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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
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...
I'm trying to adapt the secure_bootloader example for our custom board with a nRF52832 QFAB with 32kB RAM and 256kB Flash, following the information in this thread:
https...
