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 there,
I'm trying to use nrfutil generate package with an extern key pair generated with openSSL.
I used opneSLL with prime256v1 curve, which correspond to secp256r1...
Hi,
I use nrf51822 with HF XTAL Frequency of 32 MHz
I am migrating from SDK9 S110 to SDK 12.2 S130 and have a problem that the code stop on nrf_delay_us.
#ifndef...
we wrote a small application to jump to a desired address of our application from bootloader , but UART does not seem to work(i cannot see any transmitted values on terminal...
Hi,
I would like to use the ble_app_hrs to send pressure values via the heart_rate_measurement_send function.
Unfortunately, they are too long: around 105000 Pa (equals...
Hi everyone!
I have an application based on experimental_ble_app_eddystone for nRF52 (SDK12.2), which uses FDS to save in flash memory. Now I want to add the secure_bootloader...
Hello on git hub you add pc-ble-driver
but there is only help how to install it. I did not find any example. And I did not find any documentation how to use it or what is...
Preface: I am developing a software working with different radio protocols (enhanced shockburst, bluetooth,...). Therefore I implemented uart commands for switching radio...
Recently i have purchased nrf51822 and nrf51dk but i dont know how to flash softdevice in nrf51822 using nrf51dk.
please expain me how can i flash or where can i know how...
Hello,
I have a problem running nRF51822DK with temp. sensors while running BLE. I tried DS18B20 but it doesn't work at all, then TMP36 with ADC reading and as it works ...
I have spent almost one day trying to make sense of that.
NRF52832 is SPI Slave, based on your examples/peripheral/SPIS/pca10040 sample
SDK v12.2.0
board DK PCA10040...
I am trying to implement IR reception using TSOP1738, more specifically Vishay's SM0038.
I have set the GPIO pin to call an interrupt whenever there is any change in the...
Hi all,
is there a tutorial about this topics? It's not clear to me how create a whitelist and i have a problem with events BLE_ADV_EVT_WHITELIST_REQUEST that not occurs...
its my first program at RTT .I have open the ble_app_uart project from examples of sdk .and fallow the tutorial devzone.nordicsemi.com/.../ .
program compiled and load successfully...
I use mac os x sierra on MacBook pro 2016. And I followed this link .
I took following things in order.
I moved gcc-arm-none-eabi-5_4-2016q3 to /usr/local/gcc...
