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 all,
what is the most correct way to delete the bonding information when the client and peripheral are connect.
Delete_peers
Wait the QUEUE_EVENT_PEER_DELETE_SUCCESSED...
Hi,
I have an nRF52832 sending data to a central device. At the central side I am testing two tablets (separately). One is a Samsung Galaxy Tab A 2016 10" and another one...
FDS error in FDS_VIRTUAL_PAGE_SIZE 1024 ?? (NRF51)
github.com/.../nRF52-fds-example
If I use FDS_VIRTUAL_PAGES 3 , FDS_VIRTUAL_PAGE_SIZE 1024 , then there comes FDS_ERR_BUSY...
HI,
I want to snifer BLE data using nRF51 dongle and ble-sniffer_win_1.0.1.exe,but when I plugin the dongle on my pc,then running ble-sniffer_win_1.0.1.exe ,it can't scan...
For my application I use a RTC. For now without SD and based on SDK 11.0. Later I will implement it in an application with BLE. My device is a Raytac module with a nRF52832...
I see some interesting phenomena on the power profiler (with nRF52840) that would need some help to explain. I am using the ble_app_uart code from ble_peripheral folder in...
I press the debug command for my program
Then I press the run the command
Here is the function of the run command
Continues executing the program until
...
Hello everyone,
We're currently in the process of porting our code from the NRF51 to the NRF52 (both without any softdevices). Everything compiles and seems to be working...
Hi all,
I am making a device which involves using nfr52832(PCA10040) to communicate with a NAND flash through spi to store data acquired from the ADC. After all the data...
After performing the first ADC operation (4 channel scan, sample rate controlled from TIMER1), the power consumption stays at almost 4 mA for the nRF52832.
Why?
Initialization...
Hello, as oppose to S110, the function sd_ble_enable for S140 now includes one more parameter p_app_ram_base, which points to a value that stores the app base ram address...
In this tutorial
github.com/.../custom_ble_service_example
There are two additional files added to the template project
ble_cus.c
ble_cus.h
I understand that...
My peripheral uses a generic sensor service which I use for various sensors. Most of the sensors only have one integer as value and can be abstracted the same, hence I made...
