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...
How much additional current does enabling the FPU add to the nRF52 processor? I reviewed the Product Spec. but I can't seem to find this listed anywhere.
Thanks
We successfully used the pofcon on a 51822 based design using S110 ver 7 to indicate a low batter condition to the user. However, we are moving to 52832 (currently QFAA-BA0...
I have a peripheral based on S110 that is connected to by a central running S120.
The connection is established, the S120 interrogates the service and enables notification...
Hello,
Thanks for reading this! I have an odd behavior on my nrf52832 where I am capable of uploading a new firmware via BLE DFU to the peripheral device if it is not bonded...
I'm running into something weird on SDK8.0 (I will be upgrading soon to SDK10, however it's a layered roll out so I can't update right now unless you tell me it's a bug in...
I was trying to view the scan response packet using the master control panel app I have on my android phone, but I can't seem to see where it is.
I want to update the scan...
I'm looking at an application where it would be beneficial to be able to read data from the bluetooth device as it passes. It would be easiest for me to do this by simply...
I am using the TWI module in master mode, with sdk 10. I purposely create an error situation, in which the TWI gets stuck and keeps returning NRF_ERROR_BUSY every time I try...
I've completed the Custom service tutorial, and I wanted to port the system to use the SDK10 with the pack installer. I've run into an issue though.
The code runs fine...
Are the GPIO pins in disconnected state during the startup until they are configured by the Firmware?
If not what is the state of the GPIO pins during startup?
Hello.
I have problems uploading with DFU OTA any application. For this case, I am using "dual_bank_ble_s310" example.
First of all, I put this memory's configuration...
Hi,
I am using nrf51822 CDAB version chip which has 128kb of flash memory, my code is built on ble_hrs
I am trying to save my app_trace logs i.e., redirecting my printf...
Hi,
I'm using pca10040 board. For my requirement i'm using FreeRTOS. While creating task we need to set stack size for each task.
For that i created only one task with...
Hello,
i would like to scan for a custom UUID Ventor. And when the BLE Central found this BLE Client.
I will Change one Output pin from low to high.
I start with the...
hi,
after connecting to peripheral device. app_timer_cnt_get() function always gives 0. why it is so. i am not able to understand it.
can anyone help me to get the current...
