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 have a nRF5340PDK, Now I want to know the lowest power consumption of this chip in different condition, such as adv, connect, sleep. But I am not sure how to config the...
Hi.
I am testing sleep mode using nrf_pwr_mgmt_run().
When nrf_pwr_mgmt_run() is called, it is changed to sleep mode, but it wake-up up immediately and it is changed to...
Hi,
We are getting a request from our customer on supporting on NB-IoT PoC test cases as below.
Can you please let us know how we can simulate or execute the same?
...
I have written two methods to read and write value from fds.I get FDS_EVT_WRITE call back with p_fds_evt->result=!= FDS_SUCCESS
but when i try to read it after that it gives...
Hello,
I use the method, armgcc.
The commends "make flash_softdevice" and "make flash" echo the below. It seems OK. But I cannot see the app "/nRF5_SDK_12.3.0_d7731ad...
Hi,
I'm having a bit of a problem with using friend nodes in mesh networks. I have connected a friend for 2 nodes:
1, But I do not understand the real mechanism of the...
Hi,
I am trying to receive data using USB Custom HID.
Data reception is normal using "app_usbd_hid_generic_out_report_get", but the data size is always 64 bytes.
Is...
Greetings,
We are using nrf-sdk v1.3.0.
We would like to monitor an adc channel using either limit event monitoring or maybe LPCOMP.
I was able to find "low level" documentation...
i am using ble_app_gatts example as beacon observer ,till 10 sec after powering up device i need connectable advertise after that period ,as i switch the advertising from...
Can you do successive updates to a Notify Characteristic using sd_ble_gatts_hvs() during the same connection interval without losing data.
The question comes down to, does...
Hi! I've successfully set op an OpenThread MQTT broker using a Rasperry Pi and nrf52 dongle and I am able to publish and subscribe to and from my computer by flashing the...
