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 trying to use the connection manager in my application, but it never connects or shows any events. I've tried using the https_client sample as well, but that gives...
After 9 years of work I have finally finished my product and it is FCC and EU certified, and ready for a pilot production run.
I would like to copy and paste my PCB design...
Hi,
Let me explain my situation. I have several custom boards with an nRF5340 SoC and an nPM1300 PMIC. I flashed a custom image developed with nRF Connect SDK v3.0.1, and...
We are developing a product with fast flash access and a screen so would like to use SPIM00 and the sQSPI simultaneously. The datasheets & documentation are somewhat confusing...
Hello,
In my project, I have b0+mcuboot+app to be able to update the bootloader and the application.
I am contacting you because I have trouble understanding the difference...
What is the tolerance of the 0.9V internal reference used by the nrf54L15 SAADC (+/-10%?, +/-1%?), and what is the maximum external reference voltage allowed?
Hello,
I've never manufactured using the nrf9151 before and I was just wondering if there's any recommendations for solder paste type/size?
& stencil opening?
For...
Hello,
I am trying to configure cellular modem application running on nrf54l15dk board and SLM on nrf9151dk board.
I get the 2 boards communicating but communication...
In data sheet of nRF54L15, the numbers in 11.1 current consumption power and 11.13.2, 11.13.3 have some delta. Can you please help to explain the deltas? I was thinking the...
Hi,
I'm building an non-secure application for nrf15l15 SoC using NCS SDK v3.0.2. The available SRAM memory for my application is set to 188K in the base dtsi files ( see...
tl;dr: The clone would probably work more reliably if the nrf-toolchain-manager added the --depth 1 option, e.g.: git clone --branch v2.6.1 https://github.com/nrfconnect/sdk...
Dear
I'm working on controlling an I2C device.
I want to achieve TX->TX using the nrfx_twim driver. I specified NRFX_TWIM_XFER_TXTX. When I looked at the nrfx_twim source...
Hello,
During design and schematic entry I used the online datasheet to select GPIO capability. I was advised that I should try out the pin planner to confirm that pin choices...
I am using the nrf_fuel_gauge_idle_set function to handle the fuel gauge state when the system enters a low-power mode. When the charger is connected, I exit this state and...
