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...
Hi,
Is it possible to change the security option of characteristic read or write?
For example , we initial the characteristic as JUST_WORK? Then change it to SEC_OPEN...
I have adapted the " nrf52-mpu-easydma-using-timers-and-drivers " project from Github that I saw referenced in another post and have successfully modified it to work with...
Hi, We are using the heart rate example for developing our firmware, where we plan to send data out every 15 mins. But when we try to increase the advertisement interval beyond...
Hello Nordic Team,
Currently i'm trying to join my custom HID (a joystick) with the ble_app_hrs_rscs_relay example (SDK 16) for a personal project which consist in: a nrf52832...
Dear Nordic,
I am trying to create a simple interface between my PC with Windows and using PyUSB (since it is a simple wrapper, using libUSB as backend) and the nRF52840...
Hello,
We have an old working product which is developed in nRF5 SDK v11.0.0. We want to add nfc type 4 tag part in our product.
In SDK 11 there is only support for nfc...
I am looking to understand the state of a pin after calling nrfx_saadc_channel_uninit(channel);
Does it simply return to the last configuration state of the GPIO or something...
Hello, I am using a nRF51822 chip to communicate with a sensor. The sensor continuously outputs its reading via UART every couple of seconds. This is what I am currently doing...
Hi, I'm trying to migrate from the nRF9160 DK to our own board, and I'm having some trouble getting the west build system to play nicely. I've essentially started with the...
Hello everyone.
I have been working on a project that involves DSP and BLE on nRF52832.
The firmware needs to sample an accelerometer signal every 1ms with high accuracy...
Hello,
I am working on nRF9160dk. I have interfaced a GNSS sensor with nRF9160 using UART and receive the data continuously. When there is an interrupt, this data is send...
Hi All,
I have developed application which will detect key press and perform he respective task ,using the S132 (nrf52) with button-less dfu project (SDK15.3)which
includes...
Hi everyone
I have been facing some issue while allocating memory using nrf_malloc function on nrf52840.
I am giving a size parameter of 8 bytes inside the nrf_malloc...
Hi,
We are working on Nordic NFC antenna modification - it has to be lengthened by 15 mm to fit in our case.
1. Question - is the green marked part curved just to gain...
Dear community,
We are testing a nRf8001 Implementation, DTM transmitter Test with continuous unmodulated carrier.
In the PS 1.3 / 22.5 i saw that the dynamic data is...
