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 support team,
We met an issue for connecting our device built in nRF51822 to Android device.
The nRF51822 uses below firmware program:
nRF5_SDK_12.3.0_d7731ad...
Hello,
I am working UART_BLE_APP , my query is when we transfer the data form smartphone application to the device where the data will get stored in device and can we access...
I have created a characteristic for sending up to 60 data bytes in a buffer using a sequence of 20 byte notifications sent to an external device. This works quite well for...
Hi,
What is an optimal transmission power to maximize the coded PHY range, but still stay within ETSI regulations? Can nRF52840 actually exceed the regulations if I set...
Controller:
nRF52832-QFAA
Reference project:
nRF5_SDK_11.0.0_89a8197/examples/dfu/bootloader/pca10040/dual_bank_ble_s132
Question:
The idea is, to store a init_DFU_by_flag...
Hello,
Does anyone have a suggestion for a production programmer for the nRF24LE1 OTP version?
By the way, my development kit and board 0 seems have issue and cannot...
Hi
I use LESC sdk & nrf connect app
How can I know if my nrf51 device and phone are bounding through LESC?
From nrf connect( ios ), how can I know from nrf connect...
i got following error in my project when i import nRFBeacon project in eclipse mars.
E:\android\eclipse-mars\marsworkspace\nRFBeaconActivity\res\layout-land\activity_main...
I'm using the iOS latest iOSDFULibrary pods to import to my app. However, after I using DFUServiceIniciator service the log just show as attach. DFUQuestionLog.m
The only...
Hello,
I am trying to compile for the nrf52 this example coming from NordicGit and I am getting the bunch of errors showed below. If I focus on this one
compiling bsp_btn_ble...
Hello!
I work with nRF52. I have a code developed in Eclipse Neon and I have to switch to Keil. I tried to create a new project from the template_project example found in...
hi team,
i have tried to connect my device with RTT. i could not connect. i just followed the instruction as below link
devzone.nordicsemi.com/.../
if i insert the...
Hi everyone,
I am using SPI master for transmitting and receiving data. I can config and send a string through SPI master 0. My problem is that, there is a 0-bit which...
Hi,
Kindly help with some insights/tip on how to debug this hardfault. The code gives hardfault on my custom board, but not on NRF52-DK. My custom device is only populated...
Hi,
I am currently in the process of interfacing the HMC5883L magnetometer with my nrf52 development board. I have verified the connection to be working using a logic analyzer...
