Joule Thief Controlled Booster for msp430

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msp430 running on 1.5v button cell. inspired by wave jt. two transistor joule thief. 3.3v zener clamp at boot-up via push button. mcu then takes control and fast switch transistors to fix on a firmware defined voltage. boot button used for application after boot-up. s/w controller power off.

for a thread discussion in http://forum.43oh.com/topic/3782-1-battery-jt-power-source-for-msp430-launchpad/
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