I try to use hcidump, capture CSR dongle on ubuntu14.4.
I can find SDK8.1.1 s110 keypad demo create connection fail.
HCI Event: Command Complete (0x0e) plen 4
LE Set...
I want to experiment with recording observations of the beacons with raspberry pi's.
Is there any precompiled firmware I can install on the nRF51822 smart beacon...
Hello everyone,
I am trying to communicate among 2 NRF24L01+ modules using 2 ATmega16A microcontrollers.
My SPI communication is working fine as I am able to write and...
Heads up for anyone using the IoT SDK (currently 0.8.0). This SDK has the TinyDTLS-0.8.1 embedded in it... and I believe that there is a bug in the TinyDTLS CCM functions...
A new library/toolkit has been built that allows us to invoke the services of an nRF24L01 from a Java environment. Documentation and links to the Github project can be found...
Hi,
I am sending data from Android phone in every 200 ms to nRF8001. But sometimes I found there is a 50 ms or 100 ms delay. It looks like nRF8001 spending some time in...
Hello,
I'm starting a new nRF51 project on mbed for a custom board. I wish to know what is the "cleanest" way to define pinout (what file to edit) ?
Thank you
Hello everyone
I'm developing a software which should use the latest OpenThread version and if possible in the form of prebuilt libraries. I followed the tipps and instructions...
I try to execute the PWM settings via the library in an extra .h/.c file to keep my main method as small as possible. Unfortunately the program sticks in the ErrCheck and...
I am currently designing a circuit with the NRF5340. This circuit will be alternatively supplied by VUSB when connected to a USB port and by a 1.8 V power supply to VDD when...
Hi,
I am using nrfconnect to debug my application code. i have an application code with 9 services in total and it is working fine as expected.
Now the problem is, if...
I have a freeRTOS based system and my Logging Thread, which is based on the examples has odd behviour when used in conjunction with the WDT. When I first program the board...
Dear Nordic,
I am adding the NUS to a firmware that already runs a custom service. I based my code on ble_app_uart. It fails during init, when it calls ble_advertising_init...
Hi guys:
a. I use a uart dfu bootloader(loacation: SDK-location\nRF5_SDK_15.0.0_a53641a\nRF5_SDK_15.0.0_a53641a\examples\dfu\secure_bootloader\pca10056_uart) in 52840 soc...
What is the ADC internal reference voltage (0.6V) tolerance at room temperature and over the full operating temperature range?
Or is it same as the value specified in the...
I am using NRF52840dk boards to make an openThread mesh network with CoAP. There is an example in NRF-SDK for coap client and another example for coap server. I used them...
I know there is an ongoing global semiconductor crisis. In the products, we decided to switch to NRF52/53 family products as core MCU. However, we're having hard time getting...
Hi,
Currently our system is using printf() to print some debug messages to the Segger debug terminal. Now we would like to reroute these messages to a UART port.
We are...
Hi there,
My nrf52840 DK seems dead. I want to recover it.
What I did:
Put the nrf52840 DK into Bootloader mode by pressing the "IF BOOT/RESET" button while powering...
Hi,
I'm working with pc-ble-driver and a PCA10040 devkit.
First, the central sends a data length update:
This returns no error (0), and on the BLE_GAP_EVT_DATA_LENGTH_UPDATE...
Hello,
we have a question about the usage of FDS. The data to save has a length of 1200 words. So the virtual page size is set to:
#define FDS_VIRTUAL_PAGE_SIZE 2048...
