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 have quite a few SPI peripherals to be interfaced with nrf52840 chip, for example, Ethernet plug, ATWINC1500 WIFI module etc. What example should i start with to get an...
Hello,
I am using NRF52840 and NRF52832 SoCs for different roles to be played in a BLE Mesh Network. As of now i am using NRF52840 DK and Holyiot-17095 for evaluation purpose...
Hi everyone,
I went into the bootloader mode with the nRF52840 DK accidentally so I immediately turned off the DK and powered it back on. However, after powering the DK...
Hello all,
We are using nRF24L01+ as Rx in an embedded system and we are experiencing the following problem:
The MCU that operates the radio can be manually reset (a...
My nRF52 DK has PCA10040 V1.1.0 2016.34 682272915 on a label.
It works fine when connected to my laptop over USB. If I try to power it from the coin battery underneath though...
Hello, we are using a radio module with the nRF51822 for our telemetry system.
In order to conduct the EMC test of EN 301 489-1, I would like to clarify the 6dB bandwidth...
This is a duplicate of this issue of pc-ble-driver-py repository.
While using pc-ble-driver-py on MacBook without problem, I face Error 13 when opening device on Raspberry...
Dear friends,
I am connecting multi peripherals to single central, and i am using nrf53832 devices. How are the link resources shared among multi peripherals? In addition...
Hello,
We are using a nRF52832(peripheral) on a custom board and connecting it to a nRF51822(Central). The nRF52 has one GPIO connected to a button which is used to power...
I have an application that is using FDS to save settings to flash. The application works great as a standalone application, but when I try to use a custom bootloader (same...
Hello!
I am looking for the best solution in terms of power consumption to transmit data with the nRF8001 and have a few questions:
1) I read in another discussion that...
Hi,
I am writing a DFU Application on NRF52 and Android (based on NRF Toolbox). I would like to give user an ability to abort upgrade, however when i send abort from android...
