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sdevoogt
modified 10 years ago

BabyCam IR LEDS 5V

1
12
229
02:06:31
Circuit controlled by 3.3V GPIO Pins of Raspberry Pi to control a number of leds ranging from 0 to 7 high powered LEDS with a narrow angle and 1 lower powered LED with a wider angle. My first project ever, so feedback on improvements is surely welcome.
published 10 years ago
Sine_eyed
10 years ago
I'm unfamiliar with rasberry pi- so this is an external circuit that you need to build yourself?..
sdevoogt
10 years ago
Yes, this is an external circuit I need to build myself. The switches represent the GPIO Pins on the Linux based Raspberry Pi that can be set high or low
zeeman2000
10 years ago
All looking good. Are you using Python to control the GPIO pins? Would be useful if you could post the code too.
sdevoogt
10 years ago
Thanks for the feedback! I haven't decided yet how to control the GPIO Pins. Python is an option but It could as well be just bash or node. I'll post the code when it fits usability.
sparkyt
10 years ago
I sorry I don't get it ?
zeeman2000
10 years ago
The Raspberry Pi is a credit card sized Linux based computer that retails for around $30. It has 30 GPIO pins and these can be used to switch power to a circuit. Using the Python programming language which is built into the Raspberry Pi operating system you can output Hi/Lo signal to and external circuit. When you connect the Raspberry Pi to the Internet you can access it remotely from another computer using Secure Shell. This basically means that the circuit that sdevoogt has built shows the 3.3v and 5v power supply from the Raspberry Pi and the switches represent the connected GPIO pins. He could control the action of the circuit by running a remote script. I have a YouTube video on this subject http://youtu.be/jRdDx27rApA and a full series on Raspberry Pi. Hope this helps.
sdevoogt
10 years ago
As the Raspberry Pi is not capable of delivering the amount of current needed for this circuit (450mA), the 5V will be provided by an external power supply of 2A. This power supply will also power the Raspberry Pi. So the Raspberry Pi wil only have to deliver a small amount of current over its 3.3V GPIO pins to control the transistors which in their turn control the LEDS on the 5V rail.
Sine_eyed
10 years ago
Gotcha- thank you sdevoogt, thank you z-man. Nice tag team low-down- I feel all, confused but very much alive like a new born baby or, like I just came out of a training sim in the Matrix, learning Tai Chi or Wing Chun with Neo or some crap..
zeeman2000
10 years ago
Did you order rice to go with your wing chun! LOL!!!
Sine_eyed
10 years ago
Yep sure did! C'mere z, I'll share it with ya... PAK SAO! Wwhhpsshh whpsshh (sound effect)
zeeman2000
10 years ago
LOP SAO counter WWWWWSPPPPH! Sine_eyed now Black_eyed.
Sine_eyed
10 years ago
Lol- i'm telling Master Wong I want my money back!..

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