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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hello ,
Is there a DFU master code through which one nrf52832 can be updated from another nrf52832. If not please let me know of some useful material to refer to implement...
Hi,
I am using the last up to date demo software for long range BLE throughput test and get systematically, as soon as I press buton 3 or 4 an error "Lost logs - increase...
What are the failure points of a properly developed DFU for OTA updates? On a consumer device where a user may do anything and everything to a device that is executing a DFU...
Hello I have a question, after watching the video: youtu.be/7h4wxyFktkQ It is mentioned that it is not recommended to connect to Google Cloud Platform from a device that is...
Hi, I am running NRF5_SDK_13.0.0_04 and s132_nrf52_4.0.3 on a custom board.
I am getting a Soft Device Fault on an NRF52832 device that I am not able to root cause. This...
Hi,
I downloaded nRF5_SDK_15.3.0_59ac345.
The first time,
Uploaded "..\examples\connectivity\ble_connectivity\hex ble_connectivity_s140_usb_hci_pca10059.hex" by nRF...
So I'm sending multiple payloads of the same width from the transmitter to a receiver and I see it sends only sends 3 times after which `TX_FULL` bit is set in the status...
Hi,
I'm working on a project involving pressure sensors.
These are to be read out via UART and then transmit the data via Mesh to a relay node up to a PC, which visualises...
Dear Sir or Madam, I am asking advice on the following matter: When trying to port the "pin_change_int" example to a nrf52833 DK the code compiles but is not showing the expected...
Hello, I developed a project starting from MQTT-SN example available in SDK for Thread and Zigbee.
I noticed that publishing and subscribing requires calls to functions...
hi，
I work in the nrf5_SDK_for_Mesh_v4.1.0_src. I want to adjust TX power based on light switch server . After setting TX power, I find that RSSI varies from high to low...
Hi.
I'm using nrf52840 SDK 16 with S140.
in my last piece of code static arrays were not enough and i needed malloc.
I used malloc without any issue, also i use cJSON...
Hi I am new to BLE energy and I would like to know if there are any SDK examples I could refer to learn about two DKs to communicate the external sensor data to the central...
Hello Nordic team,
I'm working on an nrf52840 with the SDK 15.3.0.
I'm using the SPIM instance 3 at 32MHz to interract with a Slave SPI which can support up to 40MHz....
Hi my USB keyboard application works on Windows and Linux but not on a MacBook Air with macOS Sierra 10.12.6. So I did step back and tried the combined HID example nRF5_SDK_16...
