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authorPerry Hung <iperry@gmail.com>2010-09-17 01:48:52 -0400
committerPerry Hung <iperry@gmail.com>2010-09-17 01:48:52 -0400
commitbdb85a454917a6e875c77ae12f9fd67961aebfae (patch)
tree52a088a57da26fda58d5a22bb7d64134ca9346db /support/scripts
parentf37e717c8a5b8d5aef2c7ff4ac2e853ed7a38d91 (diff)
downloadlibrambutan-bdb85a454917a6e875c77ae12f9fd67961aebfae.tar.gz
librambutan-bdb85a454917a6e875c77ae12f9fd67961aebfae.zip
Improve reset reliability on OS X.
The USB reset scheme on OS X is unreliable. Adding a little bit of sleep seems to make it much more reliable. This will probably do until we get a chance to rewrite the USB stack and redo the whole auto-reset scheme...
Diffstat (limited to 'support/scripts')
-rwxr-xr-xsupport/scripts/reset.py7
1 files changed, 7 insertions, 0 deletions
diff --git a/support/scripts/reset.py b/support/scripts/reset.py
index 9be5607..ad26d10 100755
--- a/support/scripts/reset.py
+++ b/support/scripts/reset.py
@@ -3,6 +3,7 @@
import serial
import os
import sys
+import time
from struct import pack
def get_maple_device_path(file_prefix):
@@ -68,14 +69,20 @@ try:
# try to toggle DTR/RTS (old scheme)
ser.setRTS(0)
+ time.sleep(0.01)
ser.setDTR(0)
+ time.sleep(0.01)
ser.setDTR(1)
+ time.sleep(0.01)
ser.setDTR(0)
# try magic number
ser.setRTS(1)
+ time.sleep(0.01)
ser.setDTR(1)
+ time.sleep(0.01)
ser.setDTR(0)
+ time.sleep(0.01)
ser.write("1EAF")
# ok we're done here