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 programming a device with a NF52 that uses a hall effect switch o enter/exit sleep mode when BLE is in advertising mode. When connected, It will generate a separate BLE...
Hello,
i have a strange behaviour on a board with nRF52. The board is flashed with SD 4.0.2 and bootloader.
On Keil If i load the bootloader with JLink, it runs and...
I'm using nrfutil version 2.0.0 and have noticed a strange bug today when generating a new signed application image for bootloading.
If I have a version number of 0207...
hello , I am new to SPI protocol.I am using NRF52 DK &nRF5_SDK_13.0.0_04a0bfd( pca10040) using keil-5. I want spi master example code. Can any one suggested me where I find...
Hi there,
The S132 SoftDevice for the nRF52832 has grown in size from 0x1F000 for release 1.0.0-2.alpha, to 0x23000 for 5.0.0-3.alpha. It appears that the nRF52840 will...
I have a small PCB I'm prototyping/assembling, based on a nRF52832 with a few sensors. Looking for someone here to help me with writing basic firmware for testing the board...
Hi,
I am having trouble reading the contents of a record after the NFC tag in the microcontroller has been written by a smartphone.
I'm using the t4t emulator. When...
Hello,
A theoretical question at this point, but I read that there are some possibilities to set a Passkey or OoB, but I am more interested in skipping the entire Pairing...
Is there any way to fix it? I tried clearing all the memory using nRFGo and tried dumping example code but it failed by giving errors whose link for the screenshot has been...
Hi all,
I am trying to study the NFC type 4 write and how use the values received.
I cant find where can I see the data I am receiving when I write to a nRF52 tag using...
Hi,
I have problem with notification.
My action on central:
After I discover characteristics I call function for registration cccd and I registrate cccd of first characteristic...
Hello,
probably I found a little bug in SDK 13
When I'm trying make a DFU via nRFConnect with prepared pkg by nrfutil I got error.
And after debug session i found:...
We're having troubles with BLE connection between iOS 8-10 devices (iPad Pro, iPad Air 2, iPad Mini 3, iPhone 7, iPhone 6) and RedBear BLE Nano V1.5 32KB boards (with Nordic...
