docs/*/quickref.rst: Use new semantics of ticks_diff()

1 files changed, 1 insertions, 1 deletions

diff --git a/docs/reference/speed_python.rst b/docs/reference/speed_python.rst
index 2f1d16cea..8efba4702 100644
--- a/docs/reference/speed_python.rst
+++ b/docs/reference/speed_python.rst
@@ -132,7 +132,7 @@ The following enables any function or method to be timed by adding an
         def new_func(*args, **kwargs):
             t = time.ticks_us()
             result = f(*args, **kwargs)
-            delta = time.ticks_diff(t, time.ticks_us())
+            delta = time.ticks_diff(time.ticks_us(), t)
             print('Function {} Time = {:6.3f}ms'.format(myname, delta/1000))
             return result
         return new_func