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,
We're designing a PCB for the nRF52833. We could not find a PCB layout recommendation for the chip.
We did find one for the highly similar nRF52840: github.com/.....
Hi,
We want to buy a nrf5340 module but it came with the Rev C Silicon Revision. Do you have any errata sheet for this revision? I only find Rev A, D and 1 on your web...
Hi - I noticed an issue in the esb library as of nRF5 SDK v17.0.2 and am looking for clarification.
In the function update_radio_bitrate , the minimum retransmission delay...
Hi Nordic Forum,
I am making a media control device using the nRF52840 and nRF5 SDK. I started with the ble_peripheral\ble_app_hids_keyboard but I don't know what is the...
We use nRF52832 and SDK 17.0.2 and the buttonless secure bootloader without bonding. I don’t understand the below issue, does that apply to our solution ? There will be custom...
I have developed a BLE app on a nRF52382 which advertised those service UUIDs
and set the appearance to BLE_APPEARANCE_CYCLING_POWER_SENSOR which is 1156.
When I...
I am working on a project where I have to store the incoming UART data over BLE on the NRF52840. I am using fstorage library to store the data in flash but I am not able to...
Hi,
I have a PCA10040 DK and am trying to measure current drawn for a non-connectable beacon. After following the instructions in the infocenter about how to do current...
Hi!
This is Cemal from Turkey.
I'm new to this community and for nordic nrf. First of all, I wish everyone a good work.
I've just started a new job at a new company...
My company produces smart helmets and our products have always been using nRF5 v11 SDK on nRF52 chips for almost 5 years now. The latest nRF5 SDK is already on v17 https:...
Hello there,
I am trying to send an add_group_request to a device on the network, and want to capture the send status of the device to check the status of the call. I am...
Hello,
I have been testing out the Power Profiler Kit on an nrf52840 DK (board revision 1.1.0) with the blinky example (SDK 3.2). All is working well and I am able to plot...
Hi Team, Using the nrfconnect for mobile application. Where it is connecting to the BLE device. As every time connecting the MAC address of the mobile is changing, I know...
Dear Sir / Ma'am ,
I am trying to load my simple I2C program on board nrf52840dk. But unfortunately after some time on board LED5 can't turned on and COM PORT not detected...
