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

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