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
I want to struct ble multi link among several nrf52840
I merged ble_app_uart_c and ble_app_multilink_central but, It doesn't work.
The central is flashed with...
Hi,
I am trying to understand the design of the battery monitoring circuit of the Thingy52. I have few quiries:
1) The source resistor of the resistor divider network...
Probably, I am having a problem with finding the proper query phrase.
I have a sensor (Hall-type sensor) that generates pulses, and I need to count the total number of pulses...
Hello,
I am using
nordic nrf52 SDK version : v15.2.0
Freertos version : V10.0.1
The system has hardware timer which runs at 6.4KHz. For every 1.6 KHz, from timercallback...
Hi
AfterI updated the nrf_Connect v2.02 IOS version. I found that disconnect will happen when key in the bonding code "123456".
And my code never has this issus with previous...
Hello to all,
I am using nRF52840 DK with SDK15.0 and SES. To communicate with MS5540C I have used SPI master sample example but getting some incorrect results.
Almost...
I get a lot of error after just adding usbd source code into makefile. error: unknown type name 'NRF_USBD_Type', error: 'USBD_INTEN_ENDISOIN_Msk' undeclared here (not in a...
Hi, I am new to Nordic. We are using NRF51822 chip with S120 version of softdevice. Recently we made few changes in SDK code running on nRF51 controller chip. Is there any...
Hi, I'm using the 15.3 SDK ble_app_beacon example and want to add scan response data.
I've found some examples in the devzone, but not matching the example code in this...
Hello,
I'm currently using the nRF52840 DK and i need some help. On the other hand, i have BLE ela identifiers/sensors : elainnovation.com/bluetooth-low-energy.html
My...
I have nRF52832 running ble_app_rscs as a server, sending notification to the client every hour. I know that the client can read the values also by sending bt_gatt_read to...
dear Devzone
A disconnect error 0x22 occurred.
I know that error 0x22 is LMP_RESPONSE_TIMEOUT / LL_RESPONSE_TIMEOUT.
However, the location of the error and the reason...
I am using nRF52832 with SDK 15.2.0 for my application. The application is created taking ble_app_uart example as the base. I have modified the example to suit my requirements...
Dear,
I am working with thingy:91, v1.0.0, and running asset_tracker, I got fix location from GPS, but I am not so happy with these positions from thingy:91, sometimes the...
It seems that when I call nrf_inbuilt_key_exists() to determine if a certificate already exists, it causes a subsequent nrf_inbuilt_key_write() call to either fail or succeed...
