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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hello,
I'm starting a new project on mbed with nRF51422. I'm a little bit lost about how to modify nRF51822 project to use S310 (ANT+ and BLE) package instead of S130 ...
I'm developing a BLE application where I want my slave/peripheral to sleep as much as possible to save power. I'm not sure how to set the connection parameters.
I'm looking to migrate from SDK 6.1 to SDK 9.0, using GCC and Eclipse. Any pointers would be welcome.
Also, I'm hoping to start using the OTA DFU. Once again, if there are...
I want to capture connection packets between BLE Master and Slave
(this part is easy) but also capture any advertisement send out by slave
at the same time.
Our BLE peripheral...
I brought up the Template example on the S110 for nrf51822 and as an exercise, attempted to add in the battery service. I just did a few simple things:
in main.c:
-included...
Hello, I want to using nrf51 dk with uart communication.
So, I want to know how connect both PC and nRF51 DK.
I've download with 5pin connector to USB.
In former days,...
hi,
i have meet an issue,when my pca10028 board was advtersing it can be found by the android app which provide by nordic.But it can not be found by my mobile phone.So,i...
I have compiled the bootloader and the application firmware with keil.
When I install the application firmware by means of the bootloader dfu ota.
The bootloader launches...
Hi,
Unable to locate the source code for "UART/Serial Port Emulation over BLE"?
The documentation for this is available in this link - developer.nordicsemi.com/.../a00072...
Hi, i try to understand how to use power down modes. But i have a problem in the example gzll_device_w_power_management of nrf24le1 sdk. Before enter register retention in...
I just started using RTT because I needed to trace execution through some ble events and the uart could not keep up.
It is very nice, but I am used to frequently resetting...
Hi all,
I'm trying to use the experimental ANCS example with an iPhone iOS 8.3. My Nordic SDK is 8.0.
The sequence is the following :
Flash the example on the dev...
Hi,
I'm looking at interrupts from three different GPIO-pins. I'm setting it up like this:
static void gpiote_init(void)
{
uint32_t pins_low_to_high_mask = INTERRUPT_1...
Hi,
I'm using device manager for bonding starting from a sample application in the SDK.
I see that the DM_EVT_CONNECTION is raised before the BLE_GAP_EVT_CONNECTED but...
Is there a way to prevent nrfjprog from disabling target power from the J-Link when programming? I've tried setting power on perm but to no avail, nrfjprog powers down my...
