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 Dev Team,
I have an application wherein I am publishing my sensor data every hour through MQTT using a Thingy91.
I am storing my sensor data value in a JSON format...
Hi,
I am trying to implement protobuf for my application. I have seen that nano-pb library is there in SDK file. I want to use it in BLE-UART communication. How to do with...
Hello,
I am using RFX2411N RF amplifier in my hardware design. I chose nRF52832 as an MCU. In nRF52832 datasheet, it is mentioned that the pins from P0.22 to P0.31 have...
Hi,
We are currently developing a Zigbee network based on nRF52840.
One of our devices was specially designed to contain 8 endpoints. But when an active ep request is...
Hi,
I'm using the BLE_app_interactive example as a starting point for my prototype (with SDK_17.0.2 and SoftDevice s132 ). I am using nRF52DK to read and write data from...
Hi
Im trying connect two peripheral devices through UART
The example project I used is "examples/peripheral/uart"
But i trace the code, it seems that the driver layer...
Hello,
I've been using nrfx UARTE driver on the nrf5 15.2.0 SDK on a nrf52832 and nrf52840 SoC and noticed that during the boot-up the first byte being sent is 0xFF.
Is...
Can I remove resistor R29 (ENCHG) on the ADP536 to disable the charging function and plug my 3.3V supply into the battery connector?
i.e. use the ADP536 for the power management...
I am working on zigbee network.
I have seen that there is an event for network joining but could not find any event for network disconnection.
If I want to check that...
I'm trying to get LPCOMP working in Zephyr.
I'm getting the following error:
error: 'NRFX_LPCOMP_DEFAULT_CONFIG' undeclared (first use in this function)
I can see that...
Hi, Can anyone explain what the "receiver address correlation" from 2.4GHz Radio documentation means in practice? For example, what can I do as a BLE application developer...
For various reasons we need to remove the dfu bootloader to use our custom bootloader. We replace the Nordic bootloader with a temporary one that does the clean-up for us...
Hi,
We're designing a PCB for the nRF52833. We could not find a PCB layout recommendation for the chip.
We did find one for the highly similar nRF52840: github.com/.....
Hi,
We want to buy a nrf5340 module but it came with the Rev C Silicon Revision. Do you have any errata sheet for this revision? I only find Rev A, D and 1 on your web...
