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...
Suppose a BLE central needs to get sensor data from 10 peripheral sensors. Given that there is a limit to the number of connections a BLE central can have, is it better for...
Has anyone managed to get this revision of the nrf8001 IC working?
i bought 280 of them and none of them seems to work as it should.
When i reset the chip i get no interrupt...
I tried to download softdevice 8.0 and the example code of SDK8.0
(\nRF_Examples\8.0.0\dfu\bootloader\pca10028\dual_bank_ble_s110\arm5)
to PCA10001.
First I Copied the...
I'm devloping application on nRf51 for that i'm using... SDK : nRF51_SDK_7.2.0_cf547b5 Tool chain : GNU tools arm Embedded [arm-none-eabi version 4.9.3] Dev Board : PCA10028...
Along with S110 BLE stack I programmed my application, which I managed to do without any conflict.
My application is not working properly and neither control is transfered...
how much time of keep level HIGH/LOW can make nRF51822 detected the HIGH/LOW level and generate an interrupt?
how width of impulse need to generate an interrupt?
Hi Team,
I was trying to load firmware to external board using nRF51-DK.
I have successfully programmed the boards many times and now when I am trying, LED (LD5) on nRF...
Hi all,
I downloaded the nrf51SDK_.8.0.0 from nordic site and tried to flash the new softdevice s110 but failed. I used an android application to flash it over the air...
Hi:
i use ble_app_uart project and want to change the UUID lenth(128 bit) to be 32 bit;but i change "nus_base_uuid" to be 4 byte and change "uuid128[16]" to be "uuid128[4...
Hi,
Does hardware that has already a Qualified design Listing (Bluetooth.org) requires re-testing of the RF-PHY ?
(refering to transmitter tests (i.e TRM-LE/CA/01/C (output...
Hi,
Im using a module NRF24L01 + LNA bought off ebay, connected it to msp430 via SPI interface. All spi communications are going solid, I manage to completely configure module...
I am trying to create a file and write to it during runtime. When I use fopen with "w" option to create a new file, the file pointer is always retuned to be NULL.
Is there...
Hi,
I recently tried SDK7.2 on PCA10028 board in order to make sure that SDK7.2 works well before I migrate my project to SDK7.2 codebase. My project code didn't work as...
