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 used SDK 13.x to create a custom profile with services for nRF52832 with BLE 4.2
If I go to a nrf52840 with BLE 5.x SDK, can I use the exact same code, or do I have to...
Hi, I'm currently trying to make a flash logger using the nRF51822_XXAB. I want to use as much space as possible in the flash storage for the logs. I will be logging a word...
Hey, there.
I'm trying to use the NVMC to give me some persistent memory. I call init first, reads seem to work fine, but writes just don't seem to work.
So to the best...
Hi team,
Today i received smart remote 3 kit.
one ready remote and other one is add on remote.
I can be able to update the firmware to using debugging pins to ready...
Hi
Let us say I wanted to integrate mesh capability into one of the existing GATT based sample apps - like say "ble_app_hts" so that I could publish the temperature over...
Hi, i have application with buttonless DFU and boot loader. I am able to upload distribute zip package to the board via nRF Connect and nRF Toolbox apps on Android . But the...
Hello everybody,
I tested the example: https://github.com/Rallare/nrf51_ble_app_hids_kbd_consumercontrol/tree/SDK11 on my customer board (and on the DK52) with the NRF52832...
Hi,
1. After studying about power profiling and application examples/ble_peripheral/ble_app_pwr_profiling, came to know that this example currently supports advertising...
Hi,
I am establishing a Bluetooth mesh network with nordic boards (nRF52 DK) having one provisioner and many provisionee devices. But I have one doubt, if I remove the...
Hello,
We are developing wearable which has NRF52 as main MCU. We are looking for suggestions to select proper sensors like Pedometer, Heart Rate Sensor and 128x32 OLED...
Device：Nrf51822
SDK：SDK12.3
Device name consists of "scanner:" and four digits。But sometimes the device name display error。An extra character appears in the device name...
Hi,
I've undertaken my very first custom Bluetooth PCB project, choosing an nRF52810 as the MCU of choice.
Having already tried and tested a SparkFun nRF52832 breakout...
Hi all!
Antenna that used in nRf51822 developement kit:
too big for my design, so I tried to use antenna that I copied from TI AN430:
There is devices that use...
Hi,
I am following procedure to configure mosquitto using this link http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v15.0.0%2Fiot_sdk_user_guides_mosquitto...
