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 am using two application timers in my program, one timer ticks is fixed to 1000 means it will call its handler every second. The other timer ticks values I am changing...
Hi,
I use a mcu nRF52840 on a personal card for a project and we are stuck on interruptions: hardware pin and timer. I use the lib "nrfx" for future accounting purposes...
Using NRF_SDH_BLE_OBSERVER in a non-static context doesn't work because the registered variable, and therefore the handler context is lost. How can one register for ble events...
Dear,
I am using nrf9160 DK, we can download hex fiel for boardcontroller
nRF9160 DK board controller firmware
https://www.nordicsemi.com/Software-and-Tools/Development...
Based on the experimental_lpn example if have ported at application (light switch) to work as a low power node.
Everything work fine on the lpn node where i use the generic_onoff_client...
Hello,
I tried to update bootloader on the dongle via DFU, but It failed.
The dongle uses OpenBootloader, so it does not check signature for firmware packages. But the...
Hello,
I'm working on a project where we are doing the following:
Collecting sensor data and storing it in an external SPI flash
Retrieving that sensor data from the...
Hi,
When publishing a message with access_model_publish() the p_message->p_buffer must be remain valid until all retransmissions have completed for loopback message but...
Hello
I want to modify the tx powel level to 4 dbm using sd_ble_gap_tx_power_set(BLE_GAP_TX_POWER_ROLE_ADV, m_adv_handle, 4); after Advertising_Init function.
I could...
Testing with the NRF52840 dongle and the Power Profiler Kit. I see a reading of ~5uA when sleeping without SAADC enabled.
I use this code to enable SAADC
My power...
Environment
- DK 0.8.2 in which SB44 is cut, and P1 and P2 are connected - firmware v1.0.0 - program : asset_tracker - SIM: iBasis
Before updating firmware, asset_tracker...
Hello. Got such a problem. I use nrf52832 Adafruit Feather board. While working with BLE examples (Softdevice and app.), debug via serial works fine. Can see all the text...
Hi,
I have a desig where the space is minimal and I have one nRF52838 and one nRF52840 microcontroller. Is it possible to place them at the same coorinates, but on oposite...
