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 everyone, We are doing a prototype with the nrf52840 module and I need to Certificate the board for RF emissions. I have some questions related this:
1- The BLE module...
Hi.. i am using nRF52832 ... 15.2 sdk Version. i'm trying to communicate between a central device and a peripheral.so if multiple peripherals are present and all of their...
1. I use buttonless DFU. As I understand it, at startup the bootloader checks CRC of the application, and if it is ok it jumps to it. So if I accidentally deploy an update...
I tried with the DK and my own USB-serial adapter and both fails at 1M with HWFC with this error:
nrfutil dfu serial -pkg bltest.zip --baud-rate 1000000 --flow-control 1...
Hi I would like to interface the nrf9160 with amw136 (silicon labs) module wifi.
The amw136 has the interfaces: serial (UART, remote terminal), SoftAP and WLAN client (concurrent...
i am working on nrf52832 DK, i am trying to upgrade my development kit firmware using mobile
and i successfully build "secure_bootloader_ble_s132_pca10040.hex " application...
I'm currently using this setup on a fitness device prototype that will send battery status, scores and relevant infos. RPi >>>RFM69 915MHz )))))) ((((( RFM69 >>> Adafruit...
Hi,
I am using the softblink library in SDK 13.1 to control a RGB status indicator LED. It works fine, until I want to change the PWM settings or the LED pin.
The change...
I'm developing an interface I2C to one sensor including SCL, SDA and open-drain return to know if
the sensor is ready to work. After Reset by "Build and Run" form Segger...
Hi,
I'm a new guy for the development in nRF52840 and try to build the application by using 802.15.4. I have two questions, as follows:
Firstly, when I follow the instruction...
Hi, environment is nRF5_SDK_16.0.0_98a08e2 windows SES target is nrf52840. I am using the nordic dev board. The final product is a wearable, which will connect to a smartphone...
Hi All,
I'm using NRF52832 for our product. I test bootloader functionalities with development kit. The software system is also tested separately by directly programming...
Is it possible to achieve 2Mbps real speed when sending 2Mbs of data in BLE.50?
It supports USB 2.0 H / W, but the actual speed is full speed. Is high speed possible with...
What is the need for a provisioner? Is it mandatory to have provisioner while client and server communication? In which condition provisioner needed in mesh network? Which...
Hello,
This is more a question than a issue. I am working on a sample to transmit data from MOSI of the SPI to UDP. It is possible to see received data through SPI on LTE...
