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 folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hello,
I enabled debugging in keil v5 for the nrf 52 and I am debugging through UART for the ble_app_proximity and viewing the messages in putty. The messages i received...
hello everyone,
I was trying to turn off nrf51822 on some condition. So i thought i will use systemoff mode register to do that.i am attaching code snippet of what i am doing...
I am trying to build the ble_app_hrs using gcc. It seems to build okay. I can program it to the device. When I press button 0 or any of the buttons the leds does nt light...
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...
