Abstract: This application note provides an example of hardware and software used for calibrating the DS1340 real-time clock (RTC). The DS1340 provides calibration control that adds or subtracts pulses from the 32,768Hz crystal oscillator, allowing compensation for oscillator inaccuracies. The application note you have requested is available in Acrobat PDF format: APPLICATION NOTE 2004: Calibrating the DS1340 Real-Time Clock (PDF, 136kB) A free Acrobat PDF reader is available from: http://www.adobe.com/products/acrobat/readstep.html We Want Your Feedback! Automatic Updates Would you like to be automatically notified when new application notes are published in your areas of interest? Sign up for EE-Mail™. More Information   APP 2004: Jun 28, 2003 DS1340 I²C RTC with Trickle Charger Full Data Sheet (PDF, 264kB) Free Samples   Download, PDF Format (136kB)  AN2004, AN 2004, APP2004, Appnote2004, Appnote 2004