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 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...
Hi,
I am using the nrf52832 dk for my project.
I am using the RX characteristic of the NUS example to send data from the phone to the dk.
In the same code i am also...
I tried to build the "nRF5_SDK_15.1.0_a8c0c4d\examples\crypto\nrf_crypto\aes\aes_all_cli\pca10056\blank" source code but I got the following error,
.\_build\nrf52840_xxaa...
Hello,
While i am trying to find the definition of SER_REQ_ENC_BEGIN(SD_BLE_GAP_ADV_START); it is there in the file ble_gap_app.c
When i right click on that function...
What is the difference between nrf5232, 1.8V and 3.3V power supplies? What should watch out for when replacing a 3.3V power supply with a 1.8V power supply?
Hi,
I'm developing a central application and I want my central to read the device name characteristic from 3rd-party peripherals. I do not know the length of the data in...
Hi,
I've been trying to develop a custom service for a Bluetooth application. This custom service (called ble_dts - Data Transfer Service) has two characteristics - Spectrum...
Daer sir or madam
I am the personal software engineer and want to check and receive the best answer about my question. If I use BLE to connect the both smartphone and device...
My hardware only has one spi slave and one spi master. So can I just set the spi slave miso pin as output in spis_init function? If can not, can I set the pull down resistor...
Hello, I am trying the nRF9160 DK for the first time and when I try to connect my DK to my laptop and select my device in the nRF Connect Programmer it shows the error highlighted...
Hello, I am trying the nRF9160 DK for the first time and when I try to connect my DK to my laptop and select my device in the nRF Connect Programmer it shows the error highlighted...
Hi all,
Because of my customer special requirement ,I need two or three USB in my project .
But 52840 has one USB.Can I extend 52840 USB interface with a USB HUB?
With SDK V14.2, I was able to specify internal flash address argument into nrf_bootloader_app_start(uint32_t start_addr) and was able to boot into the address. With SDK V15...
Hello, I have a problem when trying to compile the light server exemple for the mesh.
I use Segger Embbeded Studio 4.16 (even though i tried the 4.15), mesh sdk 3.0 and...
