<div dir="ltr"><div dir="ltr">I see there are 146 timing libraries in <a href="https://www.arduino.cc/reference/en/libraries/">https://www.arduino.cc/reference/en/libraries/</a><div>I guess github is the  better way to find a good library.<br><div><br></div><div><ul style="margin:0px;padding:0px 24px;color:rgb(67,79,84);font-family:"Open Sans","Lucida Grande",Lucida,Verdana,sans-serif;font-size:16px"><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/communication/" style="color:rgb(0,92,95);text-decoration-line:none;outline:none">Communication</a> (754)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/data-processing/" style="color:rgb(0,151,157);text-decoration-line:none">Data Processing</a> (164)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/data-storage/" style="color:rgb(0,151,157);text-decoration-line:none">Data Storage</a> (94)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/device-control/" style="color:rgb(0,151,157);text-decoration-line:none">Device Control</a> (551)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/display/" style="color:rgb(0,151,157);text-decoration-line:none">Display</a> (319)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/other/" style="color:rgb(0,151,157);text-decoration-line:none">Other</a> (287)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/sensors/" style="color:rgb(0,151,157);text-decoration-line:none">Sensors</a> (664)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/signal-input/output/" style="color:rgb(0,151,157);text-decoration-line:none">Signal Input/Output</a> (262)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/timing/" style="color:rgb(0,151,157);text-decoration-line:none">Timing</a> (146)</li><li style="color:rgb(127,140,141)"><a href="https://www.arduino.cc/reference/en/libraries/category/uncategorized/" style="color:rgb(0,151,157);text-decoration-line:none">Uncategorized</a> (128)</li></ul></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Nov 16, 2020 at 8:40 PM Mark G. <<a href="mailto:vpm@palaceofretention.ca">vpm@palaceofretention.ca</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi George,<br>
<br>
I've managed get two lights blinking at different rates<br>
on an Arduino Uno.  I changed the timer test algorithm<br>
to something I found on the internet, which made more ....</blockquote><div> </div></div><div dir="ltr" class="gmail_signature"><div dir="ltr"><div>George Bowden, vice president, Victoria Computer Club<br><a href="mailto:gtbowdeng@gmail.com" target="_blank">gtbowdeng@gmail.com</a></div></div></div></div>