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 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...
Hello everyone,
I am trying to execute Nordic Bluetooth ESL tutorial with PAwR. Here, I am able to change the images and handling the state of an LED connected at the Tag...
Hi,
We are encountering an issue where the existing firmware does not run on the chip when powered by a coin cell, even though a 3.3V power supply is available from the...
When I compiled and flashed the Nordic Distance Toolbox example onto two nrf5430dk boards without changing any options, the following message appeared on one of the UART ports...
Hi,
I have the following scenario:
nrf5340
SDK 2.1.1
HFCLK: 32Mhz crystal
LFCLK: square wave of 32768 Hz from an external RTC, range [0 - 1.8] Volts
square wave...
Hi, I am using a custom nrf52832 device. In that device , button is connected with reset pin P0.21. due to reset functionality I am not able get interrupt from button.
how...
Hi,
I am using nrf52840 to develop a product. I use NCS sdk v2.5.0.
I developed a project based on the [Bluetooth: Central HIDS] example in the NCS SDK. This example enables...
Hi,
i am using SDK 2.1.1 with nrf5340.
I would like to add the linker option --wrap.
What are the possibilities to add this option in Visual Studio Code ?
Could it...
Hi,
I am using nrf connect SDK 2.9.0 with nrf52840DK and MCUboot with own RSA .pem file (from older versions, so no ECDSA possible). How can I increase verbosity when building...
Hello,
My BLE peripheral code works fine with Android devices, but it is failing with iOS devices. I am encountering an error message: "Ignoring data for unknown channel...
I'm working through the tutorial here. https://academy.nordicsemi.com/courses/nrf-connect-sdk-fundamentals/lessons/lesson-4-serial-communication-uart/topic/uart-driver/#uart_config...
I'm working with nRF52840, my function will read wav file from SD card and play it using Zephyr I2S driver. My source code about playing sound in below.
The strange is the...
Hi,
For a meter application with battery, I want MCU is sleeping but comparator still working to count a pulse input (freq <100khz)
Can Nordic IC can support this idea...
Good day. I'm working on a custom board that uses nRF5340 as the main MCU with a WIFI module, nRF7002. The nRF5340 and nRF7002 are wired based on the nRF7002DK. When I uploaded...
My project as above.
I'm developing my code in nrf52832,with nrf SDK v17.0.0.
I try to add some customized params by FDS so that I can get them after the next run.
The...
Hello,
I am having trouble reading an interrupt on an nRF5340. This is on a custom board using the ISP2053 SIP.
We are using the high speed SPI interface on pins P0.08...
