We love the radio range of the Nordic bluetooth chips. I am looking to see if anyone is developing a long-range bluetooth pendant or wearable? if so, I interested in perhaps...
I'm trying to read 8 adc channels using SPI, but then if I dont put some nrf_delay_ms the MISO return nothing and the CS is being driven low by default, high or a period of...
Does rbc_mesh_value_enable() API is designed for ? and how should I use it? and what does its parameter handle mean? Is it has the same meanning as the parameter handle of...
I use two nRF51822 boards running the ble_mesh_gateway sample project. I have modify the project slightly so to work on my board(juts modify the GPIO configuration , LED and...
Hi,
I use nrf51822 HID keyboard.
How to add a game-pad report as a second report in the ble_hid_keyboard ?
How to init the function hids_init() in SDK.
Thanks
Gamepad...
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Hello,
I am writing an iOS code using Swift3 to connect an iOS10 device to nRF52 pca10040 and blink an LED. The nRFConnect on iOS can easily connect using the device name...
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...
