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.
NRF52832 is used as central for connecting with phones as peripheral. NUS service is used. Lesc is used too.
SDK 17 SoftDevice S132 V7.0.1
I have sometimes crash...
Hello,
From some time now i have been tryng to start developing an app, but i encountered a problem where the board does not connect, or does not find a provider from the...
Hi,
My goal: F lash hci_usb in my nRF52840 Dongle, so that i can use Bluez stack in my Linux host and nRF dongle as BT controller.
Build status: Success
Flash : Failed...
Hello,
I am trying to find the electrical and timing specs of the nRF52832 SoC. Where can I find them? In the Product Specification document they are not given.
Thanks...
I'm looking into the best way to split an application implementing a LwM2M stack over 6LoWPAN between the network and application cores of the nrf5340. I fell like the most...
I have an nRF51 based Bluefruit LE Friend device with the Nordic V3 BLE sniffer firmware installed. I am using the associated Nordic BLE interface with Wireshark 3.2.5 (64bit...
Hi everyone.
I know this is gonna be a long story, thank you for your patience...
I have successfully utilized a few examples in the SDK15.3 directory on my PCA10056...
Hello
I have an interesting problem from the ble_app_uart example modified to work with spis.
ble_nus.c code
In the ble_nus.c code (above) I modified to enable notifications...
I have some question about the scan timing, referring to the documentation here: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsds_s132%2FSDS%2Fs1xx%2Fmultilink_scheduling...
Hello Guys,
I am running an application which is sampling 3 ADC channels at 50 MHz. I am using sample buffers of size 150 and PPI to generate a sample event every 20 microseconds...
Hello,
I found one thread on this issue
https://devzone.nordicsemi.com/f/nordic-q-a/12029/segger-embedded-studio---unplaced_sections-problem
I have added the below linker...
Hi I am new to the SDK and I am working through the examples. I am currently looking at the UART example under examples/peripheral. Iam seeing that both the virtual comm port...
Hi,
I would like to ask, if I just want to "Download program", what components on the schematic diagram are needed?
Download program is OK, so first make sure that...
Hi all,
I've found an alexa gadget example but I can't seem to get it running on my nRF52840-DK. The example I've found was located under repository:
https://github.com...
