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 building a project that is based on the custom service example https://github.com/bjornspockeli/custom_ble_service_example but I don't like how it advertises in a way...
Hi!
I am trying to test the Immediate Alert Client application example (ble_app_ias_c) from nRF5_SDK_15.0.0 on my nRF52832 based module. I want to understand how to test...
Hello,
I'm using this example of code (nRF5_SDK_11.0.0_89a8197\examples\dfu\bootloader\pca10040\dual_bank_ble_s132\arm5_no_packs) with my custom board to perform a dfu....
I have a peripheral device based on the nRF52832, using SDK 15.3.0. It uses a bunch of the standard services, including the TX Power Service, plus a custom one. When I connect...
What would be the best example to start with if i have to send the sensor data from nrf52840 to a mobile application using SDK for mesh? I have asked this question before...
Hi, could you tell me where I can find a sample project with button-less DFU-OTA and an application like ble_app_gls?
1. I use Windows 10; Embedded Studio; nRF52840 DK;...
Hello, We are using the NRF52840 and softdevice S140, PCA10056 on all examples. SDK version is 15.3. We see a problem following the secure OTA DFU protocol regarding acessing...
Hi,
I'm developing and testing the code using the PCA10040, but this board uses the NRF52382_XXAA which contains more memory and I want to use the NRF52382_XXAB. So, how...
Hello guys,
I have coin cell powered nRF52832 based sensor node. I develop the firmware in Segger Embedded Studio, SDK15.3.0.
On the pressure of a button on the sensor...
Mesh SDK:3.2.0
I want to send dimming level to server, and want return data of dimming level with mcu voltage.
When I receive server set callback, I tried: status publish...
I am developing a beacon-related project, my nrf51 device needs to play beacon. Beacon will determine the distance from NR51-> Smartphone. If distance = distance I give, I...
Hi all.
I am using a nrf52840 with mesh sdk 3.20 and sdk 15.30.
I am implementing RSSI tracking and require reference nodes to advertise once on each channel (37,38,39...
Hi guys,
I am using nordic semiconductor nrf52840 development board and segger. Is it possible to display the data of ultrasonic sensor on the nrf connect app by configuring...
