Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi
I have been trying to get QtCreator configured such that I can use it as my IDE for the nrf51822 on Mac OSX. I use the NRF51DK as hardware, but also had it working using...
Hi
I'd like to realize below function for our product.
The product has static passkey in factory.
A user who use the product will pair with his smartphone using...
Hi, I am soon going to run initial RF Performance Tests. We have designed the board IAW Nordic recommendations, so I do not have any special test points and/or RF connectors...
Hey I am a beginner and I want to use mpu-6050 interrupts to sample the sensor values. I am able to read and write values through i2c but I want to read values only when any...
Hi, I'm updating my code which used to have a direct handler GPIOTE_IRQHandler(void), however I can't seem to get this working.
The Kiel Run Time Management has a requirement...
I updated from SDK 8.0 to SDK 8.1. My project had both app_uart and app_gpiote. With 8.1 (I don't exactly remember how it was on 8.0 and I have not spent any time researching...
I wanna use a nrf51822 dongle to sniff all data packets sent by 4 to 6 beacons, without large loss. The code I use is a python api given here learn.adafruit.com/.../python...
I need to provide a battery level in the application I'm working on. This application's services will all be custom - I'm not using predefined BLE services.
Our device...
Dear Sirs,
I am currently developing a project using nrf51422. My programs works fine with pca10026 develop board.
I builded a custum PCB for my project. All HW components...
In the ble_app_hrs_c the scanning indication LED blinks with a periodicity of about 4 seconds, while the advertising LED on the peripheral blinks at the expected 2. Both systems...
Hi,
I am currently experiencing TWI module lock-up issues with the hardware TWI library, which is supposedly fixed according to PAN v3.0, issue #56. (The issue was previously...
Hello,
For me, at the moment there are two things unclear.
With the help of some Nordic examples, I was able to add a Service with 3 characteristics to the used S120 BLE...
Hello all,
I'm new to embedded development and could use some help here.
I am currently working on our own board with a nRF51822 chip on it and using SEGGER j-link to...
Hi,
I just got my nrf51 dk and my task is to connect it with a bluetooth device, say a bluetooth treadmill, and retrieve data from it. The bluetooth treadmill was designed...
hi, i'm trying to develop a wearable health device.
actually, the device is a little unusual because it is attached to the Armpit or sole of the foot or inside knee ..
...
