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...
I've configured the SPI with DMA module as in the code below.
I've loaded the tx buffer with sample data and start the transaction; however, I'm not reading anything either...
Hello,
I have been working on porting the BLE UART PHY S erialization to the STM32L476 (with a Nordic NRF52832 Dev Board and STM32L476 Nucleo-64). I have read the porting...
Dear Nordic,
Running BLE mesh sensor network with multiple servers and a single client linked to a gateway.
SDK: 16.0.0_98a08e2
SDK Mesh: v4.0.0
nRF52840
The client...
I'm attempting to using pa_lna_setup(), specifically the softdevice function sd_ble_opt_set to enable/disable the radio and an external amplifier. My application is a custom...
Hi All,
Im trying to flash the pre boot-loader from here github.com/.../releases
to my nordic usb dongle.
hex-> mdk_nrf52840_dongle_bootloader-0.3.2_s140_6.1.1.hex Im...
Hi Team,
We are using the uECC library for ECC Functionalities, while connecting the debugger we are getting the pop up message like "not finding the source file".But while...
Hello guys,
I have nRF9160DK board here with me and the nRF Connect SDK v1.3.0 environment installed. I want to connect to AWS IoT Thing through the MQTT connection.
I...
When I was testing USB on SDK16.0 with nrf52840, the gateway acted as the host, the following scenario 1 worked abnormally, and scenario 2 worked normally.
Scenario 1: When...
I am using NRF5 on an NRF52840 board, building under GCC. My application needs FreeRTOS and I also need to be able to use stdlib functions such as printf() from any RTOS task...
Hi
I am reading the Irms and Vrms data from the register 0x20 so i am using nrf_drv_twi_rx(&m_twi, ACS71020_ADDRESS, m_sample, sizeof(m_sample)); where we specify only device...
Dear DevZone,
I developed an application based on ESB wireless communication protocol for the nRF52840, and I would like to perform an OTA DFU with it.
I read in this...
This has been noted a couple of times but your treatment of bit fields is just wrong in the bootloader. It not only disagrees with the documentation but it's so flawed that...
Description:
nrfutil and especially the pc-ble-driver-py seem to not work with virtual pyenv environments.
I am expecting it has something to do with the lib files _nrf_ble_driver_sd_api_vX...
<environment> - Windows10 - modem fw v1.2.0 - nrf v1.3.0
I try to receive "OK" message after sending an AT command "AT+CFUN=1" using at_cmd.c functions but can't receive...
Hi Team,
I just want to understand how to interpret the SMS received.
I am actually getting a combination of numbers and character for the SMS,here is my log
AT+CNMI...
