Very beginning help connecting Bluefruit LE shield

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GStecklein
 
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Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

I am following the tutorial (https://learn.adafruit.com/adafruit-bluefruit-le-shield) to connect my bluefruit LE shield and arduino uno to my pc and phone. I reached the ATCommand step, have loaded the example sketch onto the arduino, connected with the shield on my phone, and when I open the console I get the following error.
Adafruit Bluefruit AT Command Example
-------------------------------------
Initialising the Bluefruit LE module: OK!
Performing a factory͕͕
AT+
AT+FACTORYRESET
<- OK
ATE=0
<- OK
Requesting Bluefruit info:
----------------
BLESPIFRIEND
nRF51822 QFACA00
0BFF0B7C816E6C94
0.8.0
0.8.0
Sep 25 2017
S110 8.0.0, 0.2
----------------
AT >
<- ERROR
AT >
<- ERROR
It continues to generate error messages and doesn't respond when I send a query like AT+HWGETDIETEMP.

I have not used any jumper wires anywhere or changed any of the example code/configuration settings, as I'm under the impression that I'm in the default hardware/software SPI mode for everything. Thank you.

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Franklin97355
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by Franklin97355 »

When you restart the program does it work again? Can you post a picture of the shield and your soldering?

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GStecklein
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

Thank you for the reply. When I press the reset button I see the connection get reestablished , but then it begins sending Error again. Photos of the soldering are attached.
Attachments
IMG_0394.JPG
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IMG_0393.JPG
IMG_0393.JPG (50.03 KiB) Viewed 275 times
IMG_0392.JPG
IMG_0392.JPG (55.4 KiB) Viewed 275 times

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GStecklein
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

Two more photos. The first is the full assembly

The second photo is of some of the pads that look like maybe they should be bridged by adding a little solder? There were no instructions in the tutorial explicitly saying to do this, so I have not done so. Thank you.
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IMG_0395.JPG
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Franklin97355
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by Franklin97355 »

Go ahead and redo the pins that have rounded solder blobs so they flow like most of your connections. Take a look at thisSoldering Guideand I will check to see if there is any reason it would stop communicating like that.

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adafruit2
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by adafruit2 »

hiya do the other examples work? post a screenshot of your terminal software

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GStecklein
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

@adafruit2 Interestingly, the example bleuart_cmdmode.ino is still having some problems, but seems closer to working -- see screenshot.

I am using the web editor through google chrome.

What I mean by closer to working is that I see the message I sent from the console program on my iphone and vice versa, but along with the message there are a number of extra characters, including broken instances of "Send".

@franklin97355 This type of sporadic error makes me feel like I still have a bad connection, so I will keep touching up the soldering.
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BLEUartTestfinal.png
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GStecklein
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

Completed a new attempt at the soldering (pics). I am still getting just as many error messages, though.
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IMG_0396.JPG
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adafruit2
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by adafruit2 »

please try to use the desktop IDE

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GStecklein
 
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Re: Very beginning help connecting Bluefruit LE shield

Post by GStecklein »

Using the desktop IDE works!

In summary: the browser-based IDE Arduino web editor is not compatible with the Bluefruit LE Shield. Use the desktop IDE only.

Thank you.
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WorkingAT.png
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