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 am working with the peripheral/flash_fds in SDK14. I need to adapt it to use RTT instead of uart
I have made the obvious changes to switch from uart to RTT, eg substituting...
Hi everybody,
I'm trying to use the example ble_app_hrs with s110 on the PCA10001 Board and the ble_app_hrs_c with s120 also on an other PCA10001.
I changed some led flag...
I have already explored how to fix the related problem in the DevZone. I think the firmware of the ATSAM3U2CA-AU is erased. Here, I have two problems:
1, How can I get the...
Hi,
According to the code in PCA10059.h:
#define RX_PIN_NUMBER 11 #define TX_PIN_NUMBER 9
I would like to know what pins are related to number 9 and 11 in this schematic...
Hello,everyone.
If you have some suggestions,and you leave them, I would appreciate it very much.
I designed a pcb base on nRF51822. It can only be searched by mobile...
Dear Nordic support,
I am working on a device based on the FreeRTOS heart rate example and I am having difficulties with the BLE connection when connecting to iPhone X...
Hi, I want to reduce current my module.
I used SDK15.0.0ver, nRF52832
I have 2 questions.
1. I used app_uart_close();
But My module was reset again.
2. I want to...
hi...
i want to check my data for every minute , so i set the timer for one minute.
but its not working ....... how to do?
i have set the timer like below
i am finding...
Hello nordic team, I have a question regarding BLE Mesh and Uart0:
The InfoCenter is saying that Uart0 is blocked when using the serial Support. I don't wan't to use the...
Hi,
I'm testing an interactive pyaci example in Mesh SDK v2.2.0 with two nRF52DK boards.
Interactive mesh provisioning and configuration example worked fine so I modified...
I'm using nRF52+SDK11.0.0+S132 . It currently has SPI, SPIS, TWIM, RTC. I want to remove SPI and I'm getting: ..\components\drivers_nrf\spi_master\nrf_drv_spi.c(56): error...
Hello,
I'm using the nRF52 DK with SDK 15 and SD132 6.1.0. I have a custom service running that requires periodic characteristic writes. Occasionally when writing to this...
hi guys!
i'm trining to develop the nrf 52840 devkit in particular for the ble use.
from the documentation i didn't find anythingh about send a message to the dongle from...
