Author Topic: need help for a circuit plan and a pcbdesign  (Read 852 times)

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Offline spiderboyTopic starter

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  • Country: ch
need help for a circuit plan and a pcbdesign
« on: October 24, 2024, 11:21:49 am »
Hi everyone, i have two topics in which i am stuck:

dodow is a gadget that helps insomniacs by a blue led, that projects a breath simulating cone at the ceiling. i would like to build this gadget with a atiny85 microcontroller but i am stuck. could somebody design me a circuit plan for the following parts?:

- atiny 85 (6pins)
- led (dont know which one, it has to be able to do a small and bigger getting cone)
- 220 ohm resistance
- ttp223 touchpad
-ams1117 (3.3V) voltage regulator
- lithiumion battery 3.7v (500-1000mah)
- charge controller (tp4056)
-usbc socket (whatever you want suggest one pls)

I think those are all the parts needed...?

Second i would like to design the platine with kicad so i can easily print it.
Could somebody pls design me a circuit plan and the pcb design in kicad?

Thanks for help and im sry for bothering...

spiderboy
 

Offline ppTRN

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  • Posts: 169
  • Country: it
Re: need help for a circuit plan and a pcbdesign
« Reply #1 on: October 24, 2024, 01:09:25 pm »
I would rather focus on how you are planning to produce the cone at the celing. I think you will need to mechanically block the light from the led in order to make it smaller and then bigger again. Using just a microcontroller you will only be able to control its luminosity
 
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