Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
I've just added a 4th Peripheral-role link to my project, and the RAM requirement for the SoftDevice increased by over 3kB. I'm trying to figure out whether I can reduce this...
Hello, I am trying to develop an application using the ADC of the nrf52832. For this, I have included the "nrfx_adc.h" library into my main code. When I try compiling the...
Hi, probably a simple answer to this but am struggling to find a decent answer on the web.
There is a function (below) and I would like to watch the p_adv_report. However...
BACKGROUND:
So I've got minimal experience with low-level development/low-level coding/digital hardware, being more of an antennas person before, but have been given a task...
Hi All.
I am using the nRF52840 development board, and can't get UART logging to work. I have checked all the settings in sdk_config with no joy.
I have hyperterminal...
Hi Nordic:
I'd like to ask a mesh specification question, there is some terms relative to retransmit: "4.2.2.6 publish retransmit count", "4.2.19.1 network transmit count...
Hi,
Development Environment : Windows 7 and keil MDK- ARM 5 and nRF81522 EVK
I want to know that which SDK version should I use and I am using Arm debugger programmer...
I would like to know if I can run Thread examples on nRF52840 USB dongle? Could someone provide instruction how to do this in a Windows environment?
Also, is there external...
Hello,
I'm trying to lower the power consumption in the s.c. "System ON" mode. I need to run in System ON mode to keep the RTC running. However I need to wake the CPU on...
hi ,
I use SR3 V1.2 to test. I enable ANR, play the recording directly in the loop.
About every five seconds, a second or so of unusual sound appears. The rest of the...
Hi,
I can't understand what is DFU example inside /examples/dfu folder and what is /bin/bootloader/? I read DFU quick start guide, but where is source code of bootloader...
I try debug my app in keil debugger but it's often raised app: SOFTDEVICE: ASSERTION FAILED in SEGGER after step down through the code (in few steps).
My app based on buttonless_dfu...
Hi,
I have a doubt regarding buffer setting in SPIS.
In the SDK15 SPIS example, buffers are set using nrfx_spis_buffers_set(...) and it works perfectly.
I was wondering...
Hi All,
I am using nrf mesh SDK v2.2.0 and nrf SDK v15.0.0.
I have created a new model in nrf mesh SDK, this model is publishing scanned data on group address.
When...
