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...
To test one functionality, I am sending 1Kbyte of data to smartphone using nRF51 Uart example code.
I have tried testing with different baudrates, 9600, 115200, 38400,...
Hello,
I have an existing microprocessor application that I want to test with the nrf51822. I am currently using a different BLE chip. I do not want the trouble of porting...
I'm having a strange problem. I'm running the nRF51-DK with a dual-bank bootloader, S110 soft device, and my app under gcc. I'm using Eclipse Luna as my develpoment/debug...
When i added timer in my bluetooth code my board will not advertise.using pca10028 and nrftool box uart app on iphone 5s.
here is my complete code. Using timer1
Final with...
I'm using the 0.9.2 SDK SPI slave example to connect to a SPI master (Atmel SAM4S). When I initiate a SPI transfer from the master side I can see that all the data arrives...
Hello,
I have been going through devzone questions to figure out how to enable the default debugging messages through Putty for the ble_app_proximity example project from...
Hi:
I make the gazell ready, and I need an extern PA(RFX2401) for a long distance commuicate. But there is some trouble when enalbe the PA.
My function:
Host:
pin_Set...
Hello,
I am using ble_app_multilink_central example as a foundation of my app involving central - peripherial connection (S120 - S110). My app works nicely but i have problem...
Hello, I am trying to establish a connection between the nRF52 board and the USB serial converter TTL-232R-3v3.
The setup is such that I connect the converter cable to...
Hi all,
we have a project based on nRF51422, SDK 6.1, Softdevice S310 2.0.1.
We use the bootloader for DFU services. Our problem is to send a service changed notification...
Dear all, I had debugged example Heart Rate Service from SDK 9.0.0 without problems but I think we have a exception, when I insert a breakpoint on line 923 instruction APP_ERROR_CHECK...
I am trying to use the scheduler, but I would like to know if it is possible to have events with different priorities... As an example:
Task A - Priority LOW
Task B -...
We designed our own board using nRF8001 and EMF32, I used the EMF32 development kit to test the code and it is working fine. When I down the same code to my own board, it...
Hi ,
I am planning to implement S120 UART to communicate with desktop as well as S110 UART BLE.
I browsed in the forum and found out we already have example in github...