2RAM_SIZE (96U * 1024U)
#endif
uint8_t gDPC_ObjDetL2Heap[MMWDEMO_OBJDET_L2RAM_SIZE];

Thanks

BRs

Bruce

  • Hi Bruce,

    gDPC_ObjDetL2Heap size is allocated based on the memory needed for storing the intermediate results of the processing chain. If you need more memory to store the intermediate buffers, you can increase the size of gDPC_ObjDetL2Heap.

    Regards,

    Samhitha