ao-bringup: Add turnon_teledonglev3

TeleDongle v3 uses the LPC11U14 processor which has no on-chip eeprom,
so we must reflash the device to set the default radio calibration value.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/ao-bringup/cal-freq-file b/ao-bringup/cal-freq-file
new file mode 100755
index 00000000..fb48907a
--- /dev/null
+++ b/ao-bringup/cal-freq-file
@@ -0,0 +1,54 @@
+#!/bin/sh
+
+case $# in
+2)
+    dev="$1"
+    serial="$2"
+	;;
+*)
+	echo "Usage: $0 <device> <serial>"
+	exit 1;
+	;;
+esac
+
+echo 'E 0' > $dev
+
+while true; do
+
+        dd if=$dev iflag=nonblock of=/dev/null > /dev/null 2>&1
+
+	echo 'C 1' > $dev
+
+	echo -n "Generating RF carrier. Please enter measured frequency [enter for done]: "
+
+	read FREQ
+
+	echo 'C 0' > $dev
+
+	calline=`./get-radio-cal $dev`
+	CURRENT_CAL=`echo $calline | awk '{print $2}'`
+	CURRENT_FREQ=`echo $calline | awk '{print $4}'`
+	CAL_VALUE=$CURRENT_CAL
+
+	case "$FREQ" in
+	"")
+		echo $serial","$CAL_VALUE >> cal_values
+		exit 0
+		;;
+	*)
+		echo "Current radio calibration "$CURRENT_CAL
+		echo "Current radio frequency "$CURRENT_FREQ
+
+		CAL_VALUE=`nickle -e "floor($CURRENT_FREQ / $FREQ * $CURRENT_CAL + 0.5)"`
+
+		echo "Setting cal value" $CAL_VALUE
+
+		dd if=$dev iflag=nonblock of=/dev/null > /dev/null 2>&1
+
+		cat << EOF > $dev
+c f $CAL_VALUE
+EOF
+		;;
+	esac
+done
+