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...
Hi,
I have a question about scan window and interval [I'm using nrf51822aa with s130 2.0.1... I performing some tests and I find a use case: If I set both of them (scan...
Hi!
I've found out that, according to this specification
www.bluetooth.com/.../16-bit-uuids-for-members
16bit uuids can be bought by companies.
But, on the other hand...
Hi,
I have an application with an accelerometer. This one communicate in I2C (TWI ). The accelerometer send a "data ready" signal every 20ms. I'm using the GPIOTE module...
Hello,
I'm running into trouble when doing a DFU of the app only using Secure Bootloader SDK13.
When it uses Bank1, it loads the whole image to the empty space after...
We recently decided to use the Nordic nRF52840 . Given the nature of the use (BLE + Thread) of this device we were asked to use Segger Embedded Studio as our development platform...
Hi, i want to set up static passkey for nrf 52 UART example, how can i do that(it many sound insecure but i require it)? I have read many old threads but didn't got a clear...
Now i try to send many data from external device.
I can send it for 4 times.
But after that,the device will be disconnection.
I used analog discovery and I was able to...
Hello we would like to upload to the cloud the nrfutil generated zip package, however we are worried about the application file security.
As far as we know, nrfutils takes...
I am building a Bluetooth Mesh application based on the Mesh Beacon Example , i have written a custom Makefile and got it compiling with no errors.
But when Flashing the...
Hi,
I have a scenario where central bonds with peripheral1 and peripheral2.
After a while, when button 1 is pressed in central, central need to bond (and store bonding...
Hello,
I have recently ported our application from SDK 13 to SDK 14.
Everything that worked in SDK 13 works in SDK 14.
I then added the peer manager according to the...
Hello,
lets suppose, there are 20 nRF51822 chip advertise there presence at a same time.
so, this all are acts as a slave at a time. now, the master(mobile or nrf51822...
I'm trying to sample the 4 of the analog inputs on the nrf51822 at upwards of 10kHz and get the data out some how. Currently I'm using printf statements but that starts to...
