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TMS320C6678: 6678通过srio与fpga通信,通信一段时间后会通信失败

Part Number: TMS320C6678


srio速率为3.12g,4xlanes,通信最长半小时,dsp刘接收不到fpga的门铃了,fpga那边的门铃计数比dsp多一次,说明fpga.发了,dsp没有收到门铃,出现这种情况时有时fpga端的reay信号为高,有时为低,也就是说有时建链已经断开,有时还没断开,但是如果建链没断开的情况下再发一次数据申请,建链就断开了然后再也恢复不了了。