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...
Hi,
I'm working on a project where i need first to send string data from terminal pc to client board which is nRF52832 using UART and then send this data over mesh to other...
Hi every one !
I working at SDK15
I want to use MSD drag and drop hex file to upload 52840
I expected to use examples\dfu\secure_bootloader\pca10056_uart to change bootloader...
I use a bas service and a custom service for the sdk14.2 52832 master. PM_EVT_CONN_SEC_SUCCEEDED happens once after the first connection, but every connection on the second...
I am trying to port my code form SDK 12.1 to SDK14. I am using NRF52832 I have gone through the example code and trying to initialize a ble event in ble_stack_init() using...
Hello,
This behavior within the SDK has bitten me a couple times so I thought it would be a good thing to share. If you call app_sched_event_put(NULL, 0, &my_function),...
Hi,
As well know, the max packet length is 252 byte in nRF51822 proprietary protocol.
Would you please tell me how to send / receive 252 byte packet? Where can I found...
Once written, you can not write it for the second time. It will not cause an error, but is there any way? Write the source code below.
NRF_FSTORAGE_DEF (nrf_fstorage_t fstorage...
Hi guys,
I'm adding my own 'hello world' model to the example on element 0.
For this i've implemented a simple model;
Client sends 'Set Unreliable' with char[20] value...
Hi guys long time I hope things go well there
so.. as the title says, sd_ble_gattc_write is returning error 19 "randomly" I am trying to transmit data chunks from my central...
I'm developing HID device using HID generic class. Device is required to change polling rate at startup. In SDK 14.2 this was done through modifying bInterval in descriptor...
HI. I used a translator.
I am using the nRF52840 DK and SDK15.
I want to save power when there is no input from the switch.
I want to wake up when a switch input ...
