How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
I am trying to debug my nRF Secure Bootloader that was modified to DFU another microcontroller attached to the nRF over SPI. The bootloader works well and I can DFU the other...
Hello,
Can any body help me out in programming nRF52480 dongle directly through Keil uVision. Is there any way to program directly to usb dongle in nRF52840 dongle through...
Hi,
We are evaluating LairdTech BL654 module for our BLE application. We are able to use NRF 15.2 SDK to setup BLE based connection and data transfer.
We are sending around...
Hello I'm using the official example and BLED112 dongle with the demo from C:/Bluegiga/ble-1.60-140/src/thermometer-demo (main.c in attachment). The problem is that device...
I'm using SDKv15.2.0
I think there is a problem in nrf_dfu_app_is_valid() in components/libraries/bootloader/dfu/nrf_dfu_utils.c
If the CRC check fails, the return value...
Hi,
What is the timing of the indication retry mechanism (SDK14.2, nRF52832) ?
App use sd_ble_gatts_hvx() to schedule message for sending
At the next connection interval...
Hi, Great Nordic Support teams:
I'm wondering if the only limitation of the choice of L3 on nrf52832 layout is just the tolerance under 10%?
Cause it seems to be the...
Hi,
I've recently enabled the watchdog in our project which included buttonless DFU. Project is based on FreeRTOS, SDK14.0, S132 v5.0.0 on custom board nRF52.
Since the...
Hi All,
I'm running a windows box with Android studio with the GitHub Thingy Repo https://github.com/NordicSemiconductor/Android-Nordic-Thingy project downloaded. The project...
Hi Nordic,
I am using SDK 12.3.0, S130 2.0.1 and PCA10028 nrf51 DK.
I would like to ask about SPIS and SPIS event "NRF_DRV_SPIS_XFER_DONE".
1. What would trigger event...
HI,
In need to generate a sweeping tone to drive a piezzo element, i determined the tone should be sweeping back and forth between 2.5KHz and 4.5KHZ at an approximative...
My ultimate issue is trying to get a bootloader working on custom hardware with an nRF52832. The bootloader is mostly the base UART DFU bootloader from the Nordic SDK, with...
Hi,
I'm able to run the DFU mesh from the quick guide and now I want to integrate the DFU into my application.
My application is based on the light switch example, so...
Please help me fix my computer to allow nrfStudio to program pca10056.
I just received 2 pca10056 1.0.0 2018.35.
I am on 2 computers A and B: both with windows 10 64bit...
