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'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...
I am using a solar powered energy harvested circuit to power the nrf51 module. However, when the generated voltage drops below 1.8v, the nrf51422 enters into brown out reset...
Hi,
Now as I want to ensure low power mode with minimum hardware and firmware, I have written very small code to check it. Simply, I have initialized timer only and go...
I have used your example of a bootloader nAN_18. I can create a basic program, with new firmware, and also load my new bootloader program at the high end of memory.
My...
Hello,
In what code structures (from SDK) the storing bond information for the Android and iOs devices (random static or public addresses and private resolvable addresses...
Based on Battery Service I have made my own Service and Characteristics but I have problem with setting Indication. This is how my characteristic add function looks like:...
I am trying to build a project where I need to implement a button characteristic on a nrf51822 master device. I'm using S120 v1.0.1, SDK 6.1.0 and compiling with keil.
keil...
Hi
For a test Environment, I use Master Emulator (C#). What is the highest data throughput, I can achieve when I send from PC to DK with the Master Emulator?
I use the...
Are there any plans to distribute nRF smart sniffer for Linux host or are there some work arounds. I've recently migrated my development environment from Windows+KEIL uVision...
Hello everyoen i have comoiled the nrf51-app-button-eample project form the github which is compiled properly without any errors and warnings wheni press the button nothing...
Hi,
I followed the tutorial to setup RTT on Keil. But when I include "SEGGER_RTT.h" in the main file, it shows
fatal error: file SEGGER_RTT.h not found.
I have...
