I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
I have a fully working project that uses the HomeKit SDK 1.0.0 from Nordic Semiconductor.
In order to be compliant with Apple specs I am trying to upgrade to version 2.0...
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...
