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...
How can i initialise all four channel of pwm1 using pwm library.
i need to initialise one channel for one purpose and other channel for different purpose.
whenever i am...
Hi,
I just tried the example from
github.com/.../nrf52-mpu-easydma-using-gpiote-and-registers
And they are working like a charm. Now I want to change the example...
In the on_ble_evt(ble_evt_t*) function from the ble_app_template, I added a case of 'BLE_GATTS_EVT_WRITE'. In it has the following code:
case BLE_GATTS_EVT_WRITE:
{ ...
I have a hard time figuring out what some of the constants in nrf_mesh_config_node_app.h for my Bluetooth Mesh application should be set as.
Instead of writing a question...
Hello,
I'm working with ANT+ hrm profile and the relative Nordic's library, but I find out that there are missing pages. Infact I have only pages from 0 to 4. How can I add...
Hi,
I have taken the BLE Central Example code (ble_app_uart_c)in one nRF51822 hardware and in the other nRF51822 hardware, I have taken the BLE Peripheral Example(ble_app_uart...
Hello dear Nordic Semiconductor!!! I took your wonderful Thingy:52 everything was great until I wanted to build a project based on your Thingy: 52-SDK. I have nrf52840 pdk...
hi, i am having a doubt. now my nrf 52840 is acting as a peripheral. it is advertising some packets and my mobile is acting as a central and receiving the advertising packets...
Hi there,
First: I’m a newby, just did some things with Arduino to control some LEDs etc but not much more before.
What’s my plan: I actually ‘ld lik to control some...
I am new to BLE development and have started by installing SEGGER Embedded Studio
Release 3.30 and have a J-LINK edu usb device and a Core51822 board from Wavetek.
I understand...
I am using various sensors to build a wireless sensor network. There are libraries for sensors that are provided by developers such as from adafruit or sparkfun. I have been...
What is the easiest way to use Arduino libraries into nrf52 projects in Keil on C?
Arduino has a lot minus : bad ide, not support debug mode, not optimize code size. But...
I work with nRF52832, based on SDK 14.0.0, and I have done DFU operation successfully with nRF connect on iOS, but when I used Android phone, nRF connect couldn't start DFU...
