motolapse

Rotative timelapse experiments using raspberry pi, the official pi cam, a ULN2003 and a 28BYJ-48 motor

configure

Search and exchange the 3 variables to work with your needs,

Configure the ULN2003 pins

Change the pins on the following line to configure your own motor. The four respective values is ordered by 1N1,1N2,1N3,1N4.

PINS_ON_ULN = [17,18,23,22]

How much do you want to rotate?

ROTATION_ANGLE = 180

How much pictures?

Configure the degrees per picture taken.

PICTURE_EACH_HOW_MUCH_DEGREES = 5

Install camera package

sudo apt-get install python-camera

Run it!

After all run it using:

sudo python run.py

References and codes

• http://www.raspberrypi-spy.co.uk/2012/07/stepper-motor-control-in-python/
• http://blog.scphillips.com/2012/12/a-python-class-to-move-the-stepper-motor/
• http://pypi.python.org/pypi/picamera/
• http://www.tutorialspoint.com/python/python_while_loop.htm