ELF ~,4 PUWVRQSP̀s؃ t,1j6XjB[jXYIl^^_j[jXjX #t,@j6XD$%t,j6Xjt,@1j6XVt,@1j6XE|$1D$d$ t,1j6XjZ]jXjjj5纠jY1D$t D$ t+jdZP1jX¹PjXjdZPjX¹Pj[jX|낺4j[jXej[jXZ"j[jXEj[jX:$@ serialdevice (e.g. /dev/ttyS0) Error opening serial device