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...
Reading the documentation online for the BPROT component for the nRF52832, it seems like resetting is the way to clear the Write Protection bits in BPROT. Is resetting the...
I'd like to be able to change the ble connection interval during during runtime to save power. I followed this post and found that p_ble_evt->evt.gap_evt.params.connected...
Hi,
We like to develop a battery powered device with small current consumption which will communicate with mobile devices over BLE. It will comunicate with mobile device...
Hello Everyone,
It is unclear to me how a soft-device operates regarding multi-tasking and event-handling. I'm assuming Nordic engineers have their own real-time operating...
Hello, i wanted to ask if NRF51 Dongle NRF51-Dongle is capable of sniffing packets from NRF52xx parts? If yes, what are the limitations, because i think that nrf52xx parts...
Below linked blogpost says,
if using a PCB antenna, the matching network should consist of one shunt component.
devzone.nordicsemi.com/.../ .
And in the reference design...
Greetings,
For my application,I need to change the nrf51's mac address.
Previously I have changed the MAC id using the following code,
static ble_gap_addr_t m_central_addr;...
Hello friends,
i am new to embedded programming and trying to learn the new things in embedded for this i am doing 1 project in which i am using mpu9250 with pwm.
is...
Hi,
I want to interface FN-M16P with nRF52 through UART. To access this module I need to send commands to perform specific actions.Is there any specific example like this...
Hello,
I am new in this community and I am trying to get started with developments using nRF52840 DK. I am using SDK 13.0 for the library and I compile my code using armgcc...
I would like to be able to leave the bootloader installed and debug an application. I have been able to use the merge tools to get the hex files all merged and generate the...
Hi, i'm currently working on a low power sensor device based on nrf52832. I want to transfer data only to bonded central devices. Priority is using static passkey, but my...
After reading a few related questions and the official tutorial, I have a guess, hoping to confirm:
If I do not need to add extra events into schedular for management purposes...
I'm doing experiments on high throughput and need to call sd_ble_gatts_hvx, but there are a lot of confusing things so it's hard to get started.
If I want to know if notify...
