I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
Hi,
I check the state of an channel (sd_ant_channel_status_get()) and get 0x13. Which mean the channel is assigned. But sd_ant_channel_unassign() return with ...CHANNEL_IN_WRONG_STATE...
Your served radio transmitter/receiver example using PCA 10000 USB dongle with PCA 10001 evaluation kit. There is only one-byte send/receiving example.
So, I was to send...
Hi,
I programmed nrf51822 development board as central device, with the s120_nrf51822_1.0.0-3.alpha_softdevice and ble_app_hrs_c profile on top of it, i am using nrf51_sdk_v5_2_0_39364...
Hi,
I am trying to generate a constant 250ms pulse on a certain pin:
NRF_TIMER0->MODE = TIMER_MODE_MODE_Timer;
NRF_TIMER0->BITMODE = TIMER_BITMODE_BITMODE_16Bit;
...
I explain my hardware, An MCU + NRF51822, Communication is done via the UART TX RX between them, baud rate is 9600.
MCU through UART transmit data to NRF51822, then NRF51822...
My goal is to control a RC toy drone (4-ch 2.4GHz) from a PC. I've seen some hacks (for example dzlsevilgeniuslair.blogspot.com.br/.../more-toy-quadcopter-hacking.html) using...
Hi sir
In the Developed zone, I found how to read RSSI value as below. According to nRF51822 RM, RSSISAMPLE would be 0~ 127.
Actual RSSI is – (RSSISAMPLE) dBm. But, I found...
Hi
We are using the UART demo to communicate with the nrfUART app.There's a condition some
time when it connect,it will disconnect immediately,anybody know what's the issues...
I'd like to get familiar with implementing a blood pressure and heart rate monitoring Bluetooth device. Which development/evaluation kit is the best to get started with? ...
Hi,
I'm using the "ble_uart_project_template" I would like to put the "host" processor into a deep sleep mode to save power while the nRF8001 is still active.
Is there...
Hi,
Can anybody help me, thanks in advance.
What is wrong with NVIC_EnableIRQ(UART0_IRQn) - the execution halts when calling this macro ?
I'm working with Keil. ...
Hi Team,
Is it possible to implement the iOS application to track the iBeacon Component after closing the application(Background processing).
Please provide any example...
Hi,
I am working with Arduino/Ble Shield to implementing a keyboard device with some consumer control keys support,
My implementation will be based on hid_keyboard_template...
Hi Nordic folks,
I’m stumped by an an error in sd_softdevice_enable() that outputs this from my error handler:
[ERROR] app_error_handler (src\core_functions.c:183...