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 all,
We come across with requirement of new project for school students attendance tracking using beacons. so for more understanding is there any related documents...
Question1.
when programming Application, there is no request for erase memory.
why programming Bootloader requeset erase flash memory? how about Soft Device?
Question2...
I've got a new nrf52840 PDK. I got Eclipse, JLink, and the nrf command line tools to work today. I've been able to run the precompiled examples (blinky, led_softblink), compile...
using nRf52832 with S132 in central mode
Scan-Interval= 3000 ms
Scan-Window= 25 ms
Monitoring the current consumption I see a 25ms wide pulse, as expected.
No advertiser...
Has anyone ever used nf51 bluetooth with the app inventor?
I have values coming out of the microcontroller terminal. I want to send them to a mobile application using...
I've got a few questions regarding memory of nRF51DK.
I would like to know what is the total memory size of the nRF51DK board?
What is the memory size allocated...
It looks to me like ANT_STACK_CONFIG is redundant in SDK 14.0.
nrf_sdh_ant_enable does all the same setup plus, it looks after all the new softdevice handler stuff.
...
Hi,
When I use nrfutil to generate a zip package, there would be three document in the package. Is there anyone know what does .dat and .json document use for? Could I...
Hi there,
I am begineer for nrf51822 and I want to interface MPU6050 WITH nrf51822 so can somebody provide me the tutorial with full detail.i want to read just raw values...
Have been following the nordic tutorial to update characteristic value using hvx_params. Currently the structure for hvx_params is as follows:
/**@brief GATT HVx parameters...
Hello every!
I am working with ATT_MTU_Thoughtput example (S132). My purpose is send data from "sever" to "client" and wait until "client" response to confirm . I was send...
I’m debugging the ble_app_blinky demo on a nRF52840-Preview-DK board (BOARD_PCA10056, S140). The device name in the debug configuration is nrf52832_xxaa.
Each time a breakpoint...
Hi all,
i use a nrf52 and in product specification i find the table about the low power mode and their consumption . Capter 17.1.
ION_RAMOFF_EVENT System ON, No RAM...
Hi all,
I have been playing with my PCA10040 and I came across the problem. I thought that it was a softdevice problem, so I went to bootloader mode (by connecting with...
Hi,
would it be possible to have multiple GAP Addresses for one nRF device? I was able to have this with the S130/S132 using verison 2.0.1 by using gap_address_set and...