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hello there
I am interfacing master nrf51 dk with nxp's slave lpc11u24
(1) my main...
It is good practice to prefix the includes from one's C libraries with a directory so that they are all part of the same 'include namespace'. Unfortunately the Nordic SDK...
Hi, is there an available developer in my tri-state area of Minnesota, N. Dakota, or S. Dakota? Please call me if you are available for a project for hire. The developer should...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
Hi all,
I am working on CAN driver for the MCP25625 device, which communicates to the nrf9160 via SPI. I am following the SPI example https://github.com/Rallare/fw-nrfconnect...
Hi,
in the timeout_handler of app_timer_create, invoking function nrf_esb_write_payload(&tx_payload),The timeout_handler function won't come in again,why? timer cancel?
Dear all,
I am using NRF52832 for a mesh application. I utilize the light switch example for the project.
Description of my application:
1. We have 6 devices. They...
I am trying to integrate LPS22hb sensor n nrf52832. I am starting with twi_master_using_nrf_twi_mngr example(sdk15a->compents->drivers_ext->lps22hb)
I have added lps22hb...
Hello,
I have a device that samples data from a bunch of sensors every n hours, and that when in IDLE must consume around 100uA. To achieve this, I'm using a counter (that...
Hi,
I connected MCUBoot and FOTA to my project. I checked that the download is working, but not stable. I saw in the documentation that you can enable the continuation of...
Hello I need a falling edge response via GPIOTE. The settings I use for sdk 16 to sdk 14.2.0 do not work. For sdk 16 I use the functions nrfx_gpiote _..., for sdk 14.2.0 nrf_drv_gpiote_...
I observed a peak of 334 ua during system-on low-power mode during idle time which is periodic around 4 sec. I am using ble with RC clock option.
1.is it waking for calibration...
Previously, I learned that BLE is capable of 1:1, 1:N, and N:N communication, but I didn't get the exact information. Can I get some information? How do you do it, what's...
What is the max current nRF52840-DK source from Vdd pins, i am connecting multiple sensors through the Vdd of nRF52840-DK i want to know how much load it can source ?
Hello,
There is a problem printing the log message. I am using SDK12.3, keil compiler and segger J-Link. After modifying the project a little, normal log output is not available...
Does the nRF9160 have an ATEX component certificate? Why there is no marking such as "Ex ia IIC Ga" provided? What exactly do you understand by the term "ATEX compliance"...
After a conversation with a Nordic engineer and some research it looks like there is no official way to upgrade a product over the air from an nRF5 SDK based product to an...
I ported the Thread Secure DFU example to use FreeRTOS, however I get a hard fault if something is scheduled using the app_timer provided.
Calling coap_dfu_trigger or handling...