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 migrating SoftDevice 5.0 -> 6.0.0-6 alpha on sdk 14.2 (s132->s140) in order to be able to evaluate long range. During the migration we stumbled across some problems...
hi all,
I have an issue with hardware in the circuit, which is designed by my self. The PCB has designed a customized
condition:
I have erased full memory and measure...
we want to support the serial bootloader with SDK13, but find that the example is Experimental: Serial Secure DFU Bootloader, can we use it stably? the SDK14/15 don't Experimental...
I am using nrf52832_xxaa and SDK11.
Is there any formula that states the relation between the advertising & scanning parameters(advertising interval, scanning interval,...
I am trying to flash the program into my custom board. and i am successfully flash the program into custom board. I have flashed the blinky code in y custom board. it's works...
Hi everyone,
I would like to know in the ble_app_uart_pca10040 where the Bluetooth antenna is connected on pin planner to be able to change it.
Thanks you for helping...
Hello there,
I have a question related to the ADC of the nRF52832.
I am using it in single-ended mode, 10-bit resolution, 1/5 gain, internal reference 0.6V.
Thus...
Hello,
I am wondering what this "Low Power Event" is.
I am looking through the document but I can't find the place that explains this.
Can somebody point me to the place...
Hi, I followed the tutorial to Debug with Real Time Terminal on Keil.
fatal error: file sdk_config.h not found.
I have followed the tutorial as precisely as I can, maybe...
hi，there
I met an error in Nordic_HRM examples. The error code is GATT_CONN_TERMINATE_LOCAL_HOST.After the connection is established, you can see the service that has...
Good morning everyone,
it is the stupidest question ever, but I was unable to find an answer neither here nor on the segger forums or documentation.
This forum seems...
It's NRF52832 and NRF52810.
The BLE connection process is to establish a physical connection first and then discover the service to obtain the characteristic word information...
Hi,
For my application, I would like to have multiple watchdog timers. I am measuring several sensors (I want one short-term watchdog timer to be fed in this loop, pause...
I am new with nrf52 DK . I was trying to work with SPI code example given in the nordic example folder but its not working . I am trying to transfer the accellero/ gyro data...
I am using SDK 15.0 with the Nordic NRF52840 development board. I wrote my own custom bootloader using CDC ACM as the transport. I am using app_usbd_cdc_acm_read_any to read...
