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zador.blood.stained in Banana Pi M2+ uart2 only works one way
To resolve this problem enough in fex config file on mm2_para change sdc_detmode from 1 to 3.
764 [mmc2_para]
765 sdc_used = 1
~ 766 sdc_detmode = 3
767 sdc_buswidth = 8
768 sdc_clk = port:PC05<3><1><2><default>
769 sdc_cmd = port:PC06<3><1><2><default>
770 sdc_d0 = port:PC08<3><1><2><default>
771 sdc_d1 = port:PC09<3><1><2><default>
772 sdc_d2 = port:PC10<3><1><2><default>
773 sdc_d3 = port:PC11<3><1><2><default>
774 sdc_d4 = port:PC12<3><1><2><default>
775 sdc_d5 = port:PC13<3><1><2><default>
776 sdc_d6 = port:PC14<3><1><2><default>
777 sdc_d7 = port:PC15<3><1><2><default>
778 emmc_rst = port:PC16<3><1><2><default>
Dmitriy got a reaction from zador.blood.stained in Banana Pi M2+ uart2 only works one way