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
I studying the nrf9160 , is it better to use the UART interface versus the SPI and do I need to use the flow control ?
Thanks a lot
Stephane Boudaud
Hi,
We developped a custom NRF9160 board and it works fine, it connects to LTE-M. We then designed a new version of the same board by adding few things (like NRF52833 MCU...
The sample code at ncs/nrf/samples/nrf9160/mqtt_simple is not connecting. I dod not make any changes to the ode. I am using NB-IoT. LTE is connected. The link monitor, LTE...
I just spent hours trying to use TTM with nRF52840 and I wanted to share the fix:
You need to use the Thread FTD CLI (USB) pre-compiled binary from v4.0.0 of nRF SDK for...
I would like to clarify my understanding of the connection interval since it doesn't seem to match what I'm seeing in the nrf connect mobile app.
Currently I've set my...
Hello all!
I have been modifying the door_lock_nus example to add the set pin command (0x05 from zcl reference). So I have modified the zigbee callback to read the new...
Hi,
I am wondering how to let these both run together. If I understand the sdk_config correctly the app_scheduler event queue can be used for the USB directly. But how should...
When performing a DFU the 2nd stage increments the expected device BLE address by 1 when the device being updated reboots. This potentially conflicts with the address of an...
We have developed a PCB using nrf52840 controller. It's a brand new controller. I am using SEGGER embedded studio for programing.
I have flashed an example code ble_app_blinky_pca10056_s140...
If one using nRF52840 microcontroller as non-RF one, in example configuration from page 593 / Figure 214, No 6 schematic, I have two questions
- does a ANT pin filtering...
hello Nordic
i am working with nrf52840 dev board, sdk 16.0, based on the peripheral app_ble_blinky example.
i have 2 spi comms, one twi, and use rtc, app timer and...
Hi,
I'm using nrf52840 and connecting to a mobile device via BLE.
After bonding connection, I'm restarting my nrf device in order to start advertising again, with...
Hello All,
I am new to this field and would like to know technical details of this field. I want to develop a product using NRF52833-QIAA-R7 or NRF52840-QIAA-T
Anyone...
