Connecting Spartan Blue-Link Class 1 Bluetooth Adapter Probs

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sid6581
Posts: 4
Joined: Mon Jan 25, 2016 4:04 pm

Connecting Spartan Blue-Link Class 1 Bluetooth Adapter Probs

Post by sid6581 »

Hi there,
has anyone ever successfully hooked up the Spartan Blue-Link Adapter to an Arduino Pro Mini ?
http://www.spartan-rc.com/products/blue ... uelink.php

I got it powered up and recognized by Windows 8 as Com4 (SPP).
Changed the Com-Settings to 115200 8 N 1 in Device Manager and started MultiWii-Conf.
Could connect to Com 4 (Buttons green) and a flat line is drawn in the Scope,
but there seems to be no communication (no Cycle Time Counter, Copter Type etc.)
I already changed RX and TX wires, but the Problem remains.

Are there any AT-Commands that I have to send to the Spartan Blu-Link ?
Thanks in advance.
Dirk.-

sid6581
Posts: 4
Joined: Mon Jan 25, 2016 4:04 pm

Re: Connecting Spartan Blue-Link Class 1 Bluetooth Adapter P

Post by sid6581 »

Got it up and running now by myself :)
It took me some time to figure out what to do, so here's the procedure:

1) Factory-Reset Blue-Link like so: https://www.youtube.com/watch?v=PU4TMeQSvWw

2) Solder a 4K7 Resistor from Pin 4 (GPIO7) of the RM41 BT-Module to GND to diable baudrate Force to 9600

3) Pair Blue-Link with your PC (code 1234)

4) Power off/on Blue-Link and connect via a Serial Terminal Software (9600,8,n,1)

5) inbetween 30 seconds, type "$$$" to enter Command Mode, Blue-Link should respond with "CMD".
Then type "su,115k" and [enter] to set baudrate to 115200.
Finally type "---" and [enter] to exit Command Mode

6) Done !

Greets,
Dirk.

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