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, I'm currently working on porting an nrf5340 - NCS 2.6.0 project repo to NCS 2.7.0 starting with my own minimal sample. Having some trouble getting the sample to build...
Hi Support team
Application:
1) We have a Thread network of one leader and 12 child and all of notes run BLE and Thread at the same time.
2) BLE center on the leader...
When I call the function after connecting to the thread network I get a NoBufs error:
My handler:
I'm using an nrf52840-DK and am guessing that it needs more...
In our display project we changed from the SDK 2.6.0 to the SDK 2.7.0.
We driving a SPI display (ST7735r driver)in combination with a touch screen (FT5436 touch driver)...
Hi,
We're using the nrf9160 SoC for our application and we need a way to program both the modem and microprocessor during production. In development we've used a JLink with...
I have an nRF52840 Zephyr based project that compiles/operates fine with SDK 2.5.2 (prj.conf includes the statement: CONFIG_NRFX_GPIOTE=y).
I'm trying to update to ToolChain...
First of all, the f ast mode should be 400kHz, but it seems to be only 200kHz according to the waveform. Also, the duty cycle seems to be wrong.
Secondly, It seems that...
Hello, I have an aht20 sensor from adafruit and an rtc ds3221, the 2 sensors are i2c, except that I am taking this course academy.nordicsemi.com/.../ , but the course in question...
Hello Everyone,
In my project, I am using NRF52832 in my custom board, all function tasks are working fine but when it comes to OTA, the firmware file is transferred to...
hello everyone,
I am designing a device which is operated with coin cell battery, I want to turn on & turn off a device using single button. when device in on mode it should...
Hi,
We are considering a modem delta FOTA on our 9160 devices in field, but find two "approaches" described to this; Either using the modem AT command set ( AT #XFOTA=2...
Hi, Im using a custom NRF52811 board and on this board we are using the internal RC as LFCLK source. I have a single thread that sleeps every 10 seconds, so during 10 seconds...
Hello Nordic,
Currently, we are looking the stack architecture of the BLE provided in the attached link https://docs.nordicsemi.com/bundle/ncs-latest/page/zephyr/connectivity...
