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'm a little confused by the packet rate I'm getting on Gazell. Or rather I'm confused by the low number of 'timeouts' I'm seeing - I'd expect to see more, and would like...
Hi all,
in my custom board I'm using an NRF24L01+ as RF transceiver. The relevant part of schematic follow: (hi res => https://imgur.com/a/z4nQxXh )
The following...
The nRF905 chip can be setup to different payload length. 0-31 byte
Must RX and TX unit be setup to same payload length or can RX unit be setup to ex. 20 bytes and TX unit...
Hello.
There is a label on the back of the nRF9160DK.
I can find "HWID: FF:6A:B3:34:69:AC" on the label.
nRF connect can get the same string: " FF:6A:B3:34:69:AC " when...
I am trying eddystone example from SDK 15, its working fine but once I press the button to enable connecting and function nrf_ble_es_on_start_connectable_advertising(); is...
I want to use REG0 to supply 1.8v to external 4.7k pull-ups including when the system is off. Looking at the product specification REG0 can supply 1mA while in system off...
I have updated my repos to the latest commits on master for zephyr, mcuboot, nrf, and nrfxlib. I ran `
pip3 install -r scripts\requirements.txt
and I can open the asset_tracker...
hi, I'm working with NRF52832, DFU service is configured as secured. my question is : i'm trying to change dfu char a ct e ristic property to "ind i cation" by writing to...
Hello
I would like to test if provisioning over GATT Bearer still works with our application. Firstly I thought of using the serial example together with the PyACI, but...
Hardware: nRF52832
SDK 14.2
Segger Studio
Hello Sir or Madam,
We've made a new hardware variant of a previous design with an nRF52832 on much smaller form factor...
I use the QSPI(SDK15.2) of NRF52840 to read and write FLASH. Every time I open QSPI function, QSPI is closed after writing flash, but after close QSPI, there will be occasional...
Hi,
I want to capture data from TWI ADXL345 and send them by ble_nus_data_send() to mobile. Timing of data sending is done by application timer. My problem is that when...
Hi,
I tried to merge ble_app_multilink_central and ble_app_uart_c.
But, when I run the project It errors like below
I thougt the problem is the address of RAM_START...
