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 am trying to communicate between peripheral device (nordic nRF52840) with another device (let us say ubuntu device) with ubunutu as OS and Bluez bluetooth stack. I have...
I am trying to implement UART service which should act as both central and peripheral at a time.
So, I started implementing ble_uart peripheral service into the central...
Hi,
I'm testing the nrfutil tool for DFU in windows but it seems that when running nrfutil keys --gen-key private_key.txt I get " no such option: --gen-key" , using nrfutil...
Hello,
I have been developing firmware on a custom nRF51 board.
Upon testing firmware that involved BLE advertising,scanning, UART communication over BLE and FDS, i observed...
hi i have made gate opener for my farm, i am using MPU9250 and nrf52 to measure how much degree its open i am putting my MPU in cycle mode to wake up and take data, but it...
Hello
I would like to point out that I have no knowledge of electronics.
I am in the advanced stages of building a project on the basis of Adafruit feather nRF52832, The...
I am trying to test the fatfs example (SDK14) using the 10056 DK.
I do nothing modification and it results in...
<info> app: FATFS example started. <info> app: Initializing...
I realize I am like the hundredth person to have this problem but all the solutions I have found don't seem to work.
I am trying to add a simple header file to the nordic...
I am new to Nordic, I am able to compile and run examples on nRF52-DK.
I know there are examples are done for us but how I can develop my own project which use multiple...
I just replaced SDK 14.0 with the shiny new SDK 14.1 in my project. My project uses components from the SDK, but I don't use the exact same structure. Once again, it won't...
My Environment
Nrf52840
SDK : nrf51_15.0.0
soft device : s140
Target : Scanner (central)
I am trying to set GAP parameter for listening single channel that is...
i use sdk14.2 52832 i use uart
UART0_CONFIG_USE_EASY_DMA =1 consumption ~2.1mA
UART0_CONFIG_USE_EASY_DMA =0 consumption ~650uA
Is this a normal phenomenon, is it true...
Hi,
I have a Development and Evaluation board by Waveshare and i have a nRF51822 board. I have downloaded the nRFgo studio and i have used a USB to UART board and connected...
