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...
There was a similar question in the past, but I couldn't solve it by referring to it.
ESB communication between nRF24L01P and nRF52832 (PCA10040) fails. nRF24L01P...
I would like to remove the HEAP in my app to free up RAM.
I removed all explict calls to malloc and family.
I removed all variable length arrays, after finding that...
Page https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s140.api.v7.0.1/group___b_l_e___g_a_t_t___c_p_f___f_o_r_m_a_t_s.html, link to http://developer.bluetooth...
I am dealing with a strange anomaly on the MOSI line of the SPI bus - sometimes, the first byte of a command 0x84 to the external SPI flash, I get this on the bus (~ 4 MHz...
Hi,
I'm running an app with softdevice v2.0.0 with SDK 11 on an nrf52832.
the app is using gpiote to handle incoming interrupt from another device.
to start handling...
I noticed that the v1.1.0 modem firmware download includes an A/B set of differential images for doing testing, but not a 1.0.1-to-1.1.0 image. Could I possibly get one? I...
I have to folders with different versions of the nrf library installed (1.0.0 and 1.1.0-rcsomething) The dts and overlay files are identical in the 2 folders (nrf9160_pca10090ns...
I have taken a new Thingy:91 out of the box, fitted ibasics sim card and been through the registration process. Sim registers fine, but the 'add new LTE device' does not recognise...
Can you tell me which Heart Rate monitor gives 0x2A37 is the UUID for the Heart Rate Measurement characteristic. The heart rate service is 0x180D. Battery service is 0x180F...
How can I add debug and release configurations to the "mqtt_simple" project?
Video tutorial "SEGGER Embedded Studio - Build configurations" does not show this important...
Hi Devzone!
I'm using nrf52840 custom board to launch iot service.
We have two type of devices. One is master and the other one is slave.
For now, both of them...
In nRF5 SDK 16 (downloaded file nRF5SDK160098a08e2.zip), the components/boards/pca10059.h file is missing the LED_START and LED_STOP defines that are present for other boards...
Dear Nordic,
I have a 4MB external flash on my board, I've successfully run the code on it by using XIP. However, I got stuck when I was trying to read back data from...
The bug shows when executing an application in RAM with nrf52840. Using SDK 16 but seems to show in older versions also.
The below function code is the first level of...
Hi all!
Everywhere it can be read how important the dimensions of the groundplane are for a well working antenna... but what are the right dimensions? And where is the best...
