Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
I have an embedded Linux platform which uses an nRF9160 connected via UART. The nRF9160 has been loaded with the serial LTE modem firmware, version 1.3.1.
I've been experimenting...
Hi!
I'm developing the NRF9160 target from a raspberry Pi. The problem is that I need occasionally to perform modem firmware upgrade, and I can't figure out how to do it...
Hi. I am currently using an nRF52840 DK board and SDK 17.0.2.
I have add a custom characteristic in the heart rate service sample code.
The characteristic is shown on...
Hi Nordic,
I am using your official board nrf52840 to develop my application based on the ble_app_uart_peripheral example. BLE communication and the spi interfaced sensor...
Hi, I'm working with a nordic thingy:52 and SDK thingylib on Android.
The issue I'm facing is that the real sampling frequency, compared to the one indicated by the SDK...
Hello,
I try to use the ASSET_TRACKER application with NB-IoT/ Vodafone in Netherland. Vodafone uses UDP/IP datagrams protocol. is it possible to modify the asset-tracker...
So, we are using NRF52811 with external 32MHz xtal and also exeternal RTC crystal.
Every now and then we are unable to pass tests of the programmed firmware because the...
Dear Sir/Madam,
I have already developed an RF communication device with an NRF24L01+ device. And I want to migrate to nRF52833-QIAA-R. For that, I have the below questions...
I'm using RTC to wakeup every 500ms, I have Watchdog enabled but after a while (about half.. or an hour...) it will not wakeup anymore and watchdog will not reset.
I measured...
Hi, we programmed the nRF52840-DK with ble_app_hids_keyboard demo (s140) and tested with different BLE keys under a Linux PC. It worked. Tested the same configuration with...
Hi,
I have some code that normally uses nrf_crypto with the cc310 or cc310_bl backend. I was writing a unit test for this code which compiles and runs in Linux/WSL. Since...
Has anyone written a utility to dump the tables of contents (i.e. directory of files) and
an entire file with record keys:contents to a host operating system file to a file...
Hi,
I'm working on the bootloader part of a project. Using nrf Connect, the integrated MCUBoot bootloader, trying to figure out how all the parts fit together. Running into...
Hi,
As iOS developer, I'm facing a really strange issue : Using the nRF Connect app, I try to connect my BLE device, with success or not depending my iPhone/iPad configuration;...
Hi guys,
I am using the nRF52832 board on which I run the LPN example from BLE Mesh directory. I put there the code for measuring the temperature and now I want to save...
