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,
By using the PWM exampl in SDK 0.9.2, I can generate a 1MHz PWM signal without problem.
However, it seems that the function provided by SDK can just set upto 1MHz...
just when I send command to nrf51 to stop advertising by calling sd_ble_gap_adv_stop I got error NRF_ERROR_INVALID_STATE . what's the source of this error ?
static void...
In the past nRFGo Studio worked fine. Then I reinstalled windows due to an unrelated problem (and changed from 32 bit to 64 bit), and now it reliable freezes.
Most often...
To have a reference receiver to evaluate a new antenna design i would like to use the nRF52 development kit.
Therefore i am looking for a example application that can be...
Hi,all,
in the Core 4.2, the sentence with word 'Controller' and 'Host' have appeared many times.
like 'When a Host performs the auto connection establishment procedure...
Hello,
I'm using a custom board (nRF51822 QFACA chip), with the optional 32KHz crystal.
When, I use the SDK 5.1.0 and the S120, my code works perfectly. But when I try...
I would like to develop some BLE applications using the nRF52 Preview DK, that embed a NRF52 revision AA. S132 soft device 2.0.0-8.alpha documentation says that is not compatible...
I've been developing some ble code for a custom board. Recently, I just finished creating a new smaller board. When I load my code onto it, I notice that I have trouble discovering...
Can the nRF52 be programmed by 6-pin J-Link Adapter by just connecting the following 4 pins,
Pin 1 : 3.3v Supply,
Pin 2 SWDIO,
Pin 4 SWDCLK,
Pin 5 GND,
Can pins 3...
I want to save custom data in NV address. Which address is safe to save custom data in NV?
I'm working on nRF51822-xxAC with very simple and small code.
And, using s110...
My project for nRFs has a few configurations for different boards.
So, how to enable 'batch build' button to build all configurations by one click? Currently this in disabled...
code.c
ui_flash.c
ui_flash.h
Hi guys,
So we are building the Ibeacon project , and faced with some problem:
The chips falls hard reset periodically when trying...
Hello,
Is there any todo list about how to protect an application from hacker unsollicited copies to avoid illegal clones ?
how to allow jtag in write only (disable...
