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...
Hello, support team.
I try to use nRF Connect v3.4.2 on Ubuntu 16.04.6, VMware.
But there is no response after executing specific application eg. Bluetooth low energy...
Hello everyone,
I have problem with a code for reading BME680. Here is my code the values display are wrong and never change.
Thank you for your time. I used this Library...
When adding the DK to my nRF cloud account, I get the following error message: " There was an error adding your device: nRFCode 40102: Ownership code [HWID] is invalid for...
nRF52840, SDK v16.0.0 SD140v7.0.1
Our electrical engineers gave us a hard ATT_MTU limit of 65 bytes, so as to keep the peak current low on the battery for our ultra-low...
Hi,
I'm running into a problem where a TWIM TX call gets stuck internally waiting on the NRF_TWIM_EVENT_STOPPED event. It never breaks out of this while loop in the twim_xfer...
Hello,
I'm trying to integrate the nrf Calendar example here with Current Time Service client implementation on a nRF52840 DK.
I'm trying to understand the logic of the...
Hi, i am new to the nRF52832, Now I want to use it in development.
I need to use it to send Running Dynamics data.
I would like to ask everyone, is there a related demo...
Dear all,
I'm developing my thesis project and I'm using 2 custom nrf52840-DK. I manage to implement BLE and the 2 boards actually connect and communicate beetween them...
Hi... I am using 15.2 version sdk , i have merged ble_app_uart and twi_sensor example code . complied successfully but while running after two output data i am getting fatal...
Hi,
I successfully added libuarte async library to the ble_app_uart example. Now I am able to receive data over UART from another board and my goal is to transfer it to...
While still trying to debug the disconnect problem in a different thread (unsuccessfully), I've gone to the ATT_MTU_THOUGHPUT example, to try and understand it and gain more...
Hi,
I am working with a custom board with a third party NRF52832 module. On my board I have a DS3231M real time clock IC communicating with the NRF52832 via I2C/TWI and...
I am trying to have a bluetooth bond between the device and the app,
how to set a security key to bond it with the android app? and also can I know how to encrypt all the...
Hi,
I have a question about getting the appkey from flash:
I am using the device state manager for key management. I do a ramdom generation of netkey and appkey on first...
