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,
1. I want to disable MCU UART connection which is SB with GPIO pin 5, 6, 7, 8 and I need to connect that pin on arm based processor so desoldering those short bridge...
Hello,
we are facing a weird issue with a few models of smartphone since we increased the max MTU size. We are testing at the office with the Xperia E6553 but the Samsung...
Hi there
I am stuck. My incremental wheel with photocell and comparator circuit does not work if the QDEC hangs on it. But seperately it works fine.
When I hang it to...
Hi Team,
Which models are supported in the latest mesh SDK?
I can see support for the on-off model.
Is Time and Scenes (Explained in Mesh Models.pdf, Section-5, Page...
I use SDK13, nRF52, S132
I use bootloader_secure_ble with generated public key for bootloader and for nrfutil. After all steps like discribed on
devzone.nordicsemi.com...
Hello.
I use nRF52832 and power from 3.3V source. Also I use the accelerometer and gyroscope with VDD 2.5V and 3.0V respectively. They are connected to nRF through SPI....
Can a device that is configured and programmed from Keil (softdevice, application, bootloader) be updated with code that has been compiled on ses (application)? I have converted...
Hi,
Referring to bootloader programming article - there's a post-build phase of programming UICR.BOOTLOADERADDR
The article describe how to use nrfjprog to do this which...
Hello,
I studied the "gpiote" example in the SDK. In order to fully understand how it works, I attempted to modify the "template_project" example and follow the process...
SDK：【nRF5_SDK_15.0.0_a53641a】【examples】【ble_peripheral】【ble_app_uart】【pca10056】【s140】【arm5_no_packs】
Before downloading nRF Connect ,the results of my scan is
【service1...
We are using SDK nRF5_SDK_13.0.0_04a0bfd with the NRF52832 chip. Using peripheral role, the nRF is fatal crashing right after connecting with iOS nRFConnect (and our custom...
Hello. I have discovered similar questions, but it's still not clear for me. I also have cheched pwr_mgmt example, but as I understand all operations with power mode in board...
I recently upgraded from SDK 11.0 to SDK 14.0 and am seeing much slower connection speeds from the new SDK. The old version would connect in about 400ms, but the new SDK takes...
I would like to measure the VDDH voltage (lithium ion battery) on a nrf52840 with the power fail comparator.
If the voltage drops below the threshold, I want to reduce the...
