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...
My nRF52 device has been flashed with the Legacy Bootloader from SDK v11.0.0 and now I want to update to the new Secure Bootloader in SDK v12.x.0. However, when I try to update...
Hi
We use ble_app_uart_pca10040 app.
We have our own board has microcontroller and send data over uart to ble module (bmd350)
There is Nrf52832.
I want to send 32byte...
Hi. I’m developing software on nRF51822 with SoftDevice s130-v2.0.1 and SDK v12.3.
I want to apply RTX to the software. In the case of building it using arm-gcc, the software...
Hi,
I am developing a project with NRF51822 and i want to block signals in one direction. Is it possible ? And if it is possible, how can i do this ?
Thanks !
(PLEASE SEE COMMENT BELOW)
I've got a Nordic project that I imported into Eclipse as a makefile project. I've got it working and I can debug into it. Everything is good....
OTA problem：
My hardware is 51822qfaa .
This my bootloader: nRF51_SDK_10.0.0_dc26b5e.rar
location: nRF51_SDK_10.0.0_dc26b5e\examples\dfu\bootloader\pca10028\dual_bank_ble_s110...
how many uart can I use at the same time in nrf52832
i know in nrf51822, every pin can use as uart,but at the same time ,i can only use one uart.and now ,i have a case...
Hi,
I have an issue with app_timer (nRF52, SDK13.0).
I use a single shot timer.
I try to debug, and I'm in the case of app_timer.c line 650:
ticks latest: 534879...
We need to connect at the same time
several mobile phones with the Android OS to a single device
nrf51822 via BT in our upcoming project.
According to information from...
Hey,
Just had a quick question... I was doing the Relay example and I don't totally understand what a "relay" is. Can you explain what the purpose and usage of relay is for...
Hi,
i am working on RTC to create custom clock to measure time it is working fine but when i initialise ble stack and softdevice and adverticeinit it is not working. and...
Hi,
Maybe someone can point me into the right direction, I'm on S110 and SDK10 for hardware/legacy reason.
I have a pstorage function using init, load, clear and write...
