I want to encrypt advertisements using aes-ccm peripheral present on the nrf51 board. I am not using softdevice, instead I am generating my own packets and transmitting them...
Currently, it using the I2S at nRF52832.
I want to play the wave file,But can not play well.
So, I ask you for a check because there is the following question.
[Question...
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...
I am testing Keil MDK5 and created my own simple nRF51422 project (not from the sample), hello world type of code. But the "download" button is disabled.
The J-Link is configured...
Hi,
Can anyone please tell me the exact way to enter into the bootloader mode by writing some characteristics with specific value.
I tried setting
NRF_POWER->GPREGRET...
The existing Master Control Panel cannot be used as an automatic test platform.
Basically I am looking to send commands via a tcp/ip which will invoke scan/connect/disconnect...
I'm trying to measure a scaled down battery voltage level on an ADC pin. Given my resistor values the voltage on the pin should be about 0.279 times VBATT, to fit within 1...
Hi Nordic guys,
How much is the current consumption of the LDO only (quiescent current), without DC / DC converter, in uA? How much is dropout voltage and PSRR (ripple...
I try to modify "ble_app_ibeacon" sample code. But when I add some adv_uuids for services to advdata.uuids_complete or I changed advdata.name_type from BLE_ADVDATA_NO_NAME...
Hi,
I need to write a validation document for nRF51822 . The first step need is the specification for its calibration. But I couldn't find it in your website. Can you send...
Hello,
My project name is Remote Operated Vehicle. Basically i am using a PS2 controller as the joystick to control the car. So, my aim is to build wireless interface between...
In this function in nrf_gpio.h, why is there a GPIO_PIN_CNF_INPUT_Connect value there?
Shouldn't that be GPIO_PIN_CNF_INPUT_Disconnect, or does it not really matter?
...
I need to pass a bit, to 500 recipients in a closed room.
My doubt is, 500 receptors works simultaneously without interference?
Ref. to buy:
www.ebay.com/.../251458486443...
I've seen various threads here with sample code attached that show how to set up a timer to measure a battery voltage periodically. They also seem to use an external crystal...
Dear Nordic Guy,I'm developing with nrf51822.
my costom code based on the hrs profile.and I modify the advertising timeout value to 30sec
and finally, I see the a few uA...
Hi,
I bought the nrf51822 chip itself, and created my own board. Now, can I still download the nRF51 SDK as per nAN-29?
I am stucked with the download page asking for...