1 lead battery 12V – 1200mAh
4W – 12V amorph solar panel
Custom LM317 solar charger
Arduino Uno + Memory shield (SD + RTC) from Snootlab
328P @5,2V (4xLR6 + 2x1N4148) @ 14.7456MHz
Futaba S3001
CHDK loaded on Canon Powershot A1300
Red del for time before shoot indication
Photo resistor to allow shooting only if luminosity is high enough
Meteo station (internal temp., ext. Temp, ext humidity, ext pressure, luminosity)
Result written on a standard SD card
A low power board activates a relay to switch on the main system
Electrical diagram
A timelapse project running for years on solar panels, in remote locations.
Front view – click on the picture to have more details about this project
rear view of the system
Main board
Meteo station electrical diagram
Meteo station wiring
UPS electrical diagram
