Hi everyone,
Currently, I am working on my bachelor thesis for creating simple network by using MQTT, BLE-6LoWPAN and nRF52832. I have three nodes of 52832 and one raspberry...
Hello everyone!
I want to form an Openthread network with three Nordic nRF52840 cardboards. I would like to monitor the traffic using a sniffer, but i can't receive any...
We are using the development board PCA10040 for implementing a prototype with several GPIO interruptions.
We are trying to use the NFC pins (pin 9 and 10) as pins of GPIO...
Development Software:
nRF5 SDK for Mesh v3.1.0
SEGGER Embedded Studio for ARM v3.50
SoftDevice S140 v6.1.0
Computer Platform:
Windows 10 Professional
Hardware...
Dear,
software/hardware:
nrf52832 mesh sdk v3.1.0
Q1: when friend feature node code can get? now just is bin file.
Q2: mesh has just four feature devices, friend feature...
It seems the LTE-M / NB IoT isn't available Europe-wide yet, and roaming applies country-wise.
Can anybody share his/her experience of using the BLG840F?
thank you.
Hi,
What's is the max length for the payload data in "mqttsn_packet_sender_publish" method?
EDIT:
Redefining my question above: What's is the max length for the payload...
Hi Sir,
According the table 19.4.2 of 52832 datasheet (v1.4), there is a start up time (0.36 ms) for HXFO.
How do I measure the start up time of my 32M crystal?
If...
Hello,
While an attempt to develop solid security mode bulded around Root of Trust starting from RTL and Device root key we found that unfortunately, it is mentioned in...
I would like to detect if a reset happened due to a brownout or an actual power off.
I tired so far using the GPREGRET and RESETREAS registers. They are useful to detect...
I have an app that works perfectly when run from the debugger, but not when started by HW reset. We use the serial port to communicate to a control processor (STM32) The Nordic...
Hi,
I was trying to test a slot circle antenna with nRF52832 which is well matched to 2.4G~2.48GHz, but it is circular polarized antenna with high directivity.
However...
Hi All!
I use nrf51822 with sd s110 to send data to android phone with sd_ble_gatts_hvx. If sd_ble_gatts_hvx returns NRF_SUCCESS then that packet get to TX buffer. I didn...
With nRF5 SDK v15, the code size became too large for the free version of UV5 , Is there a way to reduce the code size by reducing some array size or commenting something...
Hi There,
I'm stuck with Getting BLE uart working in another example.
I wasn't sure if converting the BLE Uart example into a central/peripheral application would be more...
Hi.
I want to read thingy's sensor data. I'm using nRF52840 DK.
I have tried using ble_app_multi_link_multi_role example, but there are only read button state.
How can...
Hello everyone !!!
I've recently started working with Segger Embedded studio for nfr52840. I want to add a new driver into an existing projects.Let's say GPIOTE
I...
Hello,
Recently i am working on UART application on nRF51822 based product.
In UART application code, there is no option to configure the modulation rate.
So, I would...
Dear friends,
if i adjust the tx power of nRF52832, e.g., by calling sd_ble_gap_tx_power_set(), which phase of the current will be affected in the pic bellow? just the phase...
I am struggling with getting a Secure UART(Serial) DFU operation to function correctly when I attempt to enter the bootloader with a call from my app. I am using the basic...
