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 some question about the scan timing, referring to the documentation here: https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsds_s132%2FSDS%2Fs1xx%2Fmultilink_scheduling...
Hello Guys,
I am running an application which is sampling 3 ADC channels at 50 MHz. I am using sample buffers of size 150 and PPI to generate a sample event every 20 microseconds...
Hello,
I found one thread on this issue
https://devzone.nordicsemi.com/f/nordic-q-a/12029/segger-embedded-studio---unplaced_sections-problem
I have added the below linker...
Hi I am new to the SDK and I am working through the examples. I am currently looking at the UART example under examples/peripheral. Iam seeing that both the virtual comm port...
Hi,
I would like to ask, if I just want to "Download program", what components on the schematic diagram are needed?
Download program is OK, so first make sure that...
Hi all,
I've found an alexa gadget example but I can't seem to get it running on my nRF52840-DK. The example I've found was located under repository:
https://github.com...
nrfx_gpiote_irq_handler() which is nearly 150 lines of code. All the GPIOs seems to have same priority at the hardware level, how among different GPIO's Interrupts are processed...
Hi, I got an SDK15.2 project that we converted the bootloader to be both serial and ble for the dfu. Unfortunately we have a few units in the field that have only the BLE...
Hi,
I want to schedule timeslots back-to-back, or as close as possible. Question is how close to eachother timeslots can be scheduled?
I read the following about sd_radio_request...
I have a custom BLE service that works correctly with nRF Connect. When I use the API, though, it sends me the same value repeatedly and does not update to reflect new values...
Hi,
I am a developer of IoT systems working for a private firm within Africa. I currently started the development of a cellular IoT solution and my search landed me on the...
Hi,
I've somehow managed to build the gps sample from source within SES, but I can't get the flashed sample to work properly. Everything is fine if I flash the downloaded...
https://devzone.nordicsemi.com/f/nordic-q-a/46388/nrf9160-dk---make-application-from-scratch
I followed the steps from user: Aakash_Soni on this thread. However, when...
Hello,
I am using Segger Embedded Studio IDE v4.52 (64-bit) to develop an application using nRF5340pdk.
My question is this, I cannot find any of the Preprocessor or compiler...
