kopia lustrzana https://github.com/bristol-seds/pico-tracker
19 wiersze
461 B
Markdown
19 wiersze
461 B
Markdown
## UBSEDS2
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Launched from EMF 31/08/2014. Joint flight with CUSF (JOEY rtty/turbo)
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and SUSF (UKHAS repeater).
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AAA battery and surgically attached 16MHz crystal. Measured 80mA
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current draw, no power saving for the ublox 6.
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Revision C Atmel SAM D20 microcontrollor (bit-banged SPI)
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140g free lift on a 100g Hwoyee.
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4 hours battery life, much less than expected. Low temperatures?
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Watchdog enabled, 64 seconds timeout (based on ULP32k oscillator, so
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+-50%)
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