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 am currently working with NRF openmesh but when I try to set a new handle i get an error. This is what I tried.
uint8_t ledje = 0x01;
rbc_mesh_value_handle_t...
Hello,
I am doing bluetooth transceiving test. About in 10 times of transceiving wtih App, I got 9 times success, but one time failure. From my observation, App and bluetooth...
I evaluating nrf52_dk board, to build an application with custom BT Service on the nrf52_dk using the mbed platform. I see the new platform nrf52_dk platform is available...
Hi!,
I'm working in a Android app to communicate with a nRF52/nRF51 boards.
I've been using Bluetooth Smart nRF51822 Beacon Kit.
But I think what I need is not possible...
How do I change the properties of the Generic Access service's "Device Name" characteristic to be Read Only, not Read and Write? I see this
BLE_GAP_CONN_SEC_MODE_SET_OPEN...
Hi,
We are sending data every connection interval which is a stream using the API sd_ble_gattc_write. Whenever there is a dropped packet from what we understand, the Softdevice...
I used SDK11, SD332, and no change anything.
the application reset as picture.
can you test this issue and give suggest ,why app reset?
D:\work\nordic\BLE\SDK\nRF5_SDK_11...
I need a code example (e.g. Health Thermometer) that runs on the Beacon Kit. I have tried several combinations of soft devices and code examples, but I can't get it running...
Hello,
I started implementing a project with the device manager. I am using the S120 as central.
I am able to connect to 3 peripherals at the same time (also nordic nrf51822...
Hi,
The environment is Ubuntu 16.04 running on parallels on a mac pro.
I am following all the installation instructions and I get no errors, except that the opus driver...
Hi,
Today, i try to use the UART SERVICE from nordic on both smartphone and NRF51.
I succeed to send data between the two.
But now, i want to send data longer than 20...
Hi,
Using SDK12.1 with nrf52. Have SD and bootloader on the device and trying to load application via BLE DFU.
It randomly gets stuck. (see attached screenshot)
And...
Hello,
I have some trouble to use the Secure Bootloader example, which comes with the
nRF5_SDK_12.1.0
I installed the latest nrfutil and hexmerge. I can compile the...
This piece of code appears in all IoT SDK examples:
eui48_t ipv6_medium_eui48;
err_code = ipv6_medium_eui48_get(m_ipv6_medium.ipv6_medium_instance_id,
&ipv6_medium_eui48...
Hi, I am using the nrf uart app to communicate with a smart phone and the NRF52. I am trying to detect whenever it is sent a value between 0 and 60 from the phone, and save...
