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...
We have a custom board with nrf51822 chipset, and we need to implement the firmware update process, which can support both over-the-air and uart type firmware update.
1...
Hi, we are contemplating moving an existing application to a nordic chip, the nRF52832.
https://infocenter.nordicsemi.com/pdf/nRF52832_PS_v1.4.pdf
Our previous CPU uses...
I'm in the process of implementing a custom layer above ESB in order to allow more than 8 devices to communicate with a receiver (By tagging packets with a device ID)
I...
I used nRF52 SDK V15 and tried to load the sample BLE HID apps into the nRF52-DK Development Board.
I tested both ble_app_hids_keyboard and ble_app_hids_mouse. Both apps...
We have exiting BLE 4.0 device, which should be updated to the mesh. nRF52832
In the DFU for BLE4.0 you could update the booltoader and the softdevice with one update, with...
Hi All,
I am working on fatfs example from sdk 12.2.0 on pca10040, nrf52 dk, nrf52832. And i did not change anything in the code but it seems that my sd card is not getting...
I started with the template app and added BLE services, and I'm continuing by adding a TWI sensor (I2C). I know there is a TWI_sensor example, but I already had some working...
Dear All,
I am working with nRF52840 product. According to my scenario i have 1central unit(master) and up to 19 peripheral unit(slave).
I downloaded SDK 15.3.0 ble_central...
Hello, I am evaluating ways to enter the DFU mode when application is corrupted (i.e. it does not reach the code for entering bootloader).
The documentation states that...
Hi
I'm working on a IoT solution with a small circular board, 26mm in diameter. I was suggested by Johanson to use the 2450AT18D0100 antenna and a lowpass filter designed...
Hi,
I am new to this nrf development, I have been working on the SDK 15.1 on the nrf52832, with softdevice 6.1. I found these examples in the SDK very helpful. I have to...
Hi,
I am planning to send an analog signal to the nrf52840 dongle pin and send it through bluetooth to mobile app. I am thinking of merging ble_app_rscs and saadc together...
The IP mode is IPv4.
1. The hostname resolves to IP address. The resolved IP address is correct (verified with a nslookup command separately).
2. setsockopt(fd, SOL_TLS...
