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 am working with softdevice v5.0.0, and trying to have central and peripheral do encryption.
The peripheral has a r/w characteristic, and another one with read...
Hi All
Currently i am working on IPV6 over BLE with contiki oS.
For that i am following link ...
https://devzone.nordicsemi.com/b/blog/posts/setting-up-ipv6-over-ble...
Has anyone built a power profiler for the 52840 yet that includes coded Phy s=8 and s=2, extended advertising and larger output powers to +8dBm.
I see that the power profiler...
hello there!
I am working on a project in which two devices(one is central and other is peripheral ) uses Nordic bluetooth controller for connection and data exchange. nrf51822...
I modified the BLE Low Enery app under nRF Connect (Windows), and fork a custom .js file to connect to a comm port. The custom file requires 2 packages, fs and serialport...
The sample program uses "nRF5_SDK_15.0.0_a53641a".
Hardware uses Taiyo Yuden's "EYSHSNZWZ"
In addition, we use a sample of [ble_app_uart] and [ble_app_multilink_central...
I have been running through the mesh network examples using nRF52840 chips, from light switch, dimming etc. I now want to know how i can send adverts between the nodes of...
I am looking for a freelance / contract developer to help us get nRF53840 working as a BLE controller under linux. ie: basic BT linux adapter. Integrated with BlueZ and similar...
Hi all,
I know there are some questions about this already but I could not find a solution.
I'm adapting this example for my internship. I'm currently testing throughput...
Hi,
So, we have got some requirements and would love to hear some suggestions or guidelines in choosing the a Nordic module and protocols that would get the stuff done....
The Bluetooth specification states:
If more than one Characteristic Presentation Format declarations exist, in a characteristic definition, then a Characteristic Aggregate...
Hello,
we want to add to our in-production solution the option do DFU OTA.
So we followed this step-by-step guide: https://devzone.nordicsemi.com/b/blog/posts/getting...
I'm curious about the CPU lockup reset. We have a long term test with 9 units running identical firmware on identical hardware; line powered, running continuously for 6 months...
Hello,
I have a problem with turning on notification on a characteristic so I can start receiving data.
I am using a nRf51 dongle as a client device, using softdevice...
Hi, I would like to establish services with following security permissions in a Bluetooth 5 peripheral: Currently I use the NRF52-DK and SDK 15.2 Service A: Security level...