Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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...
Hi Nordic,
I am having a problem with linking against either of the gazell gcc libs (gzll_gcc.a or gzll_sd_resources_gcc.a).
I'm using Yotta (MBED) and have taken the...
Hello,
we have an android/iOS app on a phone that is connected to my button (nRF51) and to a Bluetooth headset. The app is a kind of walkie talkie that transmit mono audio...
Hi, I'm working on a project where I'm trying to make an nRF51822 play a basic sound (such as a beep). Is there a recommended DAC that should be used with this particular...
hi, i am using nrf51822 version 2, SDK 6.1.0, softdevice version 7.3.0.
because the nrf 51822 is version 2, i have no choice but to use SDK 6.1.0 not 11.0.0(latest version...
hi,
i am using ble_uart example for send 3 byte (midi format) of data over uart.
i am receiving data which is appended with past data and sends as a chunk of data around...
Hello, i'm making small android application for my own test purposes. I want to understand full structure of advertisement packet which i receive with my phone. I can't find...
Hi.
I'm using nRF51822 with softdevice 8.
I started working with the uart example. and it works fine.
However, I can't get the BLE to reconnect automatically once the device...
Hello, i'm working with nrf8001 right now. I know that nrf8001 can work like Peripheral(slave) device. This is working ok. Im wondering if it is possible for nrf8001 to work...
Hello I'm trying to utilise the multiceiver mode with nRF24L01 and Arduino, the idea is that an nRF will be able to send a message and six other receivers will be able to...
When I use nRF UART of android phone A and B to scan the bluetooth device, the scan result is below:
first picture is the result of phone A, second is phone B:
first one...
Hi,
I want to use nrf51 development board as a bluetooth alarm clock using internal RTC . How can I generate timestamps to determine current date and time. Can the timer...
hi.
i want to parse the data before sending to BLE UART.
i am fetching data from RX/TX pin. and now i want to do some modification in data before sending it.
this block...
Hi, I want to send a constant carrier during production testing of a product.
First I call sd_softdevice_disable(); then I do the following:
//Restart radio
NRF_PPI...
Hello,
in our application I can see, that sometimes the nRF51822 completely resets, during a BLE transmission.
I am using S120 as peripheral. The peripheral is connected...
