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...
Hi,
We are doing DFU updates through a nrf51422 dongle (data passing from UART to BLE), using our own code, based on the multilink central example.
The DFU peripherals...
Hi, I'm have a question :
If i download s120 or s130 softdevice, which SDK version i need to download ?
Which version is compatible with my nrf51822xaa ?
The reason is...
Our BLE hardware is designed to send data at 50 Hz speed continuously using nrf51822.
It worked well with APP with Android 4.3 and some Android 5.0/6.0 ,we can receive data...
Hi,
I'm getting familiar with my nRF52 DK (PCA 10040).
I stumbled on something when I was doing an application that toggles LED1 on every TIMER0 event (200ms). Here...
Hi,
Id like to understand the FDS state after flashing the device. Im trying to check if the record exists then I use it, otherwise I write a valid info into the record....
Hello All
Could you please guide me. i want implement BLE with SPI interface...if i sent any command via mobile Bluetooth..then NRF51 DK should receive the Command and...
I have already changed the define NRF52, NRF52832_XXAA,BOARD_PCA10040 to NRF51,NRF51822 and BOARD_PCA10001 and adjusted the ROM and RAM areas as below.
But there...
ERROR OCCURS WHEN TESTING UART nus service on a nrf52832 custom board UART APP SHOWS LIKE THIS device doesn't support UART WHEN I TRYING TO CONNECT WITH MY DEVICE. PLZZ H...
Hi Nordic Team,
In one of our application, we need to interface BT HCI chip with Host MCU(Cortex M4 based). Below are the application profiles we need support for:
...
I am having trouble using GPIO P0_9 and P0_10 as GPIO pins. These are the pins designated as NFC1 and NFC2.
I am using the following sample code:
#include <stdbool.h...
Can a peripheral device know when the client made a scan response request? I want to use scan response as a form of acknowledgment so the peripheral device knows that the...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
It looks like there is a new version of nRF Sniffer for the nRF52, but it doesn't seem to be formally released, although it seems to be 6 months old. Is it expected to be...
