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...
We are preparing a project where several mobile phones
with Android OS in peripheral role will be connected continuously to
one nrf51822 with S130. Communication must be...
On nrf51 I was using:
pre flash: w4 4001e504 1
erase all: w4 4001e504 2\n w4 4001e50c 1\n sleep 100
pin reset: w4 40000544 1
Is it still the same for nrf52...
[Edited title]
My application on a PCA10028 board is attempting to send a BLE advertisement using sd_ble_gap_adv_data_set() by going through ble_advdata_set in ble_advdata...
I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi,
is there something like a makefile for nrf52 out there?
I want to use eclipse and gcc in osx. It worked great for nrf512 but nrf52 has other addresses and maybe...
Hello all,
Lets assume that central bonded with nRF51822 peripheral and than disconnected. If bond is saved on peripheral- ok, cental send BLE_GAP_EVT_SEC_INFO_REQUEST...
When i try to do an update with Nrfutils Under android i get a REMOTE_DFU_OPERATION_FAILED since i added signing.
I created my pem file key with nrfutil.exe keys
i copied...
Hi
I'm trying to get working a project by using S132 v3 alpha. I'm stuck at function sd_ble_enable. This function should return the minimum RAM memoy would need the SD...
Hi Nordic.
So, I am using GAZELL to link a sensor node (PCA10001) to a host (PCA1000)
When the node is connected is should automatically send its address to the host....
Edit 2: Files need to reproduce the issue described in this questions:
pwm_conn_itvl_bug_files.zip
To reproduce the issue please just replace the main.c and nrf_drv_config...
Hi,I want to ble stay in fast connection interval after connection succeed. So I set the connection parameters like that:
#define DEFAULT_DESIRED_MIN_CONN_INTERVAL MSEC_TO_UNITS...
I'm using pc-ble-driver on Windows7 (from master as I'm using a s130v2 programmed dongle) to connect a BLE device ( developer.nordicsemi.com/.../a00053.html).
This device...
Hey I'm newbie,
I am using simple timer of nRF52 for my Project, I set frequency of 16MHz for simple timer but Im getting frequency of 280kHz, I tried at other frequencies...
Hello,
I am working on optimizing my BLE transfer algorithm. Therefore I am searching for an efficient way of using the characteristics.
Example:
At the moment I have...
