> On 16 Jan 2020, at 12:26, Hans Petter Selasky <hps at selasky.org> wrote: > > On 2020-01-16 11:23, Daniel Braniss wrote: >> 63549 a.out CALL openat(AT_FDCWD,0x1045b,0x2<O_RDWR>) >> 63549 a.out NAMI "/dev/ttyU0" >> 63549 a.out RET openat -1 errno 6 Device not configured >> 63549 a.out CALL nanosleep(0xbfbfec20,0xbfbfec10) >> 63549 a.out RET nanosleep 0 >> 63549 a.out CALL writev(0x2,0xbfbfe408,0x4) >> 63549 a.out GIO fd 2 wrote 28 bytes >> "open: Device not configured >> and the console: >> Jan 16 12:17:14 neo-black-1 kernel: umodem_cfg_set_dtr: onoff=1 >> Jan 16 12:17:14 neo-black-1 kernel: umodem_cfg_set_rts: onoff=1 >> Jan 16 12:17:15 neo-black-1 kernel: umodem0: at uhub5, port 1, addr 2 (disconnected) >> Jan 16 12:17:15 neo-black-1 kernel: umodem_detach: sc=0xd494c400 >> Jan 16 12:17:16 neo-black-1 kernel: umodem_cfg_set_break: onoff=0 >> Jan 16 12:17:16 neo-black-1 kernel: umodem0: detached >> Jan 16 12:17:23 neo-black-1 kernel: umodem_probe: >> Jan 16 12:17:23 neo-black-1 syslogd: last message repeated 1 times >> Jan 16 12:17:23 neo-black-1 kernel: umodem0 on uhub5 >> Jan 16 12:17:23 neo-black-1 kernel: umodem0: <SM SM-2D PRODUCT USB UART, class 2/0, rev 1.10/1.00, addr 2> on usbus5 >> Jan 16 12:17:23 neo-black-1 kernel: umodem0: data interface 1, has no CM over data, has no break > > Also do: > > ls /dev/cuaU* > > To make sure there are not multiple devices there! > > Can you try to open up /dev/cuaU0 instead? > > Same result? > > --HPS