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 studying at university and working on my thesis.
What I'm doing with a remote control and I want to measure the impedance of the antenna, because I want to be documented...
Using: nRF51822-BK-FW (v 1.0.1).
From within, there is the source files for ble_app_beacon_bcs that when compiled/loaded on the beacon hardware, causes the LED to blink...
Hi. I have been trying to follow nAN-29 to migrate from Keil to Eclipse without success. I was excited to find the blog, devzone.nordicsemi.com/.../ . The blog suggests that...
Hi all,
I just had some general questions regarding events and timers on the nRF51822. I'm coming from a Ti CC2540 8051 which used an OSAL system. This made it quite easy...
Hello,
While I was making SPIS part, I got several issues.
I am using STM32L151CB for SPI Master and nRF51822 for SPI Slave.
It seems many people had issues with SPIS...
I've made a modified version of the example DFU provided with SoftDevice v7.0.0-3 alpha that works in single bank mode instead of dual (because I need to bootload a huge app...
Hi all !
I have been working on an nRF51822 based board for a little while, the ten 1st prototypes worked well so we asked our factory to make 20 other with the same design...
Hi All,
Is the lite programmer which comes with the nRF51822 Development Kit sutable to program my code into nRF51822-Beacon?
If yes what cable would I need (supplier...
Hi,
I'd like to read PnP and the system ID from Device Information Service.
How can I initialize system and PnP ID? Are there any examples how to do this for nrf51822...
Hi,
I'm calling sd_ble_gatts_hvx and every once in a while I get an error code of 0x3401. I went through the SDK documentation but I could not find what that error code is...
Hi,
I have a peripheral device that needs to connect to both Android and iOS phones. Depending on which type of phone it connects to it is required to perform different tasks...
Hi
I tried SDK6.0.0 porject at below link.
C:\Keil\ARM\Device\Nordic\nrf51422\Board\nrf6310\s210\ant_bicycle_pwr
According to SDK documentation, we didn't need to modify...
Hello!
I need more battery life and higher resolution in my applications. That's why i need to level down the signal power, if it is possible. Thanks in advance.