From 41b3974f3d696fa8152ea61c98f41ca8b2a56cd2 Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Sat, 19 Sep 2015 15:05:36 +0200 Subject: improved reset-lufa-cdc helper --- tools/reset_lufa_cdc | 14 ++++++++++---- tools/reset_lufa_cdc_nowait | 10 ++++++++-- 2 files changed, 18 insertions(+), 6 deletions(-) diff --git a/tools/reset_lufa_cdc b/tools/reset_lufa_cdc index d1f4a80..09cc8cb 100755 --- a/tools/reset_lufa_cdc +++ b/tools/reset_lufa_cdc @@ -1,9 +1,15 @@ #!/bin/bash -echo "resetting device .." -echo $1 > /dev/ttyACM0 +DEVICE_FILE="/dev/ttyACM0" -echo "waiting for device to enumerate .." -sleep 4 +if [ -c $DEVICE_FILE ]; then + echo "resetting device .." + echo $1 > /dev/ttyACM0 + + echo "waiting for device to enumerate .." + sleep 4 +else + echo "'$DEVICE_FILE' not found ... device is probably already in bootloader mode - doing nothing" +fi exit 0 diff --git a/tools/reset_lufa_cdc_nowait b/tools/reset_lufa_cdc_nowait index 47587ac..ac47368 100755 --- a/tools/reset_lufa_cdc_nowait +++ b/tools/reset_lufa_cdc_nowait @@ -1,6 +1,12 @@ #!/bin/bash -echo "resetting device .." -echo $1 > /dev/ttyACM0 +DEVICE_FILE="/dev/ttyACM0" + +if [ -c $DEVICE_FILE ]; then + echo "resetting device .." + echo $1 > /dev/ttyACM0 +else + echo "'$DEVICE_FILE' not found ... device is probably already in bootloader mode - doing nothing" +fi exit 0 -- cgit v1.2.3