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;
I am using nrf mesh sdk 4.2.0 version and nrf sdk 16.0.0 .
I inttegrated UART code to light switch client example code.
Both UART and client code working seperately;but...
Hello, support team.
In my test board, lis3mdl chip is connected to nordic chip via I2C.
During initializing board, device ID of lis3mdl is checked.
Most of time it...
With 900ms advertising interval we are seeing ~50uA sleep current on the 52840. How do we make it sleep with lower current? We are using an example project with an idle_state_handle...
Hi,
What is the procedure to use PCA10056 DK Debug OUT P19 connector to program external board for eg Nordic Thingy 52?
I have shorted SB47 on PCA10056 DK but it is failed...
Hi engineers,
I want to achieve a demand that receive audio/HID data from the PC side through USB interface and transmit data through BLE to other devices.
So has the...
I am looking at the nrf 1.3.2 asset tracker example and I see that the GPS callback has two different events for PVT and NMEA fixes. As I understand it PVT and NMEA are two...
Hi,
After building and testing separate HTPS and GPS examples, I am getting modem errors when combining both projects into one application. One of our goals is to send GPS...
I am experimenting with the UART example. I can connect the nRF USB port to the USB port of my computer. I used realterm to see the serial output. The example works as described...
Hello.
I'm migrating an existing project from SDK 15.3 to SDK 17.0.2.
I'm having trouble updating my build scripts, specifically merging the settings page + BL + SD +...
Hi，ALL：
As top:
1.When Compiling file NRFX_TIMER.C,it warns :ISO C99 requires whitespace after the macro name. AND ："APP_TIMER_V2" redefined。 and I only can find the APP_TIMER_V2...
Hi,
I am using 2 esb devices to test my packet send and received.
My use case is:
1. Node-1 and Node-2 is power-in in PRX mode
2. Node-1 switch to PTX and send a packet...
Hello guys,
I am new in the BLE world.
I am currently using a BLE Android application running on a tablet + nrf52832 communication with another chip through UART.
I...
I understand only the flash memory that stores the boot image is available. We need ca 32 Kb of persistent storage. How can that flash memory also be used for additional persistent...
