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...
I'm using the ble_app_template of SDK11. but I dont have an external oscillator, so the run time freeze at ble_stack_init
in this answer , the solution is to relace NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Hi,
I have a NRF52DK (Chip Label: PCA10040; V0.9.0; 2015.44; 682646724) and when i try to start the DK as described in the getting startet page, Step 5 failed as LED1 is...
Hi,
I am planning to make a program so that when a beacon goes far away a specific distance (around 5m) then the led should light up.
I have taken some measurements...
Hi,
I have a couple of eval boards that were created for software and hardware development. We have two versions of the nRF52832 on these development boards. I know that...
I am using nrf51822 powered by a 3.3V regulator in a li-ion powered application. We have a high current load that we're controlling with PWM at 20kHz. Radio performance is...
I want to bond with an peripheral, which has static passkey hardcoded in it. If I want to bond with it with MCP, I get an request for passkey, I can then bond and encrypt...
My environment for this is
Ubuntu 14.04
ecipse Mars2
ble_app_uart project of Nordic SDK11(makefile project)
armgcc
nRF52 PCA10040 Nordic board
ERROR...
I am trying to figure out how to exit a loop of my program using a button press on the nRF Toolbox UART app. Say it's button 4 for sake of giving it a value. I am using an...
Hello,
I've been trying to use nRF Connect 1.0.0 on OSX 10.11.6 with a nRF51822-powered board ( this one, to be precise ). Whilst nRF Connect finds the serial port and...
Hi,
I'm complete nordic newbie and asking you for some help.
I have 2x 81522 ICs, one is QFAAC0 and the other one is QFAAH1, both QFN48 packaged.
(1) looking at infocenter...
Hello I'm trying to learn your API using nrf5-ble-tutorial-advertising example. Over all the example is much help and API documentation is quite good. But part of API code...
Hi,
I am trying to do a GPIO operation every one second repeated in 51822. I am using app timer to get this work done. The current average consumption is 45uA/H. The handler...
The blinky_freertos example in the nRF5 SDK 11.0.0, built for the nRF52 (PCA10040) with GCC, appears to work fine right out of the box. However, when I added -DDEBUG_NRF to...
Hi,
Is it possible to communicate directly between nrf51dk(peripheral) and PC(master)?
With UART communication, I need to connect a board to the PC via USB. But I want...
We are using the nrf51822 with softdevice 7.0.0 and BLE.
We have noticed cases where sd_temp_get never returns and the processor resets due to watchdog timeout.
Under...
