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...
How are the four RAM banks divided up in the nRF51822? Is it an even split of the 16K total RAM (i.e. 4K per block)?
Furthermore, can I expect strange results if I turn...
Hello, sirs.
My question is how to configure clock in gazell protocol on nRF51822
I look at the example gzp_dynamic_pairing but that does not have a code part of modifying...
I want to stream data continuously from a sensor to a host, using BLE.
Using the nRF8001, I have defined a GATT server, with notification.
From an Android phone, I open...
Can the nRF51822 handle more than one connection at a time? I suspect that the answer 'no' based on some indicators, but it'd be good for me to get a conclusive answer. Thanks...
Hi,
i need to handle a button detection Time, i mean when i push the button for 2 seconds something should happen. How can i use the app_timer_cnt_diff_compute function...
Hi,
I have been experimenting with the master emulator .dll - I started with the HidDemo project which is written in C#. This seems to work perfectly well.
I have rewritten...
Dear Nordic Developer Zone,
I am working on a BLE application using nrf51822 with softDevice .
My aim is to be able to redefine which GPIOTE channel my PPI is using...
Hi ,everyone:
i design a pwm driver ,that contain one timer(TIMER2) and 4 ppi interface.
1.pwm(ppi and gpiote)
Now,i have a problem with it not be Synchronous .when...
I have 24 bytes structured configuration data that are changing sparingly. Goal is to keep them in form of non-volatile memory with a reasonable long life span.
I am aware...
Hello Nordic expert,
We can find connection event diagram (figure 5) in S110_SoftDevice_Specification_v1.1.pdf.
But customer needs more accuracy data for time and current...
I have a large list (a few hundred) of BLE messages that need to be sent as part of a regression test of my app. I'd like to script that. Is there a command line interface...
