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...
I used the Nexus 5 with android OS 4.4 and try to
use both the "Master control panel" and "Toolbox" Apps to upload firmware.(DFU)
When I use the "Master control panel" App...
We are using an nRF51822 with s110 v5 and an iPhone. When the iPhone connects to the nRF51822, occasionally (perhaps 1/4 of the time) the iPhone fails to complete service...
Having some issues with the examples on the nRF51822 development kit. Hoping someone can help.
Working from nRF51822_Development_Kit_User_Guide_v1.3.pdf.
Motherboard...
Hi all.
I am making a PCB for nRF51822. My PCB need is to talk with iPhone for BLE Proximity application. Also I need to control a LED from iPhone. And I need to get low...
In short: Is it feasible to use RSSI values when tuning the antenna?
I have a custom board with an nRF51422 on which I have designed the RF part to be as much as possibly...
Any suggestions for handling a bricked custom board?
I'm pretty sure I know where the problem is in my code, but now I can't reprogram the board. I did have this happen...
Hi, I'm developing an BLE application using nrf51822.
I have a BLE security issue to discuss.
(Actually I don't have much network security background...)
In our application...
I'm using PCA100001 board with pure-gcc Makefile and s110_nrf51822_5.2.1_softdevice.
And I'm writing simple code customizing s110 samples like below:
static void ble_stack_init...
Hi
Does the NRF51822 support ANT and where would be a good place to understand how to implement ANT ? I also want to know where I can get more information regarding the...
Hello community, first time posting a question so please try and forgive any future mistakes.
anyways im new to using the keil IDE and am have some problems. I have dug...
I am using pca10001 board and started my development from nrf6310/s110/ble_app_hids_keyboard.
SDK version is 6.0.0. I have successfully tested my device with (MCP) Master...
Hi,
I am very new to BlueTooth technology. Currently i'm testing the nRF51822 evaluation kit to see if the BLE module can be used for a specific project. I've tried several...
I have a schematic in which Balun is connected as a matching network to Ant1&Ant2 pins making the output impedance 50 ohms. Now i want to connect an Antennae to it which is...
Pages 51 and 53 of the nRF8001 Product Specification (v1.2) show a reference design for a balun network in which capacitor C4 is listed with a value of "N/C". The component...
Just in case no one has ever given any feedback WRT Eclipse, Id like to be the first. My experience is using it with all the features for a NRF51822 project, and it kind of...
