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...
Hello, I have designed my own board based on NRF52840-CKAA-R, which uses USB power supply. The working voltage of NRF52840 is 3.3V, and my test voltage is normal But NRF52840...
Hi,
I've ready many threads and docs on NRF52 SoC Revisions and Softdevice support but I am still confused. So apologies if I ask something which is already asked.
From...
Hi,
I want to implement low-power mode in my nRF5340 application. From what I understand, Zephyr's idle task automatically handles entering sleep modes, and the device wakes...
Hi,
I am evaluating warm and cold reboots, I am seeing no difference between them. I tried tracing sys_reboot definition, ended up with
For arm core with no handling...
As described in the docs.nordicsemi.com/.../powersave.html: “The application must choose the right duration based on the traffic pattern. Applications must also take appropriate...
Hi, I am using nrf9160 DK development board, i want to use gpio pins in this kit for a SPI interface from nrf52840, which pin i can use for this purpose. in datasheet it very...
Hello Nordic Team,
I am working on integrating the nRF21540 RF Front-End Module (FEM) with the nRF52840-QFAA in the 48-QFN package. Could you please provide the following...
Hi, I have reviewed the light_bulb app code in NCS2.8.0(include src code/CMakeLists.txt/prj.conf and so on)。 But I can't find where the path of matter is included, could you...
Hi all,
I wanted to enable read/write protection for MCUBOOT partition in my firmware from the application and encountered a strange problem. The build (build system - default...
Hi there,
This almost certainly has a simple answer but I can't work it out. I'm using the sample WIFI Scan for the above boards and can successfully scan away. But I'd...
Hi there, I am new to working with UART. I have managed to load the Nordic UART Service Client(Central) and UART Serial Port Emulation(Peripheral) without any sensors attached...
So, I am working on nrf52840 with nrf connect sdk and I want to get date and time in my project, I found a library in nrf connect sdk ->libraries->other libraries->date-time...
NCS 2.7.0 Zephyr 3.6.99
I have &uart1 described with status = "okay"
With a sub node of gnssdev: gnss-nmea-generic also with status = "okay"
I have tried with both pointing...
Hi, In one of the previous ticket (link: ), there is a link about an example to create an application with USB CDC/ACM and MSC at the same time. The link is no longer valid...
