Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback.
...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hi,
What is the procedure and source code required to enable Device Firmware Update over BLE and USB. We are using nRF51822 chipset. Assume that our requirement will be...
Hello,
I am using a nRF51822 DK.
Actually I want to develpoe a product what can connect 3~10 slave(Low Battery device) by BLE.
And they have to reconnect fastly anytime...
A friend installed on two XP machines this software in this order..
Keil's mdk472.exe
Nordic's nrfgo_sdk_2.3.0_setup.exe
Nordic's nrfgostudio_installer_1_14_1...
I downloaded the nRF51SDK and followed the Quick Start guide in the Evaluation Kit Userguide (KEIL, Segger, etc)
But when I install nRF51 SDK v4.3, the installation failed...
Hi,
does anyone know if there is a document in which is explained, by Nordic, how to obtain a bluetooth certification using nRF51822 and S110 Stack ?
I know if a reference...
I have uploaded the following code, but I can not re-program the next.
#define AREF0 0
#define AIN3 2
#define AIN4 3
int main(void)
{
// Start 16 MHz crystal...
I'm looking best settings of fast connection to Android4.3
The time of advertise start to connection established average is about 7s
I think it is too slowly, may be My...
Hi
I write an application code to read and write the data from EEPROM, by using twi_hw_master.c.
its working fine. i able to read the data from eeprom what i have written...
Hi,
Let's say that you have a processor and a nRF51822 as a coprocessor. The first processor sends commands to the nRF51822 to drive it (init the stack, init the services...
Hi all
I can debug some example project with breakpoints likes blinky_example .
But in ble_app_hrs project, how can I set breakpoints and watch variable value with Keil...
Is there any limitation for number of advertised services?
ble_uuid_t adv_uuids [] =
{
...,
...,//more than 4
...,
};
advdata.uuids_complete.uuid_cnt = sizeof...
Here I´m again,
Maybe sound a little bit silly but I´m not able to find a way or a solution to make simply a Characteristic with more than one attribute. Something similar...
Folks,
Is there a document that describes the events generated by the S110 Soft Device and their interpretation? (Note: they're not listed in the S110 SoftDevice Spec v1...
