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...
Hello,
I have a collegues Macbook here that constantly connects to my mesh. Has this behaviour changed with the newest version of OSX? Has anybody noticed? I am advertising...
Hello Forum,
I have purchased an nRF52 Preview Development Kit and has successfully tested the blinky and the Hart Rate Simulator.
The document "Product Brief" from Nordic...
Hi,
I am trying BLE multilink central example from SDK9 on PCA10028 board, but everytime device gets stuck at LEDS_CONFIGURE() in main.c.
Below is my setup:
Flash...
Is there any way to stream the BLE data from nrf52 preview development kit to a PC/MAC? I saw this app devzone.nordicsemi.com/.../ but it doesnt work with nrf52.
Can anyone...
just i want to connect PC by normal BLE dongle.
i am using window8.1. and my nrf51822 chip using
ble_app_uart... i can communicate with smart phone but
on my PC, just i...
I will be selling various ble products. My customers can connect to and program the devices using their bluetooth smart phone or tablet.
I want them to have the option...
Hi,all. i use ble sniffer to capture data between my phone and device,that sniffer says:malformed packed and connect failure.What's wrong?
连接不上问题抓包01.png
Hi
I've noticed that the Generic Attribute Service in profile code developed with S110 is missing the READ property on the Service Changed characteristic. It has INDICATE...
Hi, I want to logg faults on my system so in the app_error_handler I want to store some data to flash. This location in flash is erased earlier when no error was present so...
Hi,
I would like to know the time it takes to send the three advertising messages in one advertising period (on channel 37,38,39). What is it? How do I measure it?
Can anyone post this file, or a link to it? I don't have Keil(using GCC with Eclipse) so I appear to be unable to intall the pack that contains this. I am trying to get the...
I want to use timer0 to get exact time delay (without soft device used).
Timer0 configuration is as
void timer0_initialization(void)
{
NRF_TIMER0->MODE = TIMER_MODE_MODE_Timer;...
Hi,
At present time I perform many tests with power level and link stability. And noticed that if cover nRF base device with hand or put into pocket the disconnection with...
Hello,
Is there any way to configure the flash data default values during programming phase with Keil IDE?
In IAR, it is possible using a file ".s43" included in the...
Hello, I'm using the nRF51822_QFAA chip on a custom board, but the layout and parts are the same as on the nRF51822 USB dongle . I tried flashing the Board\pca10001\s110\ble_app_hrs...
