The sparkfun tag has no wiki summary.
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Bluesmirf sparkfly bluetooth HID Radio [closed]
So currently I have purchased this Bluetooth HID radio, product number: RB-Spa-608
I am trying to connect this Bluetooth radio to digital pins of my Arduino Mega to set the baud rate to 56700 so it ...
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2answers
658 views
CAN bus simulation (automotive purpose) - tried Arduino and SparkFun
I repair electric powered steering systems for cars, especially Fiat, Alfa, and Lancya (Delphi manufacturers), and I'm in need of making some tool to test these reparations. I mean just turning it on, ...
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2answers
57 views
Peak-to-peak voltage of WRL-10534?
I'm experimenting with the 434 MHz RF Link transmitter (WRL-10534) from SparkFun. I'd like to determine the peak-to-peak voltage of the RF output, but I don't have access to an oscilloscope that can ...
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1answer
1k views
Which Eagle part to use for this 2-pin Screw Terminal?
This is my first EAGLE design and I'm looking to add some a number of 2-position screw terminals (3.5mm pitch) PRT-08084.
Problem: I can find the EAGLE part for ...
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1answer
105 views
2 sources one speaker - for old rotary phone
I have built a "mobile" phone using an old GPO 746, a Raspberry Pi and an old Nokia 6301, amazingly I have managed to get the audio to/from the phone's 2.5mm jack plug to through the GPO handset, ...
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1answer
113 views
Arduino powered relay behaving oddly
I bought a spark fun inventors kit in order to learn about arduino. I am attempting to complete circuit 13 http://dlnmh9ip6v2uc.cloudfront.net/datasheets/Kits/SFE03-0012-SIK.Guide-300dpi-01.pdf .
It ...
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2answers
102 views
Using ptr-10401 LiPo Charger on a 24.8 Whr battery
I just got in a LiPo charger (ptr-10401) and I want to use it to (yes I know slowly) charge a 24.8 Whr Lithium Polymer battery.
My question is pretty simple. Does this device contain the required ...
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1answer
371 views
Sparkfun Thermal Printer + FTDI Basic Board w/ C#
I'm trying to connect my laptop to a thermal printer from Sparkfun through an FTDI Basic board using C#. I've been using a .net library from:
...
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436 views
not receiving signal when RedBoard is using XBee shield
I'm running into a problem with a SparkFun XBee Shield (WRL-10854) when used with a RedBoard (DEV-10908) (Arduino Uno compatible) where it doesn't receive the signal being sent to it. When the same ...
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1answer
320 views
Can I cut off the 5v output of the IOIO to the Android?
I'm working on a project using Sparkfun's IOIO for Android (https://www.sparkfun.com/products/10748) where power consumption is a concern. The IOIO board provides the phone with 500 mA charging if I'm ...
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0answers
173 views
Reading from an ITG-3200 Gyroscope
I'm having some trouble getting any reading from an I2C ITG-3200 Gyroscope breakout I'm using from Sparkfun. Here is the product: https://www.sparkfun.com/products/9801
I have a feeling this might be ...
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1answer
145 views
Multiplex data and LED pin
I'm looking at performing a chip conversion for the Sparkfun LED RingCoder. The sample code provided with the product works well on an Arduino UNO, but it uses a pin for each I/O - 5 pins for the ...
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1answer
544 views
Increase the analog sample rate of the IOIO?
On the analogue input wiki page for the Sparkfun IOIO (android development board), it says that the analogue pins are sampled at 1kHz. This is too low for a number of potentially exciting uses, like ...
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2answers
830 views
Is my SparkFun RS232 Shifter SMD faulty?
Product Link
I am connecting this to an Arduino. (once Arduino programmed I removed the USB connector as it shares the serial comms with Pin0&1)
RS232<->Arduino
VCC <-> 5V
GND <-> GND
...
2
votes
1answer
3k views
how do I change baud rate for bluesmirf without connecting to pc?
Hi I have the sparkfun bluetooth mate silver. I am trying to start working on control via bluetooth for my Arduino. Only thing is I need to set the baud rate for the bluetooth mate, all guides I can ...
2
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1answer
142 views
Sparkfun's Uberboard HELP
I bought the Sparkfun's Uberboard a while back and I was trying to run the "Bootloader Tutorial" I followed all the instructions, got the FW.SFE file, but when the Uberboard resets it does not load ...
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1answer
255 views
Wireless UART Speed Shift
I'm building a MindFlex-based EEG. Basically, I'm sniffing a 9600bps bus, analyzing the data with an Arduino*, and sending it to Processing/Java for display. To make it absolutely isolated from mains ...
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2answers
335 views
Where to find Sparkfun's 1.0mm pitch connectors?
I'm trying to buy these recently stocked connectors from Sparkfun from either Farnell or Digikey, but have no idea what they are called or how to find them. Also, what about the female connector that ...
