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...
Theranica current solution already has a printed MIFA antenna and an impedance matching circuit that they have tested and is working very well.
they would like to keep using...
Hello,
One of the devices I have could not connect to AWS cloud. While checking if the credentials exist, I got the following error :
NRF_KEY_MGMT_CRED_TYPE_CA_CHAIN err...
Hi.
I'm trying to use nrf52832 twis as twi slave.
nrf52 DK(pca10040) is TWI slave (data receiver) arduino uno is TWI master (data transfer)
My code. (examples/peripheral...
Hello,
When I include in my code (Arduino IDE) sd_power_dcdc_mode_set(NRF_POWER_DCDC_ENABLE) on E-Byte 52840 module (E73-2G4M08S1C) power consumption increases to 30mA instead...
Hello,
Can the new nrf21540 extend the range of a nrf52840 in long range mode?
Late 2018 I developed equipment using the nrf52840 in Long Range Mode.
In some use cases...
Hello,
I'm new to nRF devices. I wanted to learn some basics with my nRF51 dongle.
But to my surprise the only free supported IDE is Segger and there is no clear step...
Hi,
I'm trying to write a program that i can get a different feedback from my development kit using ble_uart_app example, the idea is using switch case so i send different...
Hello Nordic team,
I am using nRf52840 DK and sdk 15.0 with SES IDE. Our application scenario is collect sensor data periodically as required customer and send it to server...
Hello nordicsemi devzone community,
I'm trying to use the SPIS peripheral example in the latest SDK to transfer data from an FPGA to a NRF52DK board. At low frequencies...
Hi all,
I am using PCA10059(nRF52840 dongle) to learn Nordic BLE solution. I start from \examples\peripheral\blinky project and Segger development environment.
Now I want...
Dear Nordic Support,
I'm working on a custom board, containing the NRF52840. I am using SDK 15.3.0 and SoftDevice s140 to implement BLE.
Recently I've bought the Power...
Our organization is evaluating nRF5340 for future connected products. We are working with a proprietary OS and using the Zephyr RTOS on the Application core is not a viable...
Hi, I'm using nrf52832, sdk15.3. I have 4 pressure sensors connected to a multiplexer (MUX) chip. And the output of the MUX is connected to channel A0 of the nrf52832. I use...
Hello,
I need to send a file of about 70KB capacity through BLE. I send each packet as 16 bytes, I get an error 19 after about 10 submissions. I have read the answers, and...
Hello：
We have a project under development which is about real-time wireless voice transmission using the nrf24l01P，We will send 96-byte voice packets each time. We intend...
