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 everyone~
Although one TWIM interface of the nRF52832 can "interconnect up to 127 individually addressable devices", I still think that use different interface will...
Hello everybody.
I'm trying to modify the original firmware that comes with the nRF51822 to make it sweep all of the permitted levels of transmission power.
I was able...
Hello,
I want to read the temperature value continuously on mobile scanner app. I implemented the program as stated in BLE Characteristics beginner tutorial and I am using...
Hey guys,
I’m trying to come up with a way to know if an advertisement was received via BLE_GAP_EVT_SCAN_REQ_REPORT, but then not actually send the SCAN response. It’s...
Iam using softdivice 110 and sdk 10.0.0, iam using spi driver for interfacing with spi slave device(flash memory device). I need to send command and then receive the data...
Hi,
I am trying to implement an ECG measurement device. nRF52832 collects the sensor value through SPI and send it to smartphone using ble_app_uart code. I need to send...
as sd132v3.0.0 got some Exciting functions.
I tried to use in my production.
everything work fine, except for dfu.
Trouble is:
when i upgrade from softdevice 2.0.1...
Hi, I am working on reading battery voltage of nRF51822 Microcontroller.
I have used the openbecon(internet) code for ADC configuration and reading.
I am getting 28...
Hello,
I am trying to update temperature value through BLE characteristics example but while temperature update in following function I am getting error code 12291.
...
Hi i have to read some data from a temperature sensor.
twi_temp_read((int8_t *)&temperature);
this below what do?
temperature = ((temperature >> 12) & 0x000F) ...
Hi,
In SDK12_NRF52 custom project not work to me NRF_LOG_MODULE, I have this in main.c top:
#include <stdint.h>
#include <string.h>
#include "nordic_common.h"
#include...
MyZip (1).zip Hello,
I'm trying to run a ADC example for nRF51822 in Keil 5.21 MDK, but error is raised up.
I've done following before:
-installing all packs,
-tick...
Hi there,
Any help on setting up gcc compiller to use with bbc microbit? And a simple example?
I know I can use the mbed platform to program it (among others)... but...
I just setup Keill uVision V5.21 with nRF52 DK. I was able to flash the ble_app_uart example onto the board. When I realized that I missed out the softdevice, I just drag...
Hi everybody,
I am designing a beacon that works with s130 and can act as peripheral or central. This beacon has two custom services, and can connect to two different devices...
