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 currently trying to build a quick frequency spectrum scanning tool on an nRF52840 dongle. I want to sample RSSI on a list of channels as quickly as possible in a...
hello,
we're working with the nRF52833 and are experiencing some issue with the I2C interface during communication involving clock stretching. We're wondering if the errata...
Hello guys,
I am dealing with a problem, i have two tasks with two different spi instances, alone they work fine, but when i want to run both tasks they crash!!
Hi!
I met some issue ).
I use nrf mesh app on my phone and change it for my goals. I would like to get messages from nodes to phone via mesh. I read some posts that it...
Hi,
While developing an app which will connection to an IOS device via BLE - I've noticed an event called BLE_GAP_EVT_PHY_UPDATE_REQUEST.
I understand that this event...
Hi,
I'm using NRF52840 in order to connect to a mobile device, with PIN code.
Connection to Android is ok. The issue is with IOS.
IOS can't send the PIN code to my...
Hello, We're trying to optimize the data transfer rate from our nRF52832 based peripheral device to the mobile phone. Tested with two different BLE >= 5 Android phones we...
Hello, I ve made a custom nrf52832, but ive face a lot of problemes : when logs is on the BLE is off(its not advertising) , I m not able to see it on my app. when my module...
Hello,
I am using MacBook and would like to import Keil Projects into Segger Embedded Studio by following this guide , but finally I got an error is that
I have found...
I have some questions about nRF9160.
1. What is improved comparing to revision1? Only power consumption?
2. Is GPS sensitivity improved? In revision1, it is poor.
3...
Hello!
I use light switch example in a 52DK with a 4.1.0 mesh SDK. I modified the original project and implemented the custom element model for sending arrays via mesh....
Hello.
I'm testing the integration of the BLE and TWI.
However, BLE advertising function when turn on, TWI data was not correct read.
Can you tell which one is...
Hi, I am saving data in flash memory but when I read after restarting the device it shows FF. How can I read from flash after restarting the device? and how can I check that...
Hi, i am very new to nrf family. when i use sprintf function with %d specifier, it works fine. but if i set it to %2.1f or anything with "f" included doesnt work and program...
In the ble_app_hrs_rscs_relay application, three ( NRF_SDH_BLE_TOTAL_LINK_COUNT=3) queued write modules are generated.
(one for a peripheral (server) role and two for two...
