From: Joseph Coffland <joseph@cauldrondevelopment.com>
Date: Thu, 4 May 2017 06:26:39 +0000 (-0700)
Subject: More robust AVR programming
X-Git-Url: https://git.buildbotics.com/?a=commitdiff_plain;h=56e7df616173f4c15a9d880eb9bcf0ccc88573b3;p=bbctrl-firmware

More robust AVR programming
---

diff --git a/scripts/avr109-flash.py b/scripts/avr109-flash.py
index 7aeb6e0..87b919d 100755
--- a/scripts/avr109-flash.py
+++ b/scripts/avr109-flash.py
@@ -93,10 +93,12 @@ call(['gpio', '-g', 'write', '27', '1'])
 time.sleep(0.1)
 
 # Sync
-send('\x1b')
+for i in range(10): send('\x1b')
 
 # Flush serial
-recv(sp.in_waiting)
+try:
+    recv(sp.in_waiting)
+except: pass
 
 # Get bootloader ID
 send('S')