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...
Hello,
I'm using sprintf to prepare a string to be sent with app_usbd_cdc_acm_write() with a usb configuration resembling your usbd_cdc_acm example of SDK 17.0.2.
When...
Hi everyone,
I want to serial print an array of bytes in hex format. The array size is 200bytes. I tried to use the NRF_LOG_HEXDUMP_INFO but it doesn't print all the array...
Dears,
Diagram as attached, we want to make a audio recorder design.
Customer wants to recorder the audio, and at the same time do audio player works.
Is it possible...
I'm evaluating nRF52840 DK.
Currently running peripheral_lbs example.
I'm trying to set security level to BT_SECURITY_L4
I'm connecting to nRF52840DK with via smartphone...
Hi,
I'm using the nRF5340 DK and SES 5.34a, nRF Connect SDK v1.4.2. For python, I use pyenv virtual environment for which python is set to 3.9.1.
I am able to build and...
Hello I have a question. After when I have used saadc, the consumption increases by 0.9mA. And stays it so. Do you have any idea, how to find out what it does?
saadc init...
Hello,
I'm using a nRF52832 chip and attempting to broadcast a public MAC address through the application. I'm observing that the device broadcasts MAC Address FF:FF:FF...
Hi.
I am building my application on top of ble_app_uart__saadc_timer_driven__scan_mode example.
I want to interface an i2c device with it. The i2c device works perfectly...
Aim:- To read temperature and humidity over a mesh network and display it in an android application
Devices to be connected in Mesh :-
nRfF52840 Development Kit x2 ...
Hello,
I am currently working with nrf 52840, using segger embedded studio (V5.34) and SDK 17.0.2.
For some reason, when I open any example under ble_peripheral, such...
Hi,
I installed nRF Connect SDK v1.4.2 by the tool chain manager and was following the Getting Start guide and entered here.
https://developer.nordicsemi.com/nRF_Connect_SDK...
Hi,
I have two variants of the nrf9160 SIP one being the nRF9160 SICA B 0 A and the other being the nRF9160 SICA B 1 A.
When I use the AT%HWVERSION AT command on the B0...
Hi,
I want to write my own Multilink/UART example from scratch, because I'm too confused from all these examples.
What I need to get that code done? Or has anyone build...
I am trying to download the softdevice to the nRF52840 development kit using the nRFgo but:
1. On nFRgo I didn’t found the “Program softDevice tab”
2. Although the kit...
