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 using SDK version 15.3 and mesh SDK version 3.2.0, on a nRF52840 DK board using the Segger Embedded Studio IDE version 4.52 (64-bit).
Our goal is to add...
Hello,
I followed this tutorial in order to familiarise with the code and understand better what is going on. Now, my question is the following, regarding challenge 2 :...
Hi,
I'm using latest master branch of nRF Connect SDK and pre-released modem FW 1.1.2 which is including ANT->AUX switching. I'm developing a firmware for a custom board...
Hello,
I notice that Thread examples with Softdevice (nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b) works fine for a PCA10056 but not on a PCA10059. When I had tried...
I am using nrf52832. I have one led connected to the gpio 25 through the active low condition.
i am trying to configure gpio 25 using this " nrf_gpio_cfg_pin_output(25);...
Hi, what is the impedance of the nRFM9160 GSM antenna?
I'm asking because I'm in the process of verifying the tuning on an antenna + LNA circuit. We will most likely tune...
I am using nrf52832. I am making custom board file .I am little bit confused which function are used for set the pin as output or input.
__STATIC_INLINE void nrf_gpio_cfg_output...
Hi All,
from below post, I found that in SDK11, bootloader code uses NRF_UICR->CUSTOMER[0] register for device type and revision verification so application should not use...
Hi
This is Joe. I would like to ask questions about implementing BLE bonding.
SDK: 16.0.0 (nRF5SDK160098a08e2)
Projects: The base project I start with is NUS example...
Hello,
I am trying to develop BLE custom board. It's my first time dealing with Nordic MCUs and RF. I want to understand if I am doing it all correct. Here is a piece of...
Hi,
In the I2C communication,the nRF52840 SoC is master, the sensor SCD 30 is slave. The sensor SCD 30 needs the clock stretching period, the period time is 12ms or 150ms...
Hello,
I have a general question for you.
When we develop an application from one of your examples and then you put online a new version of your SDK, do you have any advice...
Hello, I am using the nrf9160 DK and connected it with a SIM card of a local provider. The SIM card is able to connect to the LTE network and NB-IoT.
For researches I only...
Hi, I am developing a multi-link central using NRF52832 and SDK 16. I have implemented the scanning part and NRF_BLE_SCAN_SCAN_DURATION = 0. I am using address filter for...
