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...
Hello Everyone ,
I am using nrf51DK i have compiled the basic blinky program it get downloaded properly and also i saw the output after that i compiled the ble_uart_example...
Hi,
I'm searching a way to create a function which would be a timer function (so, this function will have an int number as input parameter), and during this delay, I would...
On this question I read that S110 is blocking CPU a lot during advertising/connection ( devzone.nordicsemi.com/.../).
On this other question they say that you can change...
I am using two nrf51822 ek. one is programmed with multilink central and other is programmed with multilink peripheral. when i press the button on multilink peripheral, i...
I need to connect to a beacon with a scanner nRF51 using the advertising data of the beacon. Then i need to get the service and characteristics of the beacon.
Thanks
Hello everyone,
i am trying to compile the Ble-UART_example but everytime it shows this error 'GPIOTE_config_irq_priority is undefined ) and i dont know what went wrong...
I have tried to flash my application targeting nRF51822 on our board by using a Segger on nRF51 DK. However, Keil compiler always shows that it couldn't find any nRF51822...
Hi NORDIC
I have to complete a function that one can transmit and the other can receive . but I do not know how to set nrf51822 to be a receiver . please tell me or share...
Hi,
it seems that the default implementation of the ble_bas (battery service) provides the notification feature but not the "read" feature.
I client can enable notification...
I'm using the Github project github.com/.../nRF51-multi-role-conn-observer-advertiser in order to SCAN in a specific channel rather than all 3 channels. In this example, softdevice_handler...
Dear all,
Recently,i use nrf51422 trying to receive data from two ant sensor.
i assign two ant rx channels at the same time, i find i can't receive data if only one sensor...
We are planning to use a synchronous independent channel, that senses whether there are any slaves or not using acknowledged data type.
More than one slave could have paired...
HI,everyone!
I want to use pstorage to store some data, so I followed the steps given by devzone.nordicsemi.com/.../ , but it didn't work.
Then I checked ecah function...
Hi all,
I want to test power consumption of data packets reading from SPI to RAM using PPI.
But i'm not sure that can RAM act as a peripheral of PPI...
So, can i use...
