Customer #452032 on SEN-11792 - Fingerprint Scanner - TTL (GT-511C3)
In deed. You must apply an input voltage of 3.3-6V, but either you use a resistante arrangement before the Rx (of the Fingerprint Reader) so you have an 3.3V signal in that input. Otherwise you might...
View ArticlePurple People Eater on Simon Tweaking
The “speaker” is actually not a speaker. It is really a piezo element.About the code, I think these might be helpful: There is a section in Sparkfun Inventors Kit that covers it. Here is the guide....
View ArticleMozler on SEN-08419 - RFID Reader ID-12 (125 kHz)
Hopefully you’re still around. I have a 134kHz Homeagain implementable chip which I was hoping to read with this. I was hoping you can share more details of your TI based reader and what you had to do...
View ArticleCPJ on COM-11759 - Infrared Remote Control
Whats the IR protocol used? Standard NEC, Sony SIRC or what? For those who don’t use arduino/libraries
View ArticleBwooce on COM-11759 - Infrared Remote Control
I’d be really interested in a Bluetooth 4.0 / Low Energy / SMART (sigh) version of this. I can find single-button versions, but nothing with 4+ buttons.BT4 is an amazing step up from previous versions,...
View ArticleCustomer #452163 on LCD-09363 - Color LCD Shield
Hi everyone. I have a LCD Shield and I wanted to load a logo like sparkfun logo in the sample code. So can any one suggest me how to do that ?
View ArticleCustomer #452164 on Holiday Shipping and Kickstarter Update
Holiday shopping is just about the corner, which lots of people will take out their charge cards for. They might reconsider doing this if they imagined that info about them and their shopping was being...
View ArticleCustomer #452165 on CAB-00515 - USB Cable A to A - 6 Foot
why don’t you hide the “ Submit” button a little better?
View ArticleJamo on COM-11759 - Infrared Remote Control
The example code has #defines for each button. C/Ped here:#define POWER 0x10EFD827 #define A 0x10EFF807 #define B 0x10EF7887 #define C 0x10EF58A7 #define UP 0x10EFA05F #define DOWN 0x10EF00FF #define...
View ArticleTimon on PRT-08754 - Eagle Text Reference Board
Still wish you would put solder mask around the traces so it would be easier to see just how wide they are. I’d add a solder mask that was about 5 larger than the trace.
View ArticleTimon on PRT-08870 - Pogo Pin w/ Chiseled Tip
How about adding a pogo eagle library with all of the pin types, clearance holes for the upper board, test pad that match the pins, both round and square, and anything else that would be useful when...
View ArticleCustomer #452204 on ROB-10267 - EasyDriver Stepper Motor Driver
Hi, I have a quick question maybe you can help me, I am trying to use the EasyDriver for a battery powered clock. The problem is that even after sleeping and manual removing the LED indicator on the...
View ArticleEricHahn on ROB-10507 - Quadstepper Motor Driver Board
Is there anything test code for those trying to test the bus header?
View ArticleTomn46037 on WRL-11129 - Si4707 Weather Band Receiver Breakout
Thanks! I forked the sparkfun repo.. and updated the demo code. It will print out any SAME messages to the console as received. Also added a copule of indicator lights.Pin 13 = SAME message being...
View ArticleCustomer #451273 on KIT-11227 - SparkFun Inventor's Kit for Arduino
Thank You, I was able to make it work just by putting the diode like you suggested!
View Articlejeffer on Using OpenSegment
I’ve been using one of these with a Raspberry Pi reliably via UART for a couple of weeks. Suddenly, it will start with the customary ‘1234’ but will immediately display ‘0000’, and nothing else. I’ve...
View ArticleCustomer #452274 on BOK-11581 - SparkFun Inventor's Kit Guidebook
Both the Photo Resistor (#6) and Temperature Sensor (#7) circuits have problems.In the Photo Resistor circuit, the table that specifies which components to use and how to hook them up has temperature...
View ArticleSnobbotics on Firework Igniter
Wow. You did a much better job with a box than I did. This last independence day, I built my third wireless fireworks igniter. You are right about the thicker nichrome working better. The way I did it...
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