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...
Specifically, the example is examples/ble_central/ble_app_uart_c
I want to first verify my understanding of this example. In this example, should I be able to type in my...
Hello,
I am currently trying to flash a nRF51422 chip that will be placed on a custom PCB board using the pin20 on the nRF51 DK board. I had connected the chips pins as...
Hi,
I'm using TIMER1 CC0 for SAADC sample triggering through PPI and it's working well.
In order to check sampling frequency, for debug pourpose, I'm using PPI fork for...
I've been using the radio functionality directly, without the nrf sdk. Everything works great for 802.15.4 transmission and reception with one really odd exception: packets...
Can someone please post a simple example of using the internal oscillator with BLE? Modifying the ble_app_blinky example to use the RC would be ideal. No matter what I do...
Hi support team,
Now i am trying to understand the LPN machenism based on the LPN example. I cannot make sure where the bear handler is started.
There is a function bearer_handler_start...
Hello,
I'm planning to work on a device which should have two nRF5340 modules on a small PCB (they will be max 2cm apart from each other). Both modules will broadcast data...
Greetings,
I am using the NRF53 DK along with the Zephyr/Beacon (nRF Connect SDK v1.91) example for an ultra-low power application. I would like to know how I can change...
Hi,
I have nRF5340 DK and nRF52840 DK and Flashed Central_hr_coded in nRF52840, Peripheral_hr_coded in nRF5340 DK. Followed the steps of Testing as showed in below link...
I am following various tutorials on how to run an example DFU
I've tried: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17.1.0%2Flib_bootloader_modules...
Hello,
I setup a BLE Peripheral that advertises a service with 2 notifications. Each notification has 240 bytes of payload data. When I connect with a client and subscribe...
Hello,
I followed the following guide for creating a modified Blinky example app that boots from the mcuboot. I attempted to flash both the merged.hex and zephyr.elf to...
I am using NRF52832 DK, SDK 17.1.0, S132 Softdevice, Segger 5.42a and rtt viewer v7.62.
I am using blinky code from example.After building and debug the code I disconnect...
I want to send the data packet from the BLE using GATT service and after that BLE mesh is initialize, using the Mesh opcode need to Disable the GATT service of the BLE. For...
