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 ,there
i have tcrt1000 optical sensor wants to interface with nrf51822 so can anybody provide me the tutorial on this things with a code...
cheers,
Abhijeet
I have created a Piconet using nrf52840(s140). The 'Central' application was built on ble_app_uart_c example, which is now successfully connecting up to 7 peripherals. The...
Hello everyone,
I am unexperienced in coding that is why I am asking for your help and oppinions on creating timed interrupt. I am using nrf51822, s110. My goal is to send...
I have a beacon type running firmware. My system should start advertising when I press button A. and then stop when I press button B. So here is the scenerio:
Scene 1:Press...
Hello all,
We come across with requirement of new project for school students attendance tracking using beacons. so for more understanding is there any related documents...
Question1.
when programming Application, there is no request for erase memory.
why programming Bootloader requeset erase flash memory? how about Soft Device?
Question2...
I've got a new nrf52840 PDK. I got Eclipse, JLink, and the nrf command line tools to work today. I've been able to run the precompiled examples (blinky, led_softblink), compile...
using nRf52832 with S132 in central mode
Scan-Interval= 3000 ms
Scan-Window= 25 ms
Monitoring the current consumption I see a 25ms wide pulse, as expected.
No advertiser...
Has anyone ever used nf51 bluetooth with the app inventor?
I have values coming out of the microcontroller terminal. I want to send them to a mobile application using...
I've got a few questions regarding memory of nRF51DK.
I would like to know what is the total memory size of the nRF51DK board?
What is the memory size allocated...
It looks to me like ANT_STACK_CONFIG is redundant in SDK 14.0.
nrf_sdh_ant_enable does all the same setup plus, it looks after all the new softdevice handler stuff.
...
Hi,
When I use nrfutil to generate a zip package, there would be three document in the package. Is there anyone know what does .dat and .json document use for? Could I...
Hi there,
I am begineer for nrf51822 and I want to interface MPU6050 WITH nrf51822 so can somebody provide me the tutorial with full detail.i want to read just raw values...
Have been following the nordic tutorial to update characteristic value using hvx_params. Currently the structure for hvx_params is as follows:
/**@brief GATT HVx parameters...
Hello every!
I am working with ATT_MTU_Thoughtput example (S132). My purpose is send data from "sever" to "client" and wait until "client" response to confirm . I was send...
