Fireworks Posted March 20, 2018 Share Posted March 20, 2018 (edited) I don't use any uart port ttyS1, ttyS2, ttyS3 on ubuntu_lxde_desktop_OrangePipcplus_v0_9_1.img os on OrangePiPcPlus board. I Used some software as minicom, gtkterm .. but don't anything happen on TDX, RTX pin. when run command line folow $ gpio readall Help me please. Edited March 20, 2018 by chwe splittend and moved to p2p cause not related to armbian Link to comment Share on other sites More sharing options...
martinayotte Posted March 20, 2018 Share Posted March 20, 2018 Any UARTs other than ttyS0 need to be explicitly enabled either by editing FEX or DT, depending if kernel is Legacy or Mainline. Link to comment Share on other sites More sharing options...
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