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'm trying to get higher throughput when connected as a central by increasing my Tx&Rx bandwidth to high (from the default medium).
uint32_t nrfErr; ble_opt_t opt...
Hello,
my custom board does not have external 32kHz crystal. I have managed to use NRF_CLOCK_LF_SRC_RC in SOFTDEVICE_HANDLER_INIT instead.
My questions are:
...
I have a Custom Board made by using nrf51822 soc but pc is unable to detect the board by using Jlink debugger.
Stlink was able to detect only when frequency selected as 20khz...
Hello dear Nordic Team,
I got a question regarding the device filtering options. I am interested in putting 10 chips next to each other. But every chip shall have only...
As I came to understand, all the services & characteristics are registered in a "GATT table" of some sort, so my question:
What are the functions used to create and...
I want to update the nordic device from another MCU with HCI DFU. I cannot figure out how to write the packet header.
In the Nordic documentation, it is writen to read the...
I want to add micro-ecc library for compiling bootloader secure code.
I tried as mentioned on infocenter.nordicsemi.com/index.jsp .
I am getting error as attached. I am...
Hi,
we use the GPIOTE to get informed if the value of a GPIO pin gets from hi to low.
If this happens, the GPIOTE event handler will be called.
What will happen,...
Hi, I'm using a nRF52 dk board as a switch to control a circuit. The problem is I not sure which gpio can be used to act as a switch to control the circuit. Thanks.
I need to append another binary-file (image.bin) to the generated bin-file from my own nRF makefile Project in Eclipse with Cross ARM GCC. My research showed me several possibilities...
Hello,
I have a standalone application which incorporates 3 public BLE services and 2 services with custom UUIDs.
Today I tried to extend the buttonless DFU example with...
Hello,
I have installed Ozone (V2.22g) on Kubuntu (16.10 64bit) and attached a nRF51DK via USB. I can successfully run a test program using nrfjprog with the following...
Hi,
I'm not sure if I understand the new reference layout correctly. There are new NP0 12pF capacitors on pin 25 and pin 26 to suppress the spurious emission, but are they...
