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 had some issues with Errata so I tried to build a simple BLE app like Blinky.
The errata functions all compile as return false. For example, nrf52_errata_108
What...
I would like help in understanding the limitations of the NVRAM. The documentation for the nRF52840 and the nRF52832 are different. This is what the nRF52840 reads:
Do...
Hello all,
I am new to BLE mesh programming. I want to develop a multiple sensor client-server model where sensor data (eg. temperature values) from multiples nodes in a...
Setup:
- MESH SDK 4.1.0
- nrf52832.
Consider the following scenario:
- 3 nodes (A/B/C) are provisioned on the same network.
- I'm using a custom model with reliable...
Hi Team,
nRF52840 boards are getting fail continuously not able detect by Host computer.And the boards are no more useful and all boards are brand new only One day we have...
Hi,
I am trying to enable Bootstrap support.
Therefore I set "CONFIG_LWM2M_RD_CLIENT_SUPPORT_BOOTSTRAP=y" in prj.conf.
I also set "CONFIG_APP_LWM2M_SERVER" and the port...
I have built boot-loader hex file from SDK 12.1.0 secure DFU project, without any changes except for public_key.c file.
I am referring to steps mentioned under
Combine...
Dear all,
Hi, I'm Eric.
I m studying spi communication used nRF52832 base on SDK 14.2/example/spi.
That examsignal is below picture 1.
But I want to delay between...
Hi--
I noticed something rather peculiar on the built hex from segger that is programmed onto my nrf52832 chip (firmware image).
The hex looked as expected, until i got...
My ble_peripheral is bonded to ble_central, How do I upgrade at this time ? If you still use the mobile phone APP to upgrade, you need to erase the binding information, and...
Hello,
I encountered a problem when installing nRF_connect on a new computer. As shown in the picture, the attribute "middleware" of null could not be read. Opening all...
I am using as template the MQTT sample app from NRF Connect 1.3.0, for which I want to create my own application modules, I have added the .c files to src, but I am having...
Hello,
We are using the Serial port library with two UARTEs. It defines two instances of the serial port interface: one for receiving data, and one for sending data. After...
Subject pretty much explains the problem. One can just get power from a USB interface, but if I plug our nRF52840 into such an interface, it does not appear to boot into its...
I am trying to use serialization to connect an STM32F4 to an ISP1705. My goal is too connect to other BLE devices and read some measurements. I have tried a few of the examples...
