Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
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 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 ..
...
