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'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...
I have one central(SDK 10.0 S130) and one peripheral(SDK 8.0 S110) device. Normally central device can connect peripheral device it's ok but the peripheral device will stay...
Hi Nordic,
I'm porting hrs application on nuttx OS. But when I call sd_softdevice_enable function, it goes to "RESET". I read below article which mentions that SVC handler...
Hello all.
I'm having some problems with compiling the bootloader_secure project:
I downloaded SDK zip from http://www.nordicsemi.com/eng/Products/Nordic-Thingy-52 and...
Hi, I would like to detect the presence of a particular device in an environment where there are many devices advertising. The advertising packets are received by a scanner...
I want to send the continuous data over the BLE which is received by the UART of my nRF52 Evaluation kit. The BLE connection is getting disconnected while sending bulk of...
Hello Everyone,
I am new to BLE world.
Currently using MDBT40 which has nrf51822 as core: www.raytac.com/.../MDBT40-ANT-D.pdf
I am following this repo: github.com/...
I want to use nRF51822 Bluefruit LE Friend device (blue board) as BLE Sniffer. My OS is Windows 7 64-bits.
I installed ble-sniffer_win_1.0.1, v1.0: FTDI Driver Requirements...
According to another question here:
devzone.nordicsemi.com/.../
I'm stuck with waiting for the LFCLK to boot forever.
Normally, keil has a .s startup file that dictates...
