To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hello there,
I'm ripping my hair out hear reading everything I can to get the non volatile memory reading and writing.
I have a nFR52840 dongle and I dont want to...
Hi everyone,
I have a project that needs to use multiple saadc channels but I don't want to use ppi but use app_timer. So is there any way I can change between saadc channels...
I'm using a timer to trigger pins via PPI & GPIOTE. Setting the PPI TEP to the GPIOTE task works as expected. However, when I try to set a second pin via GPIOTE task via PPI...
hello Nordic
i am working with nrf52832 soc with SDK 16.0, S132 V7.0.1
following this path:
https://devzone.nordicsemi.com/nordic/short-range-guides/b/software-development...
Hey,
There is a microSD connector on the bottom of the nRF9160DK (v.1.0.2). Is there a way to utilize it as an external memory? I can't find any information about it on...
Hello,
I've been studying Bluetooth technology for a few weeks. I wanted my first to implement a simple key finder device, as my first project. I was doing some research...
Hello, For our nrf52832 custom board developed using nrf SDK 14.2, I need to turn OFF and ON LED accurately in terms of ms, hence after going through this page, I used Single...
Hi,
We are developing a device that should work in multiple mobile networks, and some of these are known to provide no DNS server. As using a fixed IP address for our cloud...
Hi,
I want to read the data from the a cceleration sensor by I2C. Several days ago, I added the code about twi bus to "ble_app_template" example , it worked well. But today...
I have a custom board, I am using to evaluate nrF52811 from eclipse (I just prefer this over SES).
I have installed S112 on the flash and also my application at 0x19000...
I'm communicating with N25 flash memory, the page size is 256 bytes. there is a page_program command which can write up to 256 bytes. there is no way to write in the middle...
Hi I'm trying to change peripheral usbd_ble_uart_freertos example to central with nus_c I added the scan and nuc_c module. When I'm testing the application, before making...
Hello, I am using:
NCS v1.5.1 and the sample code from ~/ncs/v1.5.1/zephyr/drivers/sensor/max30101/ (max30101.c, max30101.h) nRF5340dk MAX30101 from Sparkfun www.sparkfun...
I suspect this is related to https://devzone.nordicsemi.com/f/nordic-q-a/36601/gpregret-and-nrf_bootloader-c-evolution-proposal (Case ID: 211047)
In nrf_bootloader_info...
Hi,
I am going to use the usbd_cdc_acm example for the dongle.
I added the pin definitions as below:
#define TX_PIN_NUMBER 13 #define RX_PIN_NUMBER 15
and changed...
