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...
As title,
I found that on the official website,
and I think it's extremely useful for someone(me) who need to measure the power consumption(current).
I can't find...
When I operate RESET PIN in main function like this:NRF_POWER->RESET = 1,Then cause a HardFault_Handler, (/attachment/fabd1141d36157d32f8c0353e4880b3e),What's this?
hi NORDIC,
is it possible to store float array in fds. i am able to store intrger values but unable to store float values. i am using example in this link :- github.com...
We have observed in couple of large size deployments that data packets from beacons that are bit far away tend to be corrupted. Devices that scan the signals from BLE beacons...
I have read the previous questions regarding the above subject, i found that changing the maximum bonding devices limit defined in device_manager_cnfg.h will work, but it...
Hello everyone, I must to write and read a I2C eeprom like 24c256. I tryed to do it but all the examples with I2C protocol works with 8bit addressing. I tryed to modify mpu6050...
Does the components on the development kit increase the power consumption compared to what you would expect from a low power-optimized application-specific PCB?
Other than...
I use the ble uart app to receive the data from mobile phone. The data packet size is 20 byte. If I transmit the packet one by one without adding delay, is it possible that...
HI,
Can anybody give me the connections to a BMD-300 with nRF52DK and the steps to program a BMD-300 from scratch? Which document provides the information, if there is any...
For ble_app_uart, if I write below routine to send data to mobile phone application. Can the mobile phone application receive all the packets without packet lose.
for(i...
my questions is in relation to BLE and the ability to sense RF at different distances using either dBi or RSSI(rather not use this), is there an accessable dBi signal strength...
I want make OpenMesh stack running as a task with freertos(8.2.1).
first,I got two LEDs tasks running on nrf51822 very well,That's the base.
Then I set mesh stack as...