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 have a Question regarding one project in which 1 NRF24L01+ Module transmit to multiple devices at the same time ? How we can configure for multi transmit ? like Tranmitting...
Dear Nordic,
The guys at ARM have this community around mbed which looks great. I would like to use it, but before I do, I would like to check if their use of your (source...
Hello,
I'm trying to understand how the ble_app_hids_keyboard example works. So far, I have hooked up a few more buttons to the board and can type hello.
Now, I would...
Hi all,
In my project I'd like to use gazell for to communicate 2-6 devices with host.
Furthermore I use switching between BLE and Gazell (only 1 device support till now...
I am trying to port an application from MBED LPC1768 to a nRF51822 Evaluation board to develop a multi-function application for the nRF51822. The BLE part (developed on the...
I am hoping to develop a device that works as a remote control for a smart phone app. There will be at least 5 buttons, and as the button presses will be infrequent, I am...
Hi
How to start and stop scanning continuously in android devices ?.I found that In Nrf master control panel android app there is an option of performing scanning such...
Hi,
I downloaded and installed latest master control panel for Win7. It now crashes when communicating with nrf51 dongle. Seemed like it crashed the first time while it...
I'm using the APP_BUTTON_INIT-Function to register a button at the GPIOTE-System. This works great while running normally, e.g. I can react on debounced button_down or button_release...
Hi
I am developing for the nRF51822 a 4 layer print with a power and a ground plane in the inner layers. I will be using a balun from Johanson Technology (2450BM14E0003...
I've heard that's not allowed. If so, why?
If it is allowed, are there any precautionary steps I need to take, not to interfere with the radio?
Thank you!
Gil
...
Hello, we have a custom board based on the CEAA WLCSP reference schematic with internal LDO setup. Our supply voltage is 1.8V (VCC_nRF). Unfortunately we don't see any BLE...
Hi,
We are planning to use the SWD Tag Connector with our nRF51822 platform.
Please refer the snapshot for pin 3 connection on our board with Tag connect footprint.
Pin...