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...
Hi all,
Please I want to make sure of something. In the s120 specification, it's written " Bluetooth low energy combined Central and Peripheral SoftDevice", and even in...
Hello,
I need to read the UID and later on also the RSSI value of devices (Handys) in range.
It should be reading the values automatically without the need of manual connecting...
The datasheets for the nRF24LU1P ansd nRF24LO1P have near identical example antenna driver designs which vary in the values for the inductors, etc
The LU1P datasheet is...
Hi,
I've combined twi_sw_master and DFU in my project based on nRF51822 Beacon v1.1.0. Now I can't connect to the beacon. The same project only with DFU or only with twi_sw_master...
Error is shown in the following figure.
I use nrf51822-DK(256k)
The exception of BLE_S110 works well.
Memory Is not enough when you add a BLE_S110
Is there any...
I am using S120 v2 with SDK 6.
Initialization of the softdevice and device manager return no errors.
However when I want to start a scan for devices, the function checks...
I am using PCA10031 dongle with SDK 7.2. I tried the blinky example in peripheral directory. Unfortunately it didn't work for me.
When I use the makefile from blank/armgcc...
Hi,
I am using Timer0..2 interrupts along with radio TX/RX. When the Timer2 interrupt coincides with RX/TX the Timer2 is halted for approx. 450 µs during TX. Is there a conflict...
hi...
i am working on nordic nrf51822 evaluation board.i coudn't get pin 31 interrupt.but in all other pin i can get interrupt. maximum of 3 gpiote pin events is using...
I'm following the example here for the PCA10028, only the example I copied from the Pack Installer is called ble_app_hrs_s110_dfu_experimental_pca10028 (nRF51 PCA10028) instead...
Hi, I am studying with nRF51822 (s110).
I found some source code from devzone.nordicsemi.com/.../
and I am trying to change the device name,
And I don't know why...
I am trying to integrate BLE into my wireless heart rate monitor project with an Arduino Uno.
Everything works and can successfully be exported over a different BT antenna...
nRF Master Control Panel on LG G2 with Android 4.4.2 can't connect to S130 v0.9 with example that goes with SoftDevice.
But it can connect to S110 example that goes with...
