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...
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...
On PCB layouts I often see that the HF xtal is oriented at 45 degrees relative to the orientation of the 51x chip (that is to say the edges of the the xtal and 51x chips are...
Hello Nordic expert,
Regarding the antenna load impedance, I can find the data in nRF24L01+ datasheet and it is 15ohm +j88ohm.
But I can not find the antenna load impedance...
hi,
now ,i have save the power,so need to close the spi interface at some time.
but when i call follow function (hal_spi_disable).
it see not close the spi interface, ...
Hello,
During programming bootloader provided with sdk
I get some messages in Command window in Keil.
Load "C:\Keil\ARM\Device\Nordic\nrf51822\Board\nrf6310\device_firmware_updates...
Since I'm writing code for my own board, I decided to create my own board.h file to hold the board-specific definitions.
However, I can't do this without hacking the SDK...
Hi,
We have two services, apple ANCS and Alert Notification on iOS. We try to connect it with 51822. There is an exception case the the alert notification function not...
Hi,
Sorry, it looks like a ios question. We found that when connected ~10 or more 51822 devices, the iOS BLE will malfunction. We can no longer connect new device to the...
Hello,
I'm using the nRF8001, and I'm trying to max out the bandwidth between itself and an iPhone. The iPhone's connection interval is 30ms (minimum). I'm sending 20 bytes...
As title, does nRF24LU1+ have updated version(16 bit or 32 bit MCU )?
We need to process audio signal in conjunction with nRF51822(device side), but the current nRF24LU1...
I got a question to upgrade firmware in keil and after that I can´t program the device and in nRFStudio I tryed recovery but it does not work. In "keil/Config flash tool"...
Hi, I am working my way through the Nan 36 document and everything seems to be working fine. Have a question regarding Button Pullup.
Little confused on this piece of code...
hi nordic team,
i am creating a custom profile with one characteristic, where it will read data from sensor and send it to the usb dongle for every 200ms.
i created...
