I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi,
We have been working with nRF52832 and using BLE Mesh in our product. The product is an Access control reader which scans for nearby smartphones over BLE and sends...
Module model: nrf52832
SDK: 15.2
Hi,
I am trying to add custom characteristics to a custom service.
There are two ways that I am aware of:
a. sd_ble_gatts_characteristic_add...
I have a firmware version present SDK 13.1 and S132 SoftDevice v4.0.5 I am trying to do a DFU (just SD+BL first) which now has SDK 16.0 and S113 SoftDevice v7.0.1 But my package...
Hello, I have a issue about flash_manager module.
When I load a program on processor (that has been previously erased) there is a problem with initialization (flash_manager_add...
I'm trying to get a temperature reading from the on-chip temperature sensor on the NRF52832 - I know it is not a very accurate sensor but I still want to use it. I found a...
With IAR (EWARM) 8.50.9 the UART project in the SDK compiles fine.
After upgrading to IAR (EWARM) 9.10.1 or 9.10.2 I get compiler error:
Error[Go029]: Variable "sec_mode...
Hi!
I'm trying to use a precompiled library of TVOC sensor ZMOD4410 in a project based on the azure_iot_hub from Nordic, running it over a nrf9160 board.
This library...
When I follow this tutorial and build the secure BLE bootloader example, I got this error:
cannot find ../../../../../external/nrf_oberon/lib/cortex-m4/soft-float/liboberon_3...
Hello,
I've been working on a big software project on the nrf52 DK with Segger Embedded Studio and added a lot of libraries and drivers. The issue I ran into is that if...
I am attempting to update firmware on hardware already in the field. The firmware in the field is based of sdk v11 and has the legacy bootloader for OTA DFU. After some digging...
Hello Nordic,
Due to recent shortages we have switched from a BLE module with external LF oscillator (uBlox Nina-B3) to a module without external LF (Laird BL654). We have...
Hello,
I'm currently starting to develop with the Nordic nRF5340dk and trying to build a mesh network but i'm having some trouble on the examples to understand and buld...
Hello guys,
I have some doubts in the examples you provided for BLE for mesh.
My questions are:
1. - In the examples of light_switch (server or client mode), the nodes...
My goal was to make a bootloader, that, when not requested, still goes do DFU mode for 5 seconds,
so that there is always an option to get to the bootloader after boot,...
