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'm having trouble with PDM on SDK15.2 with nRF52840.
The raw data buffers are only half full. The last half are zero's, therefore recorded voice has a robotic sound to...
Hi!
I am trying to use my own repo like described in the tutorial https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular/posts/nrf-connect...
I want make connection secure between mobile app and thingy52. What are the types for secure connection. Currently anyone can connect thingy without any permission.
I have setup zephyr development in an ubuntu 18.04 virtual machine. everything is working fine. but can't see the vcp. i disabled and enabled it in the jlink configurator...
Dear Nordic representative,
I would like to run qualification BLE tests on nrf52832 chip: - https://docs.zephyrproject.org/latest/guides/bluetooth/bluetooth-qual.html
...
Dear All,
In my application I need to switch on and off the modem using AT+CFUN=0 and AT+CFUN=4 respectivelly. My question is the following. Let's assume that the device...
SDK:V15
chip:52832
development kit:window+keil
In stm32,inder to use uart rx with DMA, we could easily use:uart Idle interrupt+dma.but how in 52832 while how many...
I’m looking at this example:
https://github.com/NordicPlayground/nrf5-calendar-example
which uses standard C function localtime(), but can not find neither in the example...
Hi devzone,
I learnt DFU through USB by performing the following steps:
1. build and run "secure bootloader usb" project with segger through J-link port J2.
2. flash...
I'm setting up a new project (solution?) for the nRF52-DK, using SEGGER, based on one of the examples in the SDK, and would like to put it under version control (Github, etc...
Hello , I m working on project to commande sim868 by serial (send AT Commands), so for the fisrt i would like to test the serial connection with an arduino to see what it...
We have developed our application on a custom prototype board with a nrf52832 (laird BL652) and it works great. We got in our production boards and all the IOs on the processor...
I have a problem while provisioning the dongles in a mesh network, which is faced by most of the people around. Right now I'm using the latest mesh sdk. Can you help me with...
I'm having trouble reading value from ADC. What I want is to read a sample and not set any timer, since I want to run it inside a timer itself and have the refreshed value...
I have designed a custom board using nRF52832. As per my understanding, we can configure any GPIO pin for UART communication. However, I am not able to configure the board...
