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 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...
I am porting my code (previously on 51822/SDK V12) to 52/SDK V14.
I have RTT logging working well on 51/SDK v12. In SDK V14 I noticed that the log module now is in experimental_log...
nRF52832
SDK14.0
Hi, how can I protect the bootloader from being overwritten? Ideally, I would never be updating the bootloader so it will be a permanent part of the device...
Hi
How stable is the RTT module and how trustworthy is it?
It is marked as unstable and I do not get any messages from the modules.
I use:
#define NRF_LOG_BACKEND_RTT_ENABLED...
Hi,
i would like to implement a very low power counter and used the template from this post . I've modified the example and used TIMER2 in counter mode triggered by LPCOMP...
Hi,
I'm trying to create a local network between an nrf51-DK and a mobile phone, android or iOS. The main goal is to be able to get TCP/IP connection between the nrf5x...
I am writing firmware for a BLE Nano device using the Nordic SDK 8.1. I was having problems where my device would suddenly stop printing to UART and stop trying to bond with...
I'm trying to set up a ble mesh with 3 servers and 1 client on an nrf52 PCA10040 dev kit. Upon debugging, I'm getting an error that says: '64, APP_ERROR: C:\Users\sesa463145...
I am using a NRF52-based platform and have BLE code based on the ble_app_hrs_c Hear rate monitor system.
Having set up for scan, I see many device (we have a lot of beacons...
After migrating from sdk 13 with buttonless dfu based app I meet follow error:
my app get FATAL error after exactly 3min. I guess it something related with power down mode...
