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...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
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...
It clearly states in the nRF51822 Beacon Firmware Documentation that you need to use the Master Control Panel in order to connect upload new firmware.
Now that said, there...
Hello,
I'm using Win 8.1 BT LE stack to communicate with the NORDIC. I am using soft device s110. I use notifications to send data to windows which assembles a message...
Hi,
I'm writing a little piece of software using direct access to the radio registers in NRF51822. Is NRF51822 capable of calculating BLE checksum in hardware? As far as...
PROBLEM: the event handlers are never called after app_timer_start called
I have a design without the LFCLK XTAL. I initialize the stack with:
static void ble_stack_init...
HI ALL
i have successfully creat my own service referring to the example ble_app_lbs and reference nAN-36.
but when i tried to creat my own characteristic in my service...
