Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
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...
Hi!I'm having some problems in adding a new library to my project (sdk 11.0.0,s130), I want to add ble_nus.h. I follow this instructions " devzone.nordicsemi.com/.../" but...
I want to implement static passkey based bonding, using the nrf51822 on both sides[Central is not a Mobile phone].My sw for peripheral side is working with a mobile device...
Hi,
I have this following picture on keil when i am doing the first TUTORIAL (in tutorial party), the example works but i don't understand why keil display this (red cross...
Hi
For a university project I'm looking to create a small Bluetooth based sensor network. For this I was hoping to get your recommended products to work with. I suspect...
Can anybody please tell that what are the specs for BLE l2cap layer? In BLE 4.2 core specification it describes l2cap for BR/EDR/LE but i am not able to understand that which...
Hello Nordic Community,
I need to know how to import my PCB design from Eagle to CST Studio to simulate it and I need to know if the simulation step will be useful to enhance...
Hi all, i am experimenting on the example "ble_app_beacon" on my smart beacon kit, but i have two questions about it (though they are pretty general):
When a connection...
Hi Experts，
I use TIMER_1 and PPI to driver a 'H' style bridge for our motor. Unexpected system reset will happen if I trigger the 'H' bridge PWM with ble connected. It...
Hi,
I run the code of the radio_test example in a VisualGDB project. When I start it with a debugger connected, VisualGDB informs me that a ARM semihosting system call...
Hi, is their any brief explanation for nrf5-sdk-for-eddystone project firmware newly released by nordic. I go through the project but it is very hard to understand can any...
We have an use case that we may need to support up to ,say 500 sensor nodes and it may be added or removed dynamically. And we should collect all sensor data within 3 seconds...
Hi all:
Based the descriptions in data sheet, the GPIO9 and 10 are set to NFC antenna pins by default.
And I cannot control these 2 pin correctly by configuring the pins...
I want to use NRF51822 to advertise is door close/open. No need bidirectional data sending.
Only one way from NRF sensor to mobile phone app.
Actually I have only two different...
