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'm trying to run the gdb on the nRF52 with softdevice s132 and in the begining it runs ok but after some time when I run (gdb) list I get: "Line number 435 out of...
Hello,
I'd like to send 16 bits data over ble instead of 8 bits
gatts_value.offset = 0;
gatts_value.len = len;
gatts_value.p_value = data;
err_code = sd_ble_gatts_value_set...
The call to ble_x_handles_assign() is not uniformized on all the examples. It's sometime call from on_ble_evt() or/and from x_evt_handler() .
From the doc on the function...
What shoul i do? 0 erro with code
SEGGER J-Link GDB Server V6.20d Command Line Version
1. JLinkARM.dll V6.20d (DLL compiled
Sep 29 2017 16:44:59)
Command...
I am using S120 Softdevice, with bunch of different type ble tags(peripherals). written a code to connect multiple tags at a time and doing a gattc read to fetch the battery...
I have a technical issue I am facing while doing development with Nordic NRF52840. I have an application which I am sending command though virtual com port using CDC ACM USB...
Hello everyone!
I am learning with nrf52840 MCU and SDK version 13. When I read the example. I see one line:
SVCALL(SD_BLE_GAP_CONNECT, uint32_t, sd_ble_gap_connect(ble_gap_addr_t...
Hi,
I'm developing a project based on nRF52 and utilizing NFC for my master's degree. One part of the project will be a beacon with as small PCB layout as possible. That...
Hi,
Often when I try connect BLED112 dongle to bluetooth module BMD-300 by command:
ble_cmd_gap_connect_direct(DeviceMAC, gap_address_type_random, 60, 76, 100, 0); ...
hi,
i want to add uart function to my application. so i added necessary .c files to my project. if i compile the program i am getting these errors.
when i change the...
Hi,
I have Raspberry PI 3 Model B Rev 1.2 running "Linux raspberrypi 4.9.41-v7+ #1023 SMP Tue Aug 8 16:00:15 BST 2017 armv7l GNU/Linux". Running BlueZ 5.43
I can connect...
Hi community,
Try use FDS to write some data before sleep.
Following example and test is work.
But I try write data before into
sd_power_system_off();
...
Firstly the develop environment.
Windows 10
KEIL as IDE
Device: nrf 51822 - sd s130 2.0.1 - SDK 12.1 nRF5_SDK_12.0.0_12f24da.zip
Use case:
We have 2 application mode...
Hello i am using segger studio i have recently purchased three nrf52dk speically for ble mesh..
i am trying to run examples of mesh alpha sdk that nordiac prvodies but it...
