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 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...
hi，
i can't find the ID for softdevice_s140
run cmd ： nrfutil pkg generate –help
--sd-req TEXT The SoftDevice requirements. A comma-
separated list of SoftDevice...
Hello,
I´ve got a problem with the primary services discovery when register more than 1 vendor specific UUID.
I´m actually connecting one Cadence Sensor and one Motion...
Hello!
I have problem with DFU bootloader on nRF51822-xxAA.
For first, I made all steps for upload bootloader(erase chip, upload SD s130, upload bootloader).
I used...
Hello, I use nRF51822 based device with s110 softdevice. I noticed that data exchange is different on different connected centrals.
For test I used Windows and Android powered...
Hello,
I have my project up and running using the "nrf51-micro-esb" project. I can successfully set my device to PRX mode and have it receive payloads just fine. Similarly...
Hi,
I have an issue about power consumption with a board nrf52 10040. The consumption should be 100µA but is 500µA. I found an errata about that in ' infocenter.nordicsemi...
We're using nRF52 to read two sensors data: one is an ADC chip using SPI; the other is a PPG sensor using I2C. MCU sampling rate is 250Hz, meaning every 4ms, MCU will poll...
Hi all!
I'm a beginner developer.
I start my work with nrf51822, download examples e.t.c
Now I try to download my code in real PCB with external 16MHz crystal.
Code worked...
-----------------------------EDIT--------------------------------------
I've changed topic name, because not buffer overwrite is the problem.
I need some mechanism for...
I am working on a project for college in which I need to build my own PCB. The code works fine on the Dev Kit but on the PCB, the bluetooth is not showing. I have tried looking...
Hello,
I am using nRF UART v2.0 android app and I have added my custom logic above it. I am using this phone as the central device and nrf52 with sdk 12 as the peripheral...
hi
i am using two dongles.one would be sending sensor data from gpio to other through ble.i need a example code for those two.could you please tell me which example i can...
Due to limited budget, I have to use STLINK/V2 to flash code into nRF51822. I have been through steps of how to setup OpenOCD/STLINK/V2/nRF51822 in Ubuntu. After mass erase...
Hi. I'm using nRF52832, SDK13, S132v4.0.2.
I'm making peripheral device using nRF52832.
And I can see it gets BLE_GATTS_EVT_WRITE event as below when central sends WRITE...
