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...
I received a nRF9160-DK and was looking at working with zephyr/boards/shields/x_nucleo_iks01a3 but my x_nucleo_iks01a3 shield will not plug into the nRF9160-DK (DK) it seems...
I have setup a small thread network (1 FTD Router, 1 Border Router, 2 MTD Dongles) using the Nordic provided RaspPi border router image.
I have been attempting to get Thread...
In my custome PCB design, I am using the CHIP antenna , the same used in nRF 9160 DK, that is P822601 from ethertroncis. Can this antenna work for GPS too? If not can you...
Hello,
I'm currently working on a custom DFU op-code that allows the MCU to send a "pause" op-code, similar to the op-codes found in the DFU protocol.
The steps I've taken...
Hi All
I’m making a few tests on a custom board equipped with a nRF51822-AA device trying to update the firmware with a newest one based on a more recent SDK
The original...
nRF5 SDK version 17.0.2
In usb_dfu_transport_init we have this:
If the nrf_drv_power driver was already initialized, this will return NRF_ERROR_MODULE_ALREADY_INITIALIZED...
The documentation for the sd_ble_gatts_hvx() method states:
This function checks for the relevant Client Characteristic Configuration descriptor value to verify that the...
Using NCS v1.4.99-dev1.
I have no problem using the PWM with a nRF5340PDK but when i tried it on a nRF5340DK, my program was not working correctly.
I have made a simple...
Hi All:
As the topic............Now ,my program is consisted two group,one is the base group,the other is the application group.We often upgrade the application group,so...
Hi
Try to enable reset pin on a 52810 custom board
After defining CONFIG_GPIO_AS_PINRESET in project I ended with UICR registers set to 0 both PSELRESET[0] and PSELRESET...
I have a project with app + SD + BL + Settings page, all merged using the mergehex tool
The mergehex was installed as part of the nrfutil package.
all is well when the...
Hello,
I'm using sprintf to prepare a string to be sent with app_usbd_cdc_acm_write() with a usb configuration resembling your usbd_cdc_acm example of SDK 17.0.2.
When...
