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...
Hi,
Is anybody tried to implement GPFS on NRF52? https://developers.google.com/nearby/fast-pair/spec In general, everything looks clear, but want to save time on development...
Hi,
After adding ANCS client service to my firmware, firmware crashed.
Investing I could see it was failing to allocate memory
File: task.c
Line no: 2012
else...
HI ALL
I am using SDK15.3.0 to familiarize myself with GPIOTE functions,But I have encountered some problems.
First ,I registered 4 GPIOTE pins on the DK board,and I need...
Hello!
As the title suggests, I want to know how to use DMA with fatfs. It is defined like this, but now is fatfs using DMA?
It takes 18ms to write 512 bytes with f_write...
Hello,
I will use the I2S driver instead the direct acess to the registers.
I have implemented the registers version like this and it works / sounds normaly.
now I...
I am not able to create my new User account in nRF Cloud and I can not test my Thingy 91. I tried Google Chrome and IE but both Browsers did not work. I tried my iPhone Safari...
I did a chip-erase on the NRF51 DK. However, when I tried to reconnect and program the DK I get the error: Failed to connect to target, no Idcode detected
I tried doing...
Hello,
At the following line
I get the error:
hal.c(35): error: #20: identifier "NRF_DRV_TWI_INSTANCE_0" is undefined
When looking further it seems likein the...
I have custom board with nrf 52832. I am using SDK 15.2.0 and softdevice s132 V6.1.0 to transmit advertising packets periodically. I have written simple application that reads...
Hi Everyone,
I’ve implemented a ST7735S on the NRF52832 using the GFX example. My problem is that I can’t seem to update the screen in such a way that the screen doesn’t...
Hello,
I am trying to make LSM6DSR (STEVAL-MKI194V1) work with nRF52840 using TWI Communication.
Problem:
Firstly, I modified the TWI sensor example to use the accelerometer...
Hi guys, I've got a nRF 52840-DK, I want to verify the new features like 2M/long range/advertising extension.
1. Is there any exmaple to test these featues, or any guideline...
Hello,
On the nRF52840, is it possible to switch from TXIDLE to RXIDLE or from RXIDLE to TXIDLE without going first back to DISABLED ?
We are using the radio in 1 Mbps...
To the kind attention of Nordic support team,
we are very much interested in interacting with your nRF52840 devices preprogrammed with the wireless bootloader and waiting...
