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 an external temperature on my nRF51 DK. I would like to read the value of the temperature on my mobile device(Android).
I am able to read the temperature on the...
I would like to use the single shot timer and when the timeout handler is called, I would like to set up the same timer again with different interval this time. Do I have...
There seems to be a discrepancy between the 8.0.0 softdevice release notes and the product compatibility matrix. I would like to know if it is possible to use 8.0.0 softdevice...
Hi,
In my project, I need to periodically perform some jobs on the nRF51822 Beacon kit (sdk 7.1). For that, I think I need to use timers. However, I'm not sure how to do...
Hey everyone.,
I was trying to use nrf51822 as spi slave and just a heads up to know that i use Nrf51822 as master. I see that when chip select CS gets low SPI needs to acquire...
I've added a custom service and a few characteristics on the nRF51822. How can I access the current value stored in one of those characteristic outside of a BLE event occurring...
Hi,
I'm unable to run any application on nrf51 DK (Keil used). When I start debug (no matter what application I load), program always cycles between 2 instructions:
0x000006CC...
Hi,
My application uses the softdevice 110.
Everytime, there is an event on my sensor. The sensor sends the event to my pin, which generates a gpiote interrupt . But, the...
Hi,
I'm trying to determine why a HCI DFU upload fails.
There is a log of the communication below showing the serial request/responses on the Windows side.
Is anyone...
Hi: I use dfu_single_bank_hci to update application. HCI_SLIP_UART_MODE = APP_UART_FLOW_CONTROL_DISABLED, HCI_SLIP_UART_BAUDRATE = 38400.
I use command " E:\hci_dfu_send_hex...
Hello,
In my quest of working with pstorage_raw.c I found an annoying situation when I tried to clear small portions (as I thought by using raw I would have full control...
Hello!
I have based myself on the ble_app_uart example, taken out the UART bit, and all that remains is the bluetooth functionality.
I have also implemented SPI communication...
hi guys, :)
I used SDK 6.1.0., Softdevice version is S110_nRF51822_7.0.0.
I compiled the template project. (in the "C:\Keil_v5\ARM\Device\Nordic\nrf51822\Board\nrf6310...
