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 add the peer manager to my project, following the guidelines at infocenter.nordicsemi.com/index.jsp
I've copied the peer_manager_init() function exactly...
The pm_evt_handler routine handles the event PM_EVT_CONN_SEC_FAILED and lists the following text as comments:
case PM_EVT_CONN_SEC_FAILED:
{
/* Often, when securing...
Hi Community,
I have nrf51822 module and use it's ADC. I had 2 AAAA batterys to supply power. But found 3V regulator consumption over 100ua. It's too much with sleep mode...
Hi,
We are trying to learn how to use the python bindings with the nrf51 dongle on an application for a windows PC.
We got as far as installing the pc_ble_driver_py, but...
Hi,
I am trying to run the light switch example of the nRF5-SDK-for-Mesh-v1.0.1 on total 2 boards(1-client (own nrf52832 board) and 1-servers (dev kit nrf52832 with pca10040...
Using Windows 10 I get an error when I try to export the graph from my PPK 1.1.0 to any Image File (PNG JPEG etc). SVG and CSV export works well.
Python shows this error...
Hello, Thank you for helping me to interface the PCF85176 (40 x 4 universal LCD driver for low multiplex rates) with Nordic nRF52 development kit board. I need to write the...
i have a few question, i bought this " www.skylabmodule.com/.../".
if the device has a sample code loaded?
where are the example codes for the device?
i want connect...
Hi everyone,
I recently acquired a nRF52832 Breakout Board from Sparkfun. I have been using it for a few weeks now and everything was fine. I was programming it using the...
I use DFU function to update APP. and when i execute the flash write operatin in APP,then afer the dfu operation,bootloader can not jump to the APP. it keeps in bootloadr...
I am using nrf52832, SDK14 and sd 132.5.0. I want to disable SAADC after measuring battery level then enable again when I want to measure it again like in this post . When...
Hi, I want to know how to properly indicate for the function
spi_send_recv(...)
that I'm sending or receiving data on SPI.
On other platforms with library function...
I'm using the SPI driver and experiencing a hang in the SPI driver because the SPI interrupt is not raised. The reason is in this code from the driver:
p_cb->bytes_transferred...
