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HSC2011: Unterschied zwischen den Versionen

Bkubicek (Diskussion | Beiträge)
Bkubicek (Diskussion | Beiträge)
Zeile 51: Zeile 51:
** Radiochip
** Radiochip
*** Idea: For prototyping, it might be better to use a ZigBee (e.g. XBee) -> more robust comms, easier firmware, standard compontents. More expensive per device (>40€ per student, probably too much for an average school), but this is just prototyping.
*** Idea: For prototyping, it might be better to use a ZigBee (e.g. XBee) -> more robust comms, easier firmware, standard compontents. More expensive per device (>40€ per student, probably too much for an average school), but this is just prototyping.
*** Alternative: RFM12, 3-6€ per device, no adhoc-networ, probably problems with two devices sending at the same time.
*** Alternative: RFM12, 3-6€ per device, no adhoc-network, probably problems with two devices sending at the same time.


** 9V battery, later a lipo pack
** 9V battery, later a lipo pack