git.gag.com Git - fw/altos/blob - ao-bringup/cal-freq-file

   1 #!/bin/sh
   2
   3 case $# in
   4 2)
   5     dev="$1"
   6     serial="$2"
   7         ;;
   8 *)
   9         echo "Usage: $0 <device> <serial>"
  10         exit 1;
  11         ;;
  12 esac
  13
  14 echo 'E 0' > $dev
  15
  16 while true; do
  17
  18         dd if=$dev iflag=nonblock of=/dev/null > /dev/null 2>&1
  19
  20         echo 'C 1' > $dev
  21
  22         echo -n "Generating RF carrier. Please enter measured frequency [enter for done]: "
  23
  24         read FREQ
  25
  26         echo 'C 0' > $dev
  27
  28         calline=`./get-radio-cal $dev`
  29         CURRENT_CAL=`echo $calline | awk '{print $2}'`
  30         CURRENT_FREQ=`echo $calline | awk '{print $4}'`
  31         CAL_VALUE=$CURRENT_CAL
  32
  33         case "$FREQ" in
  34         "")
  35                 echo $serial","$CAL_VALUE >> cal_values
  36                 exit 0
  37                 ;;
  38         *)
  39                 echo "Current radio calibration "$CURRENT_CAL
  40                 echo "Current radio frequency "$CURRENT_FREQ
  41
  42                 CAL_VALUE=`nickle -e "floor($CURRENT_FREQ / $FREQ * $CURRENT_CAL + 0.5)"`
  43
  44                 echo "Setting cal value" $CAL_VALUE
  45
  46                 dd if=$dev iflag=nonblock of=/dev/null > /dev/null 2>&1
  47
  48                 cat << EOF > $dev
  49 c f $CAL_VALUE
  50 EOF
  51                 ;;
  52         esac
  53 done
  54