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 all,
i need to write in flash, and i try to use the example flash write of sdk. It works correctly but when i put it in my code, the writing register ( NRF_NVMC->CONFIG...
Hi!
I'm developing Thread mesh using nrf52840 with COAP communication. I would like to set a longer timeout and more retransmission tries in COAP. I saw this parameters in...
I am trying to use one of the example from NRF5 IoT SDK with RPi3 (kernel 4.9.41-v7+) but keep getting "permission denied" when execute command below:
echo "connect 00...
Hello
I have setup my Eclipse(neon3) on Linux following the instructions in devzone.nordicsemi.com/.../7
I cant compile and flash the image. But cant breakpoint.
I...
I've read that the number of tx buffers on the S110 is fixed at 6, however I've also read that this may be configurable on future versions of the softdevice ( devzone.nordicsemi...
Hi,
I'm currently in the process of integrating unit testing into our firmware development process. I'm trying to execute on-target tests with the Unity test framework...
Hi Nordic Semiconductor, I am Yoganathan Sivakumar studying Master in System on chip in LUND University. I wanted to ask some technical question in industry oriented. I wanted...
Hi,
Recently I receive the "nRF52840-Preview-DK" and I download the "nRF5 SDK v14.0.0".
I try some example with Keil and all of them works well when I use the MCU interface...
I have a strange bug, that I do not have any good answer for.
In the software, I use either SPI1 or SPIS depending on current configuration, I have seen some rare cases...
I know it's not very common to use a secondary service, but I want to use it in one specific scenario. When referring to the documentation for the API sd_ble_gatts_include_add...
Hi,
I'm trying to use the LPCOMP of the nrf52 telit board.Configured lpcomp with the following settings :
Input : AIN2
Ref : AIN1 ( external ref. of 1.6V)
Detection...
Hello I am using PCA10040, nRF52832, and GCC toolchain
I have a project that was working good using sdk v12.3 but now I want to migrate to the latest and I am getting one...
Hi
After the device has been in idling, the sleep_mode_enter function is called which then calls
sd_power_system_off().
The device then goes into sleep mode until a...
Hi! I need your help!
I need to create some mesh network consists of simple devices (A) which could collect mac addresses of all visible Bluetooth devices (C) and send it...
