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, I'm trying to program my custom board which has external 32MHz Xtal oscillator using nRF51 DK.
I have connected the custom board and the DK well and by using nrfgo I...
I wanted to upload a code to a control box which has a nrf51 series microcontroller. I am wondering can I use NRF51DK to program it? But I didnt see any ISP socket on NRF...
I want to estimates 51822 consumed ，I find the tools is used to nRF52. nRF51 and nRF52 are different in some parameters，so if use the tools calculated nRF51 consumption maybe...
Hello Community,
According to my Applicatrion, it is so that I have to receive data from BLE App and send them to a different Device where these values are to be written...
Hello NRF Team,
I am manusinh thakor.actually i'm developing one BLE application using NRF8001 .i bought NRF8001 chips from mouser.in.i already designed hardware for NRF8001...
Hello,
Is there any DFU package that can be created that would enable downloading a larger bootloader? In this case, we have the non-debug bootloader loaded and want to...
(Protocol of my I²C Device)
I have tried the nRF52832 DK for a while now with the examples and so. I want to program a different Bluetooth Module, the EYSHSNZWZ from Taiyo...
Hey all,
I'm trying to roll our "own version" of the bootloader for the Thing52. I have followed the instructions to create the PEM file and the public key. I'm able to...
Hi all,
I'm looking for some advice on what hardware to buy for my next project as I'm not clear from the specs if existing self-contained solutions do what I need.
I...
I have software on my PC with an NFC reader attached, that connects to my nRF52 devices, reads the NDEF tag, modifies it, writes it back, then reads back the modified value...
Hi,
I've been trying to get the button events from the nrf52832 where FreeRTOS is enabled.
https://gist.github.com/gpgabriel/f070e39f335da8579e9a577b44109237
The 2 function...
Hi, We are testing the dfu ota example for the PCA10040. In our application we have some default values and settings are stored in the RAM. nrfutil is unable to generate the...
Hello,
I am using the Thingy app for ios as reference to read my own temperature sensor. However, I am reaching a point where I get stuck.
I cannot understand/find where...
Are there any limitations when the central is connected to 20 peripherals at the same time? Is there a minimum connection interval (ie, can I set them all to 7.5ms?).
Hy everybody,
I'm trying to implement DFU bootloader in our custom board, starting from the "bootloader_secure_example", where I just changed leds and button pins in order...
