Lilypad is an open source microcontroller board based on Arduino and designed for wearable electronics.

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37 views

Can I, Bi-Directional Level Shifter as Motor(3V) controller with Arduino Lilypad (3.3V)?

Basically this could be easily done by using a BJT NPN, but since I want to control two motors(3 V, 45-60mA) and 5 LEDs was thinking of using a Bi directional level shifter instead of using ...
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3answers
270 views

Powering and controlling multiple 12V LED strips with Arduino LilyPad USB

I'm trying to use an Arduino Lilypad USB to control several separate 12V white LED strips. I am however struggling to work out how to power them. The LilyPad only operates at 3.3V and I thought a ...
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2answers
604 views

Connect a microSD reader to a LilyPad USB, where are the digital ports?

I am attempting to connect a microSD breakout board to a LilyPad Arduino USB. The microSD board has previously been connected to an Arduino Duemilanove. In the Duemilanove setup, the following ...
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1answer
747 views

Arduino: Common Ground Issue? Powering Buzzer, LEDs via transistor as a switch

I'm working on an ugly Christmas sweater with a Lilypad Arduino. Previously it was setup to power LEDs on each side of the sweater using just the voltage from the digital output pins (alternating ...
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1answer
479 views

How to inflate/deflate to create artificial lungs [closed]

I'm trying to create lungs for a project I'm working on that can inflate and deflate. I'm quite new to EE and using the Arduino, so I don't have much experience to know what would be the best way to ...
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1answer
659 views

Problem with circuit created with fabric pressure sensor

This is only my second time working with any type of circuitry, so I apologize in advance if I don't use the right terms when I explain my problem. Feel free to correct me! So in one of my projects, ...
5
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2answers
817 views

Arduino: two more analog input!

i'm dealing with analog sensors. I have an Arduino Lilypad Simple Board with only 4 analog input. Now, i need two more sensors and i've found on the net this schematics: But i don't understand if it ...
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1answer
204 views

Accellerometer and arduino lillypad and wearable projects

I have just bought an Arduino Lillypad and an MMA8452 accellerometer board and i have few questions: 1) Power supply on lillypad I know that working with accellerometers is a little bit dangerous: ...
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2answers
3k views

How to charge Polymer Lithium Ion Battery that comes with the Lilypad Development Board

There is a Lithium Polymer Ion Battery that comes with the Lilypad Development Board from Sparfun. Does anyone know if the battery charges if we plug in the battery to the Lilypad Arduino and connect ...
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3answers
3k views

Decoding XBee Series 1 API Packet

I'm having issues trying to decode a XBee API packet. I start decoding it, but I'm not sure what my actual analog data should be. Several of them look like: ...
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1answer
314 views

Arduino LilyPad Input Voltages Below the Input Voltage in Specs

The LilyPad spec page says: Input Voltage 2.7-5.5 V I understand that an input voltage greater than 5.5 V would damage the device, but what if it's below 2.7 ...
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3answers
795 views

Displaying text on a LilyPad?

What are the best options to show a line of text on a LilyPad Arduino, probably using a matrix of LEDs? Are there any thin and inexpensive displays? The main problem is that the only things I can ...
4
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1answer
507 views

BluetoothMate and Lilypad board

I have a mac and am looking for some instructions/tutorials on how to start using the Bluetooth Mate with a Lilypad board. If anyone has any experience with this that they would like to share I would ...
8
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4answers
3k views

Connecting a Lilypad to a WiFi network?

I would like to connect my Lilypad Arduino to a WiFi 802.11 network that provides internet. What is the best way of achieving this? Can I use a XBee module and somehow interface with my home router? ...
3
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1answer
2k views

Connecting bluetooth to Lilypad Arduino

How do i connect bluetooth to Lilypad Arduino?
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1answer
540 views

Lilypad upload error

I'm trying to get the Lilypad working on my machine but i get the following error. I had a Google for it but everything keeps pointing to a problem with the board. I swapped it out and tried another ...
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8answers
2k views

Coating a Lilypad in resin

Has anyone got an example of coating a Lilypad or some other electronics in resin to make them waterproof. I'm wanting to make something that is really resilient -> Being lazy i want to be able to ...
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3answers
782 views

What happens to Lilypads in the rain?

If you have a funky Lilypad clothing and it gets rained on or you spontaneously decide to go for a swim in it :) what happen?
5
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4answers
279 views

With Lilypad boards, whats the best way to put them into clothing so they can be easiy taken out?

I want to make a vest that has LED all over it (for the purpose of night time cycling) but i want to be able to easily wash it.