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 Friends,
I am beginner for nRF51822 and I install uVision 5.20 to create program for this chip.I can't see this chip on device selection table when new project creating...
Hi,
I've recently bricked my nrF51822 Beacon Kit ( www.nordicsemi.com/.../nRF51822-Bluetooth-Smart-Beacon-Kit)
...by uploading some bad firmware. I can no longer program...
I am beginner for nRF51822.I installed uVision 5.20 to program nRF51822 chip.I could not see nRF51822 chip on chip selection guide of uVision software.Also I need some example...
Hello.
I've been trying to use the nRF Beacon for Eddystone app to configure a nRF52 devkit. The idea is to configure a slot as EID and register it to my google account...
Hi there,
I know 3V lithium batteries (Lithium Manganese Dioxide) batteries would be perfect for the nRF51822, but we're wondering if Lithium Thionyl Chloride (Li-SOCl2...
Hello,
is there a softdevice for the nRF52 which supports the proprietary wireless protocoll of the radio nRF24L01+? I only find ones which supports Bluetooth 4.0 and ANT...
Hello,
i have a very small device with bluetooth connection which send data every 20ms to a smartphone. The adc is sampling 100 times per second. Because of the small design...
Morning
I was just wondering if anyone knows which types of Bluetooth devices work with the nRF Toolbox for iOS and where to buy them - proximity etc.
Iain
Dear Nordic Engineers!
I am using the nRF51422 QFACA1 on custom boards and planning to migrate from SDK8.0.0 to SDK11.0.0
My application is using the S120 soft device...
Hi all! I want to send data from a beacon (nrf51822) to a Pic microcontroller with the RS232 standard, what function should I use to send data? I have already tried but it...
hello.
I want use I2C program.
so, I used twi_master_using_app_twi example.
SDA is output only 1byte(0x21).
I need to output a continuous 5byte.
Where do I need to modify...
Although the login form in the right side-bar works, the on in the main page does not. To reproduce:
Log out,
Click on 'Sign in' on the side bar
It should take...
Hi,
I am trying to use PPI for generating a output of lo to hi when NRF_RADIO->EVENTS_READY occurs.I want to generate on the same pin hi to lo when NRF_RADIO->EVENTS_END...
There are a couple of threads in the Developer Zone which mention backwards compatibility issues for nRF51822 BLE with DFU. Some of these are focussed around MCP (Master Control...
Hi !
I would like to use FFT with the nrf52. There are some FFT functions in the arm_math.h, but the linker fail :
1> Compiling main.c
1> Linking nrf52832_xxaa.elf...
