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105 questions

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Last activity 2015-11-03 07:07:54 +0200 by abhiat

Arduino, DS18B20 and NRF24l01

Hello guys, I'm doing a hobby project and can't seem to get it working. Aim of the project is to transmit temperature values from a DS18B20 using an Arduino Uno and NRF24l01. The receiver should receive temperature values ... (more)

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3
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3
answers
Last activity 2015-10-26 13:04:26 +0200 by Henrik Mohr

Arduino encryption nRF51822

Hi there!

I use RedBearLabs Nano (nRF51822) for at setup where I've developed BLE code in Arduino to communicate with apps on both iOS and Android.

Now I need to ensure the communication with encryption.

I've read these ... (more)

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1
answer
Last activity 2015-10-18 00:58:48 +0200 by awneil

Arduino nrf8001 advertising custom data [closed]

Hello,

I want to make my Arduino coupled with the nrf8001 advertising a simple data (an integer). There should also be a possibility for dynamically changing the advertising data (because it changes over time). It would help me a lot ... (more)

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1
answer
Last activity 2015-10-17 01:27:24 +0200 by awneil

Arduino nrf8001 advertising data

Hello,

I want to make my Arduino coupled with the nrf8001 advertising a simple data (an integer). There should also be a possibility for dynamically changing the advertising data (because it changes over time). It would help me a lot ... (more)

694
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2
votes
2
answers
Last activity 2015-10-06 11:48:58 +0200 by David Edwin

Wireless programming Arduino with nrf8001

We're building a low cost device with an nRF8001 as the only means of communication as physical access is closed after the device is built.

Is there any way to change the nRF8001 output mode to stream data directly ... (more)

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Last activity 2015-07-21 11:17:36 +0200 by Hung Bui

Tips for running Arduino code with nRF51822?

I am trying to run an Arduino sketch using the RedBearLab nRF51822. The sketch is designed to transfer data to and from a microprocessor and an Android device via bluetooth low energy. The sketch works fine using Arduino Uno+nRF8001 ... (more)

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1
answer
Last activity 2015-06-22 14:17:15 +0200 by mitko

Arduino Zero Pro porting the library [closed]

Hi guys, I have to port the current library that is working at the arduino uno for arduino zero pro but when I change the board type I get the following errors:

__file__.ino:39:69: note: in expansion of ...
(more)

212
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1
vote
1
answer
Last activity 2015-06-18 18:48:36 +0200 by Stian flag of Norway

? on using Arduino shield that needs external power with nRF51 DK [closed]

Scenario: I want to use an Arduino shield with the nRF51 DK. When attached to an Arduino, the Arduino's barrel jack is plugged into a 12V power supply. The shield takes advantage of the Arduino's voltage regulator so ... (more)

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Last activity 2015-06-17 23:18:31 +0200 by Henry J

Develop Central UART to talk to RedBear Simple Control Arduino board

I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android and iOS applications. There is sample UART code for ... (more)

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1
answer
Last activity 2015-05-18 20:30:24 +0200 by David Edwin

help in setting up nrf2740 - nrf8001 using arduino

Hello,

I am a newbie in in using BLE and exploring the nrf8001 DK. I was able to flash PCA 10000 module with updated firmware and it was detected in the master control panel as well. However, the nrf8001 module ... (more)

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1
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2
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Last activity 2015-05-18 19:36:06 +0200 by David Edwin

SPI communication between nRF51422 and Arduino

I want to set up an SPI communication between nRF51422 SOC (integrated on nRF51 DK) and Arduino board. I know that it is possible since I've read it in various posts and nRF51 reference manual. But, I couldn't ... (more)

791
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2
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2
answers
Last activity 2015-05-05 16:26:23 +0200 by run_ar

Using the BLE_proximity_template for Arduino

Hi,

I am playing around with the BLE_proximity_template on the Redbearlab BLE shield and an Arduino Uno. I uploaded the sketch and paired my Android Lollipop device with the shield. Success! The serial monitor now encourages me to "Do more ... (more)

760
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1
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1
answer
Last activity 2015-03-19 11:19:20 +0200 by Asbjørn flag of Norway

Using NRF51822 for connectivity with Arduino

Hey,

Is it possible to use the NRF51822 for connectivity together with Arduino, and if so are there any easy instructions as to how to do so? I am looking something on the level of how to connect the Arduino ... (more)

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Last activity 2015-03-18 16:10:51 +0200 by Bo

Example for combined HID/UART XML (nRF8001-Arduino)

Hi all,

I have been trying to combine the UART and hID Keyboard examples into a single application. I want to use the HID part to send specific keystrokes using buttons on my Arduino. I want to use the UART ... (more)

882
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1
vote
2
answers
Last activity 2015-02-24 20:54:56 +0200 by ouantenna

nRF8001 BLE arduino uno examples fail to compile

I am trying to integrate BLE into my wireless heart rate monitor project with an Arduino Uno.

