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...
When using the nrf_drv for spi master there are no problems when compiling. If I switch the SPI configurations to operate as a spi slave the compiler spits out "non-trivial...
Hi All,
I have just started working on interfacing SD card with nrf52 using SDK 12.0. I have to write to SD card at a rate of 84 packets per second and each packet consists...
Hi
I am checking out NRF51822, NRF24LU and NRF24LE1.
Below are my design requirements:
Smaller the size, the better. 7x7mm is OK. prefer smaller.
Lower power...
Hi, Nordic
I have 3 nRF52 devicies, one as Gzll Host, two as Gzll Device.
they use Gzp to pair, when paired, two Gzll Device send payload via different pipe ( 2, 3)...
Hey everyone, I'm trying to use lmt70 with nrf51822. So, first of all, nrf51 has 10-bits ADC, the data sheet of lmt70 is recommended 12-bits of ADC.
I plugged the sensor...
I use nRF51822 (Multiprotocol Bluetooth low energy/2.4 GHz RF System on Chip).To transmit informations with smartphone.
I have to set up a self-certification application...
Dear Nordic.
Is NRF_POWER->GPREGRET register writing in NVMC?
FICR and UICR is saved in flash memory(NVMC) as written by [nRF51_RM_v3.0.pdf].
But, GPREGRET register...
Hi，
I have the following setup
Chip: nrf51822 chip
SoftDevice: S110
Firmware: dtm exmaple.
I use device test Bluetooth certification in korea(RF output from our...
Hi,
I'm new to development using nordic's products. Basically I'm a Hobbyist working on a project of mine, which needs a low cost wireless.
I was looking for a Rf Soc and...
Hi, has anyone used the nrfgo SDK (for the nRF24LE1) with either eclipse or SDCC? We use those platforms already, so it would be great if we could add your SDK to our toolchain...
Hello,
I have been using the nRF52832 DK with the GCC + Eclipse setup and running both example programs and my own. Everything was functioning properly and I was ready...
Hello all,
I try to initialize the uart module inside a c++ code as follow:
#include "uart.hpp"
void Uart::uart_init()
{
uint32_t err_code;
app_uart_comm_params_t...
I am not sure how exactly the NRF52 handles a call to start a new sequence. There are 3 different scenarios (trying to start a new sequence before, right after and way after...
Hi,
Here I have a code for HC-SR04 from electronut.in which has been written for softdevice 110,
right now I am using BDM-200-EVAL-M and SDK version of 11 which supports...
