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!
We got the Zigbee examples running. Now we wanted to exchange the default keys.
Unfortunately we had to find out that this has no effect.
Changing the `ZB_DISTRIBUTED_GLOBAL_KEY...
Hi Everyone,
I'm using nrf52832(SOC) and LIS3DH accelerometer to get a motion detection.
I need simple code to get accelerometer data only using I2C communication.
Waiting...
I tried to reduced my hex file's size while converting to zip but it doesn't get size under 256KB due to which I am getting an error: Data size exceeds the limit.
Below...
Hey,
I don't get my application run on the nrf52840-dk board. Only if I choose "Build and Debug" I can run my software. Shouldn't the application start after I connect to...
I would like to receive data on UART asynchronously and handle the RX event in the backend in an IRQ handler. The application is - a user will be shown a menu and asked to...
Hi Sir,
If we would like to supply the external device through VDD = 1.8V when VDDH = 2.5V.
What is power efficient in nRF52840 when VDD = 1.8V when VDDH = 2.5V?
...
Hi!
We have been experimenting with the nRF9160's GPS using both one of our own custom board and the Development Kit v 0.8.5 (with similar results).
We run the gps sample...
Hi,
I am receiving the same error this guy was: " https://devzone.nordicsemi.com/f/nordic-q-a/28724/sdk-for-mesh-v1-0-0-with-ses-invalid-ascii-encoded-byte-line-1 " and...
Is the Altium integrated libary used in the Altium files for the nRF9160 DK available anywhere? It is not included in the hardware file download on Nordic's website.
Looks...
The problem is shown in the picture below.
It is normal for 10 seconds after activating the timer.
As you can see in the picture, the value of the time stamp changes...
Our application uses and external nand flash to store the data samples. The collected data is then be transferred using USB. So we chose usbd_ble_uart example and wrote code...
Hey,
I am working on mesh with nrf52 DK. I want my device to work on battery for long time, I have enabled the MESH_FEATURE_LPN_ENABLED macro in nrf_mesh_config_core.h file...
I'm returning an error code on a rw_authorized characteristic using uint32_t sd_ble_gatts_rw_authorize_reply(uin16_t conn_handle, ble_gatts_rw_authorize_reply_params_t * auth_reply...
