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...
Hi,
I try to modify ble_app_uart so i can get a feed back from the boar if send something I use switch case for my use case, I'm working with eclipse
here what I do...
I have been working with the thingy91 source code from ncs, I can compile and load the sample app successfully. However I did notice that when I compile the code it does not...
I tried out DFU functionality initially using nRF52840-PreviewDK and UART transport
When downloading an app via DFU, It takes about 6 seconds from the time I start nrfutil...
Hi,
I am trying to make my own border router for Thread mesh network using nrf52840 and BG96. I have ordered pre-certified third party modules. Now How can I interface it...
I can't seem to find a data sheet on the PMIC used on the Thingy91.
The data sheet shows a ADP536x and discussions call out a ADP5360.
I searched the ADI website and did...
Hi all,
I am trying to test the OpenThread protocol by using CLI example.
Path of example is nRF5_SDK_for_Thread_and_Zigbee_v3.2.0_9fade31\examples\thread\cli\ftd\usb...
Hi,
We use the nRF51 (nRF51822) on our products with the S130 SDK 2.0.1. In order to update the BLE application that we developed, we use the bootloader (secure bootloader...
Hello,
we are would like to drive 3 shift registers simultaneously using QSPI interface. We have look through QSPI examples but it looks like all examples are build around...
Hi,
1) The LwM2M sample app uses the function nrf_inbuilt_key_write() in nrf_inbuilt_key.h to store keys for DTLS
2) The Zephyr LwM2M implementation uses function tls_credential_add...
Dear Sirs, good afternoon.
I am working in a desing that has a nrF52840.
What programming methods are available thinking in production programming stage for this chip...
Hello,
I'm stuck with a seemingly simple issue: I fail to find the place where to set the flag indicating the peripheral unit supports (only) write-with-response or write...
Hi,
I'm interested in passing a PWM wave form to drive a motor using an Allegro A4963 . There exists an Arduino library that does just that and in order to set speed they...
Hi,
I have recently received some nrf52840 Development Kits. It is written on the boxes: "Electrostatic Sensitive Devices! Do not open or handle except at a static-free...
