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,
My team wants to develop a custom iphone application and we want to use it to connect with NRF52 which is transmitting data using the Nordic UART service. We were...
Hii,
I am trying to update new firmware in nRF51-DK.
But unfortunately, wrong image file is uploaded.
Now i am trying to once again same process then getting no space...
I am testing the SDK (v12) Power Profile Example with the DK51 and the nRF51 dongle. My purpose is test if I can lower the power consumption as mush as possible. The default...
I am developing software for a custom hardware based on NRF52. Previously I was tasked on updating the old NRF51 based software (used on older version of the device) for NRF52...
hi,
i am using FDS to store some Data in nRF51 Development kit using temporary application. it is around 2kb. after that i am flashing main Application. is my application...
I am working on a battery-powered application. Since power saving is a must, this design using high-side power node controllers (part number MIC94042) to power-on or power...
Hi
I am looking for pin numbers for the nRF51822 microcontroller.
example like what are the pin numbers for VDD to measure battery voltage..??
I mean in which header...
Hello!
I'm learning how to use properly the saadc for knowing muy battery state of discharge. First of all I'm testing the saadc example which is included in the SDK, changing...
Hi, Nordic
I know when esb working, channel , address and pipe is very important.
From sdk and demo, I can not know these items clearly.
I know these items should be...
I need to use sd_ble_gap_adv_data_set directly and pass custom advertising data, as I need to maximise space and not send the name etc
I have been using mbed which has...
\nRF5_SDK_12.1.0_0d23e2a\examples\ble_peripheral\ble_app_uart\pca10028\s130\arm5_no_packs
I cannot find the define of pin6 pin17 pin21 pin 22 pin24
in this example ...
Hi. Can we develop and use our own firmware for any of the Nordic's beacon? Or do we need to mandatorily use firmware given by Nordic with beacon and modify them as much as...
I am using fds as my file system.
peer_manager is using file system too.
fds_register() is used to register callbacks. But how does the software know which callback is...
Hello
My nRF51 with S120 BLE stack is running as central. I want to connect 3 other nRF51 peripherals at the same time. So in the first step I did a scan and stored the...
Hi,
I'm developing an application based on the nRF52832 and I need a large throughput of over 100kbps, preferably over 200kbps.
I have managed to reach around 128kbps...
