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loopback modes

Hi, 

I'm using the C6670 Keystone device and now i'm dealing with the net co-processor. I'm trying to understand the simple test example project but actually i don't understand what is the difference between the loopback modes ( loopback internal, loopback external, loopback none, and loopback PA) could any one help me ??

  • Alaa Darwish,

    For various test case the loopback Macros used in the example project like below,
    CPSW_LOOPBACK_NONE, CPSW_LOOPBACK_INTERNAL, CPSW_LOOPBACK_EXTERNAL.
    Find the some more details for loopback in the below E2E post,
    http://e2e.ti.com/support/dsp/c6000_multi-core_dsps/f/639/p/119109/491891.aspx#491891
    http://e2e.ti.com/support/dsp/c6000_multi-core_dsps/f/639/p/146961/607779.aspx#607779
    http://e2e.ti.com/support/dsp/c6000_multi-core_dsps/f/639/p/292108/1020763.aspx#1020763

  • Alaa Darwish,

    I hope the above post and E2E discussion will give more info. However this discussion of thread can helpful for future readers, If you verified this thread.