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...
Hello,
Our setup:
-nRF9160
- Zephyr OS
- Segger Embedded Studio for Arm (Nordic Edition)
- SDK v1.3
Questions
1) which are the differences between Zephyr functions...
I'm designing a product around the nRF52840 (PAN1780 module), and using the PWM to drive a piezo sounder (using 2 pins as Hbridge). When I start using BLE functions, I get...
Hey, Yesterday we decided to update SDK to 17.0.2. After this change our FreeRTOS stopped working. We started investigating where is the problem and we found that when vPortSetupTimerInterrupt...
Dear all,
I'm currently using nrf52840DK with SDK 17.00 and s140 softdevice. I'm trying to syncronize the dispatch of my data with connection interval (set to 7.5 ms). I...
Using: Windows 10, nRF Connect v3.5.0, SES v4.52, ncs v1.3.0, zephyr v2.3.0
I have a custom board based on the Thingy91 and the Asset Tracker application. There is also...
Hi,
In the new AzureIotHub library, subsys\net\lib\azure_iot_hub\src\azure_iot_hub.c
the logic for handling connection conditions in mqtt_evt_handler requires more error...
How is CRYPTOCELL_IRQHandler linked in a project using CC310? I have built ble_app_interactive and it links to the library routine. However I need to develop my own application...
The current state of my thingy 91 is it blinks blue and then red. nrf connect reports that it has not been provisionized or something similar.
The included sim card is registered...
This is the third time attempting to install nRF Connect SDK on my Linux box at home, and have failed at the same place every time. I followed all the instructions while using...
Dear Support Team,
We are migrating our designs to nRF52820. With previous IC we saw that Johanson has IPD for atenna filter + matching circuit (e.g.2450FM07A0029), but...
Now we have a new project,in order to long distance communication,we add a PA RFX2411N in our design,now how may I tuning the pi (or T) match network between nRF52 chip and...
Hi All, What is the best way to modify ble_app_multilink_central and ble_app_blinky example codes, so BLE tag can send to ble_app_multilink_central Its own address. The ble_multilink...
My application uses a NRF52 (SD132, SDK 15.0.0), very simple circuit and needs to be extremely low current consumption. I measured the current in conditions of BLE on and...
Hi, I'm having some issues with migrating from SDK12.1 to SDK16 while discovering services.
It seems to connect to Android without much issue, but on iOS the connection...
