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
I'm working with ringbuffers ( docs.zephyrproject.org/.../ring_buffers.html ). I'm using the data item mode. Periodically I put data into the buffer (if I'm correct,...
Hi there,
We are trying to integrate an nRF21540EK shield onto our nRF5340DK. Following the instructions on the following link ( https://developer.nordicsemi.com/nRF_Connect_SDK...
Hello
My production ble performance is lower then nrf52DK.
How can I impove ble performance?
And I think there are two ways.
1. redesign PCB antenna (currently...
So, I'm trying to debug some code I've been working on, so set CONFIG_LOG=y in my prof.config file.
Now, when I try and builld, I get this error:
Error: Image size (0x36c54...
Hello everyone,
I am using the nrf52840 on the CDEBYTE E73-2G4M08S1C nRF52840 BLE 5.0 Wireless Transceiver. robiz.net/e73-2g4m08s1c
There are two device. One of them central...
nRF52840, SDK version 17.0.2_d674dde, SD140.
Our code uses the PPI extensively to manipulate some GPIOs and start SPIM transfers from peripherals using EasyDMA to store...
Hello all! I am trying to interface MPU6050 with nrf52832 dk using the following code. On the LOGGER, I see that the MPU isn't detected, despite I replaced the MPU. The if...
I wrote a reply to a 5-year old question which appeared to be related to my needs but the answer was not what I was looking for.
The case is very straight forward:
The...
Good morning Sir/Mam
i want to read data on serial using nrf9160 by segger. i have pic a sample from devzone "Uart". i have successfully build it and Run on board , but...
Hi,
I am having problem with UART on both NRF52 Devkit nad NRF52480 dongle. If I start from the example:
nRF5_SDK_15.3.0_59ac345\examples\ble_peripheral\ble_app_uart...
Hi,
at Bluetooth core specification v. 4.2, vol. 3, part G, chapter 4.9.3.
An Error Response shall be sent by the server in response to the Write
Request if insufficient...
I use the nrf examples direction_finding_connectionless_rx,firstly i have no attena array,the other as describled i do by steps.
I use two nrf5340 boards.with building,i...
Hi,
I am working on nRF5 Thread 4.1.0 and I am trying to do implement Thread secure DFU.
I am following infocenter.nordicsemi.com/index.jsp
i have run the command...
We are working on a project in which we have integrated multiple modules and examples like GPS, IMU Sensor, SD card, Bluetooth, etc. Now I have to manually shut down all the...
