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 All
I have developed some code by modifying the 'ble_app_multiperipheral_pca10056_s140'. I have tested my code on the NRF52840 DK board (PCA10056) and everything seems...
Hello
I have developed an application for the smart beacon and I have the following problem:
I use two diferent sets of values for the connection parameters in order to...
i am using nrf 52832, i got SAADC example code from sdk. that code done by using timer. i could not understand timer section. Is available SAADC simple example code without...
We are developing a BLE Mesh product and we use the mobile phone mesh library iOS and Android for the node provisioning.
The final user will need to synchronize more than...
Hello,
We have a Buttonless custom board based on a nRF5282 with SDK 15.0.0
The DFU OTA Buttonless works fine, but to prevent the device to brick we put a physical button...
Hi all,
I am having build error of example light_switch_dimming_server in mesh sdk 2.2 that timer 2_irqhandler multiple define it is define in
D:/../../nrf5_SDK_for_Mesh_v2...
Hi.
I'm struggling with BLE example projects on the my custom board.
my board uses nRF52832-QFAA, 16MHz external crystal with no 32,768kHz optional RTC.
and I choose...
There appears to be a conflict between ble_advertising and broadcasting while connected. If connected, the ble_advertising state machine still gets TIMEOUT messages from the...
I am working on light switch demo of mesh SDK 2.1.
I am using nRF52832 board, SDK 15 for softdevice and segger embedded studio for programming the nRF52832.
I programmed...
Hello everyone,
I want to develop an android app, which is able to control multiple LED Lamps in a Mesh Network.
There is an app for provisioning provided by Nordic. Is...
Hi,
When I call sd_ble_gattc_read , I receive the BLE_GATTC_EVT_READ_RSP event very shortly after -- as expected. Within the event handler (registered with the Soft Device...
Hi,
I am considering using baluns instead of discrete components next to my nRF24LE1 QFN-24 chip since board space is at premium.
In application note AN4111 regarding...
I am new to Nordic and have a simple question. I followed the instructions about setting up manufacturer specific data with BLE_Template example here: https://devzone.nordicsemi...
in the middle of the code the MOSI change from idle low to high and resulting in writing 0xFF while reading over MOSI, resulting in getting wrong data. how can i change it...
Using SDK 15.0
Example project: examples/dfu/secure_bootloader/pca0040_ble/ses
Segger Embedded studio V3.50
File main.c line 52
#include "uECC.h" <------ "No such...
