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...
Hi!
I'm developing Thread mesh using nrf52840 with COAP communication. I would like to set a longer timeout and more retransmission tries in COAP. I saw this parameters in...
I am trying to use one of the example from NRF5 IoT SDK with RPi3 (kernel 4.9.41-v7+) but keep getting "permission denied" when execute command below:
echo "connect 00...
Hello
I have setup my Eclipse(neon3) on Linux following the instructions in devzone.nordicsemi.com/.../7
I cant compile and flash the image. But cant breakpoint.
I...
I've read that the number of tx buffers on the S110 is fixed at 6, however I've also read that this may be configurable on future versions of the softdevice ( devzone.nordicsemi...
Hi,
I'm currently in the process of integrating unit testing into our firmware development process. I'm trying to execute on-target tests with the Unity test framework...
Hi Nordic Semiconductor, I am Yoganathan Sivakumar studying Master in System on chip in LUND University. I wanted to ask some technical question in industry oriented. I wanted...
Hi,
Recently I receive the "nRF52840-Preview-DK" and I download the "nRF5 SDK v14.0.0".
I try some example with Keil and all of them works well when I use the MCU interface...
I have a strange bug, that I do not have any good answer for.
In the software, I use either SPI1 or SPIS depending on current configuration, I have seen some rare cases...
I know it's not very common to use a secondary service, but I want to use it in one specific scenario. When referring to the documentation for the API sd_ble_gatts_include_add...
Hi,
I'm trying to use the LPCOMP of the nrf52 telit board.Configured lpcomp with the following settings :
Input : AIN2
Ref : AIN1 ( external ref. of 1.6V)
Detection...
Hello I am using PCA10040, nRF52832, and GCC toolchain
I have a project that was working good using sdk v12.3 but now I want to migrate to the latest and I am getting one...
Hi
After the device has been in idling, the sleep_mode_enter function is called which then calls
sd_power_system_off().
The device then goes into sleep mode until a...
Hi! I need your help!
I need to create some mesh network consists of simple devices (A) which could collect mac addresses of all visible Bluetooth devices (C) and send it...
Hi, I try to mount some I2C devices at Arduino Primo but I can not get any results. I tried an I2C LCD that did not return any error but did not display any text. When I scan...
