You should be able to open the pinout attachment at the foot of:<div><a href="https://sites.google.com/site/balloonboards/balloonboard-org" target="_blank">https://sites.google.com/site/balloonboards/balloonboard-org</a><br clear="all">

<br>Please report if:</div><div><ol><li>You can&#39;t open it.</li><li>Errata.</li></ol></div><div><br></div><div>Toby Churchill<br>20 Panton Street<br>CAMBRIDGE, CB2 1HP<br>

<a href="http://www.tobychurchill.info">www.tobychurchill.info</a><br>

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