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...
We are currently using a Linux system and controlling HCI_UART firmware through BlueZ.
The problem we are encountering is that using BlueZ V5.55 allows normal Bluetooth...
Hello! I have a GATT Server in the form of a nrf52840-DK that has been given to me from a company that has a custom service on the server using CCCD. I have the full documentation...
Hello,
I would like to know if using a self made GATT Custom Service in HID Device (NRF Desktop App) can incur additional costs during the Bluetooth qualification process...
Hi,
I am working on a project using the nrf52840. For legacy reasons we are using Nordic SDK version 15.3.0 and SoftDevice S140 version 6.1.1.
I am trying to maximise...
I need help . i am confused that if we send the audio data then it follow which of the following order ? input ->BLOCK ->FRAME->LC3CODEC->SDU->PDU OR input-> BLOCK->FRAME...
We need to establish connections to muliple of our products (they use nRF52832/nRF52840) parallel from our Android/iOS apps to send commands which are time critical (in relation...
Hi,
I am getting an error when trying to enable the Fast Pair (SDK 2.7.0) using the bt_fast_pair_enable() function.
I debugged this error and I saw that it's caused when...
Hi,
I am developing an application which needs a precise reference clock of 20ms. I have a 32MHz Xtal on the PCB with a tolerance of +-10ppm. To configure the device to...
Hi
I'm using nrf toolchain/sdk 2.5.2.
Got a strange problem with my QSPI NOR flash interface. when i run flash_erase i get error message "qspi_nor: Failed to schedule...
I am running a nrf5340 with zigbee as a coordinator, I observed after a while that battery life of my end devices don't last as expected. Then after debugging I found that...
Hi Team,
We are developing a custom board using nRF52840 SoC. We need the storage and handling of IC, reflow solder profile of IC and assembly instructions if any.
Regards...
HI currently i am utilizing sdk ver 17.1.10 nrf52840 s140 we are using dfu/secure_bootloader/pca10056_ble app and i need to add UART app to it so that so we need both bootloader...
hardware:nrf5340+npm1300
software:ncs 2.5.1
hi professor,
If I just connect VBUS, The npm1300 will reset when I read bulk register. If I connect vbat and vbus, read...
In NRFX Oscillator header , accessing the function requires the preprocessor macro which in turn requires preprocessor conditional
The problem is that final conditional...
Hi, I am developing firmware for a project using a custom board with the nrf52832. The project requires mcuboot and secure BT OTA. When I enable the configs
CONFIG_BOOTLOADER_MCUBOOT...
