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Author Topic: How to power Arduino with super capacitor.  (Read 1936 times)
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Since this is to support a clock, another option is use a Real Time Clock chip with standard coin cell type battery backup.
http://www.dipmicro.com/store/DS1307N
http://www.dipmicro.com/store/BH2025
http://www.dipmicro.com/store/BAT-CR2025
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