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  • Projects
    • 2019 DIY Vacuum Tube Watch EVERGLOW V2.1
    • 2019 DIY Analog Curve Tracer
    • 2014 DIY PIP-Watch
    • 2010 DIY Talking Clock
    • 2013 SMECY (at UTIA)
    • 2012 ADVANCE (at HWU)
    • 2011 Apple-CORE (at UTIA)
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Month: September 2014

2

Bluetooth Power Modes

Posted on September 29, 2014 by Jarda

In previous post we discussed CPU power consumption in PIP-Watch. Today we look into Bluetooth power consumption because it is significant as much as the CPU power.

Hackaday_2014, PIP-Watch
0

Processor Low-power Optimizations in PIP-Watch

Posted on September 28, 2014 by Jarda

Processor Power The PIP-Watch is a battery-powered device that will be continuously on, hence the average power consumption is one of the most important engineering aspects. In this post I will go through two simple steps of optimizing CPU power… Continue Reading →

Hackaday_2014, PIP-Watch
0

PIP-Watch Boards & Assembly

Posted on September 17, 2014 by Jarda

The printed circuit boards for PIP-Watch Zero came from Pragoboard fab on Friday 12 Sept. I ordered three pieces because the cost is practically identical as for two or one. On Saturday I assembled one board, and on Sunday I… Continue Reading →

Hackaday_2014, PIP-Watch
0

PIP-Watch “Zero” – Schematic, BOM, and Layout

Posted on September 7, 2014 by Jarda

Schematic [PDF], BOM, and PCB layout for my PIP-Watch “Zero” was completed during this week. Layout data was sent to a local PCB fab – pragoboard.cz. The board should be ready and shipped during the next week. The PCB is… Continue Reading →

Hackaday_2014, PIP-Watch

Recent Posts

  • Initial release of mywayback
  • Engineers’ Tribute, and a handy wire gauge chart by PEI-Genesis
  • Premonitions from 2019
  • Release of my Vacuum Tube Watch “EVERGLOW” v2.1
  • ATtiny’s UPDI interface activates permanently upon noise input!?

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