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,
Is there any way to mitigate delay of redirecting interrupts from softdevice to application? Using nRF51 with S130 there is ~2us delay even with SoftDevice disabled...
Hello!
I have nRF52 DK and 1 custom designed nrf52832 PCB.
Is it possible to use the one of the nRF52 DK as the BLE dongle and run the ble_app_uart example code on my...
I am developing code to nrf52 and i'm using a sdcard with the adafruit MicroSD card breakout board.
When the sd card has no partitions I'm using the fdisk function (from...
Hi Hi, I am new and I am playing with
nRF5_SDK_12.2.0_f012efa examples in Keil
for some reason I need to use hex file. The files which is generate from those examples...
Hi. I have two codebases here:
A peripheral application on an nRF51822 using SDK 12.2.0, SD 130. It has a vendor-specific service with a characteristic that is write...
Hi,
I am having problem in installing Softwares and drivers required for NRF52.
Please kindly tell me step by step instructions of what software is needed to be install...
I am in the process of getting some nRF52832 based proto units and plan to use the nRF52 DK to load the code and maybe do some external debugging. I will be using P19 (debug...
Hi,
I'm new to embedded development and am trying to interface a 24-bit MEMS microphone (Invensense ICS-43432) using I2S with nRF52 Dev board (PCA10040, V 0.9.0, 2015.39...
Hi,
Basically i want my nRF52 DK should be able to transmit data to connected android device and also be able to receive data from android,data is kind of logs.
hi,
I would like to do some code profiling and measure execution time.
What is a lowest possible resolution for the counter is possible to achieve and how?
I am currently...
Hello,
I am using Bluetooth device "NRF51822_xxAC_s110". My Bluetooth is not advertising when i dump the HEX file to the Bluetooth device which is generated by the Keil Version...
Hello,
I have the NRF52 DK with a PCA10040 designation. As instructed, I connected the board to my computer via the USB cable. The original demo on the board worked fine...
