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...
I have implemented time synchronisation that is based on this example: https://devzone.nordicsemi.com/nordic/short-range-guides/b/bluetooth-low-energy/posts/wireless-timer...
Hello,
I am using Nordic nRF52840 (nRF5SDK v16.0.0) and softdevice : s140.
Nordic MCU is connected to Host MCU over UART interface (baudrate = 115200). I have below observation...
hello,
i am using nrf52840 with sx1276 i am trying to change some of the calls from arduino to nrf52840 can you tell me i am doing everything right
#define DIO0 NRF_GPIO_PIN_MAP...
Hi. I use NCS SDK 1.5.1 with NRF5340 .
I took the project from: \zephyr\samples\portability\cmsis_rtos_v2\philosophers\ as base and try to add two additional tasks.
Application...
Hi,
I would like to implement cell triangulation with the nRF91 in order determine the location of the device via cellular. I already had a look at the available posts such...
Hi friends:
My ble mesh gateway want to remove a mesh node
(a): Which api can i use to realize this purpose?(My SDK is nrf5_SDK_for_Mesh_v5.0.0)
(b): There is a special...
Hi Community! We're happy users of a range of Nordic solutions on behalf of our clients in Europe. Now we're facing a new challenge: one BLE device that should act as a sort...
hello,
i am using nrf52840 with sx1276 module i am using an library which consists of c and c++ files i want to complie both the file but when i complied the following c...
Hello!
I think I have the below problem, except I am using NRF52840 and therefore PCA10056. I am using SDK14.2 and the alpha softdevice. I am aware these are out of date...
Hello everyone, I would like to ask about the examples of openAMP in nrf5340. I only saw examples of network core in nrf\samples\nrf5340\multiprotocol_rpmsg. Where should...
Hi. I am a beginner with nrf52840. Trying to get SPI and an I2C peripheral working at the same time using the SEGGER Embedded Studio. I have working version of both the I2C...
Hello,
I am using the nrf9160 to develop a cellular product but am seeing inconsistent end-to-end connectivity results. For the nrf9160-dk and a custom board based on the...
Some transciver can improve RF performance like output power and EMV, through supply higher DC voltage. Did nRF52840 have the same characteristic with BLE? Is that high votage...
Hello,
I have a questions on the ADC and GPIOs front end input resistance over operational temperature range, as our final product operating temperature shall well beyond...
