To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hello ,
We are attempting to use the QSPI driver with an MX25 with 2 i/o lines instead of 4, essential SB 10 and 15 on the nrf52840 DK have been cut. However I am not...
Since the APP CPU memory is mapped at 0x2000.0000 in the perspective of the NET CPU, we understand that r/w access is possible for data. Is it possible for the NET CPU to...
I have a vendor model bt_mesh_model_op defined as follows
const struct bt_mesh_model_op _admin_model_ops [] = {
{ BT_MESH_MODEL_OP_3 ( OPCODE_SET_UNACK , VENDOR_ CID...
I modified the nrf9160 https_client sample to make a GET request to a web server and retrieve a JSON response. Unfortunately the rec_buf always ends up with an HTML response...
After several months of attempts, I was finally able to load, build, and flash the code from multi-NUS-master.zip using the VS version of nRF Connect, onto the nRF52840 DevKit...
Hello Nordic support team,
We are now creating a BLE central device which is part of a medical equipment.
The BLE communication works fine, but we want to add a BLE...
i'm writing a code for mic without using i2s because that mic will generate digital pdm signal.
i saw there is no solid code for low level driver or hard coding
Hello,
we need to SPI interface of a display controller RM6909 (AMOLED for smart watch) with the NRF52832 processor.
Could you please share us the source code for that...
Hi I want to set up a simple uarte communication between a NRF52832 and a faulhaber mcdc 3002s motion controller using the libuarte. I have max3232 logic converter in between...
Hello,
while migrating our FruityMesh framework to SDK17 I went through all SDK and SoftDevice release notes and migration documents and saw the following:
Now, to...
Hi Nordic Team,
Few questions about Power supply supervisor block of nRF52810. My device's supply volage (VDD) is 2 volt. I have enabled POFCON and the handler is getting...
Hello. I am designing an application where the goal is to send a notification, sleep for 1 second, send another etc.
To do this I used the application designed in this guide...
Hello,
I'm working on KX132-1211 accelerometer with nRF52832 and am using I2C(TWI) protocol. For that I need to create driver files even I was contact with manufactural...
Hi,
I have a model_handler.c which builds fine, but the moment I change it to model_handler.cpp, I get build errors saying "duplicate descriptor is not allowed". I am struggling...
Hi, There is code for vendor model element creation in nCS provided Chat client sample, as in below:
This works fine in "model_handler.c",
But when I import the same...