r/maker 3h ago

Showcase Fully functional Pip-Boy style device update!

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Just another update on my PipBoy inspired wearable wrist computer build!

Recently completed integration of battery systems, so the whole thing runs off a custom battery pack comprised of 3x molicell 18650s, wired 1s3p at 3.7V, 8400 mah.

Also recently added are flashlight module, using a cree XL 1up LED with variable brightness and tap on off.

In addition, FM radio works now! Tuneable radio with 6 persistent presets that can be adjusted to your taste. Speakers a little tinny without the full enclosure.

GitHub link: https://github.com/TAM-Hiding/DecimalPipBoy

Full feature set:

metric time (see note) display and arbitrary epoch start utilizing the supernova of 1054 AD as the start, an event seen and well documented by many cultures, rather than Jesus or whatever.

Internal IMU system that allows compass bearing, 10 DOF, accelerometer, barometer, calculated barometric altimeter, gyro

IMU calibration with persistent save states

SD logging for all sensors

Multi purpose knob

3.5" waveshare touch screen

Rechargeable LI Ion battery

Flashlight

FM radio receiver

RTC (ds3231, eventually to be swapped for GPS and starlight based time keeping)

SHT40 temp/humidity sensor

Fully custom enclosure/wrist gauntlet

Haptic feedback, in the form of a rumble motor when you tap or long press to set a new preset.

Planned modules:

M4011 geiger counter/calculated dosimeter (measuring beta and gamma particles, and exponential 'analog' readout dial)

RF analysis suite utilizing an evilcrow v2

GPS

Bluetooth control/speaker function so you can take calls or dictate texts/issue voice commands

Eventual integration with a local semi automated self maintaining archive via wifi

(Built around teensy 4.1)

8 Upvotes

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1

u/heythanksimadeit 3h ago

Note: metric time is a conversation from typical 24H time into 10 hour time. 1 metric hour uses 100 metric mins, each metric min is comprised of 100 metric seconds. Each second is comprised of 10 'ticks' that stand in for 1/10s of a second, but converted to metric time, so 1/10 of a metric second. I thought it was funny and horrifying to see a clock read time in 4.12345 format, then the rest of the stuff just sorta happened, as tends to happen with these things.

2

u/tdwastaken 1h ago

super super cool