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 am currently using the nRF24L01P in an application where I am using the RPD feature to determine whether a 2MHz RF channel is "available". For example, if a wifi network...
I am using nrf52832 and I am trying to interface OLED with it. I am attaching the code below and i referred that code from https://github.com/devdprj/olednrf here,
i made...
Hi All.
I have a DK52 project where a peripheral advertises and connects to a central nRF52840 ok. I based it on the multilink_central demo, so have the LED button service...
Hello!
I went through the example project "Experimental: ATT_MTU Throughput Example" provided in SDK v15.2.0 and found that there is a configuration bit in BLE_COMMON_OPTS...
When I connect to my device with an iPhone, using the nRF Connect app, I am experiencing an immediate disconnect. The part does not have time to start pairing. I have shared...
【Question】：I want to use timer+ppi+SPI(with DMA) write DAC, but now something is wrong, when timer trigger the SPI to write DAC through PPI, it can call the "spi_event_handler...
Hi,
I use UARTE peripheral when i communicate wih PC.
This code works. Send 4 bytes.
bno_tx_buf[0]=0xAA; bno_tx_buf[1]=0x01; bno_tx_buf[2]=0x00; bno_tx_buf[3]=0x01;...
After Updating my project to the Newest SDK for Thread 2.0 today I am having problems linking Problems.
My Project uses the Channel Monitor and changes the max children...
Hi all!
I'm quite new in working with BLE device and in working with MCU also so If my question look a bit silly, please dont laugh at me
I am using a nrf52832 as both...
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...