Everything works and can successfully be exported over a different BT antenna to a custom android app. Now I have purchased the nRF8001 ... (more)

511
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1
answer
Last activity 2015-02-11 16:02:06 +0200 by David Edwin

speeding up data transfer rate from ios app to arduino with ble shield [closed]

Hi all,

I'm building an application for IOS & Red bear lab BLE shield and Arduino. The phone acts as a remote control for a toy car that I built . It works decently, but I would like the response time ... (more)

953
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1
vote
1
answer
Last activity 2014-12-20 17:17:38 +0200 by David Edwin

Blend Micro Arduino Timeout problem [closed]

This is the second part of the problem firstly exposed in this question.

I have the problem that, with a Blend Micro Arduino board from Red Bear Lab after a while (randomly changes from 20 sec to 6 minutes more ... (more)

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2
answers
Last activity 2014-11-20 20:45:46 +0200 by Mahir Sertkaya

nRF24L01+ arduino

Hi, i have a strange issue on connecting nRF24L01+ module to Arduino pro mini. I use arduino pro mini, nrf24L01+ module, 3.7V 6000mah battery and DS181 chip to measure temperature of any room wirelessly. I write a sample code ... (more)

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1
answer
Last activity 2014-11-13 22:21:56 +0200 by d00616

Bringing Arduino and nRF51 together

Hello,

i'm trying to get running nRF51 on Arduino IDE. I have forked RFduino at the moment https://github.com/d00616/RFduino

With SDK i can compile a startup library and an simple arduino sketch like this one in ... (more)

796
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no
votes
1
answer
Last activity 2014-11-11 10:27:16 +0200 by Asbjørn flag of Norway

nRF51 as UART-HID Bridge for Arduino

Hi, i have only little experience in programming a nRF51, but i want to make just a simple application. before i used a btm222 BT2.1 SPP module to transmit serial UART-data via Bluetooth - that was pretty easy. now i ... (more)

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answers
Last activity 2014-11-10 10:08:06 +0200 by anut_peach

nRF51 UART-HID bridge for Arduino [closed]

Hi, i have only little experience in programming a nRF51, but i want to make just a simple application. before i used a btm222 BT2.1 SPP module to transmit serial UART-data via Bluetooth - that was pretty easy. now i ... (more)

606
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no
votes
1
answer
Last activity 2014-11-09 10:33:47 +0200 by d00616

nrf51822 + Arduino Mini

Hi,

I am a newbie and would like to build a solution that combines nrf51822 with Arduino. Is this possible.

I find that there are many nrf5001 + Arduino solutions, but I would want to use nrf51822 which is a multiple ... (more)

470
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1
vote
1
answer
Last activity 2014-10-30 17:53:57 +0200 by Vebjørn flag of Norway

I need something similar to "pulseIn" of arduino in my nRF51822 [closed]

I am using a US-100 ULTRASONIC SENSOR MODULE, and I need to measure the pulse width that this sensor produce. In arduino we can use a metode called "pulseIn", that gives you the measure of the pulse. My question is ... (more)

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1
answer
Last activity 2014-10-22 13:50:29 +0200 by Petter Myhre flag of Norway

How to connect nRF8001 with Arduino Uno to a Laptop?

I cannot find any instructions on how to "pair" the nRF8001 with a laptop (I understand that BLE doesn't pair like usual BT).

Are there any tutorials available?!

Thank you

600
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answers
Last activity 2014-09-17 13:56:54 +0200 by Binyamin

Suggestions for cheapest Arduino basic real-time RFID localization - distance tracking solution?

I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional readers or antennas. Current setup: 1 reader and 3 tags with ability to ... (more)

299
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answers
Last activity 2014-08-07 07:10:33 +0200 by Johann

can Nrf905 communicate at 5v logic level with arduino ? or must it be 3.3v?

Hi I would like to know if it is possible to to run the Nrf905 chips on 5v logic level without damaging the chip ? i see many people playing with arduino and these chips but would just like to confirm the setup.

502
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1
answer
Last activity 2014-08-05 22:47:01 +0200 by bgix

Redbear BLE v2 shield + Arduino DUE

I am trying to get the Arduino DUE up and running with the Redbear v2 BLE shield, and SDK 0.9.3.

It was a pretty trivial operation with Arduino YUN, but I not so much for DUE. I can ... (more)

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no
votes
1
answer
Last activity 2014-08-05 13:10:29 +0200 by Pål Håland

How do I send the data from arduino to my iphone via bluetooth using red bear ble shield?

Hello,

I am new to BLE shield and arduino stuff. I am working on a project where I have to send the sensor data i.e. temperature sensor, humidity sensor and pressure sensor from an arduino uno board to my ... (more)

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votes
1
answer
Last activity 2014-06-24 12:16:38 +0200 by David Edwin

sending above 8 hz reboots arduino uno with readbearlab shield v1.1

Hi,

I'm using an arduino uno with a readbearlab shield with v1.1 to send sensor data to a android phone. Using a timer interrupt I try to send data every 0.1 sec (10hz) to the phone.

This ... (more)

455
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no
votes
1
answer
Last activity 2014-06-17 08:59:07 +0200 by Stefan Birnir Sverrisson flag of Iceland

UART and arduino uno communication

I have a nRF51822 and arduino uno board. Is it possible to connect my nRF51822 uart to the arduino rx/tx, so that i can use it for communication to PC through arduino. The voltage levels in UNO works on ... (more)

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