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...
Hey All,
Just trying to get some advice/examples on how to incorporate notifications into a Custom Service on a nrf51 Dk board using gatts. I have found a couple of examples...
Hallo everyone. I'm working with the processor nRF51422 with S210 softdevice and I would like to ask you if it's possible to drive results of LPCOMP to a General-purpose I...
My goal to build a device that can connect to phone with nRF8001.
I am using nRf8001 Development kit. My prototype uses TI msp430 with the nRF270 board in the kit, and I...
Hello,
I am using a Windows 7 VM (VirtualBox). I can flash my NRF51 DK using nRF Go Studio just fine.
When I open the Master Control Panel (3.10.0.14), I can see the device...
Where can I find a description of the different nRF24 part numbers? Specifically, I am interested in learning which part numbers correspond to OTP variants. Thanks!
Hi guys, I have an application, where I need to change the role of the S120 softdevice on demand. So, the application boots into central role, reads a couple of BLE sensors...
I am using a photo detector to sense heart beat data. That sensor data is being sent to my nRF51 DK's ADC and then transmitted out via Bluetooth. I want to collect that data...
I'm using nrf51-ble-driver_win_0.4.1 to connect BLE devices on PC. When device has a 128bits UUID, you have to call sd_ble_uuid_vs_add( &uuid128, &p_type ) to register the...
[Dev Env]
nRF51 DK
IoT SDK 0.8
IoT SoftDevice
[Question]
i tested coap-server example. it works well.
i will test mqtt-subscriber example.
my question is...
Sometimes the service discovery procedure in Android will discover all services but not the characteristics included in them. So all services will be empty. If I then open...
The nRF51 SDK (version 9) documentation tells to activate SPI using the SPI_MASTER_0_ENABLE and SPI_MASTER_1_ENABLE macros. Where should these definitions be made? Other components...
Dear all, after solution of some compilation errors on github nrf51_ble_app_lbs_master for SDK 8.0.0, I tried flash application using nRFgo Studio, it says that application...
Hi,
I am using the sample ble glucose code provided in the SDK.
When i am trying to connect it over BLE interface through Master COntrol Panel or iPhone app it asks for...
I haven't updated my copies of the nRF tools, or mBed's nRF51 code for some time. I just did and now it seems my old method of flashing no longer works. I was doing something...
