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.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
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...
I'm building a project on top of cli examples:
<SDK>\examples\peripheral\cli
<SDK>\examples\ble_central_and_peripheral\experimental\ble_app_interactive
My goal is...
Hello
I need to setup the the PWM peripheral@ 8MHz with one selectet Channel in DMA mode. For development, I am using the NRF52840 Preview Dev Kit PCA10056 (Q1AAAA). I did...
I have one question, if Nordic can give some confirmation, that Nordic chips can be used together
with Murata XRCGB32M000F1H00R0.
Customer just asks for that I don’t...
Hi,
In my project NRF51422 need to communicate with two peripherals which are supporting only UART communication.
please help me if there is any possibility.
Thanks...
I'm use the app_button lib to deal with button event ,things go well, I assign the push ,release and long push event to button event .
But there came a situation,while the...
