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 am running the example:
C:\Nordic\nRF5_SDK_17.0.2_d674dde\examples\dfu\secure_bootloader\pca10040_uart_debug\arm5_no_packs
Everything seems to be working well except...
Can you please provide security manager keypress notification sample program for bot peripheral and central program. I want to know why it is used and what is the main purpose...
Hello Nordic team
I am developing a BT mesh network project, which be implemented by nrf52840. Right now I am designing the node PCB. I want use the No.4 reference circuit...
Hi,
I tried to implement my custom service.
I followed the tutorial from this site: https://github.com/bjornspockeli/custom_ble_service_example
For SDK 15.0 it works...
I'm attempting to connect an SDcard (micro SD) to an nRF52840-DK via a breadboard setup. I'm running Zephyr and it appears that configuration is to be performed via device...
I'm trying to investigate whether I should ditch BLE in favour of Gazell and ShockBurst (to avoid the $8000 Bluetooth.com fee)
I've noticed that Gazell has no entry in the...
Hello,
I've got this Thiny:91 demo working nicely, but what I'd like to do now is only measure RSSI.
Is there firmware to only do this?
Like send AT commands only to...
Hello,
I've been trying to perform a dfu to a target Nordic device over Bluetooth using an nrf52840 dongle distributed by Laird, however whenever I attempt to run the command...
Hi guys,
I am trying to create a zigbee mesh with 10 devices with 1 coordinator and 9 routers (all are nrf52833 based custom board). I can create a mesh network easily with...
Hi,
I understand that white list can be enabled at the peripheral side. I also know that if white listing is enable on the peripheral side then it wont respond to centrals...
Hi All !
Hope you are doing well !
I have tested some examples using SDK 17.2.0 and it worked fine ! .IDE i used is SEGGER IDE . Now i have a question that my next HW...
Hi,
I'm testing the USBD BLE UART Example with nRF52833 DK, after programming the app, the LED3 keep it off all the time as followed.
In the device manager, I can see...
I'm porting from 1.2.0 to 1.4.2. I'm using mqtt_simple as a baseline but I'm connected to Google Cloud. I successfully create a socket;
net_mqtt_sock_tls.mqtt_client_tls_connect...
Hi:
Now i am development the OTS, the default connect parameter is:
interval_min = 24 （30ms） interval_max = 40 (50ms) latency = 0 timeout = 400 (4000ms)
But i got the...
Hi,
I want to receive UPD message on my nRF9160-DK. I can send UDP messages from my Nordic device to a server and from that messages I get the public IP address of my module...
