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,
I have an application which requires the firmware to be updated on the field. In our device the embedded microcontroller Atmel 328 is connected to nRF52832 through...
When programming the bluetooth mesh light control demo example found in the bluetooth mesh SDK, i get this error using J-Link RTT Viewer:
0> <t: 0>, main.c, 116, -----...
As I know, I need to do watchdog feed on bootloader.
but what If watchdog reload value is long enough for DFU?
for example, if DFU via BLE takes 2-3 minutes, generally...
Hi,
I am using IAR embedded workbench IDE - ARM 8.20.1 (full version) to compile the SDK 14.0 blinky_pca10040_s132 -nrf52832_xxaa example. However, I got some errors which...
I'm currently using nRF Connect (windows), in conjunction with the PCA10028 board, as GATT server so I can provide a default test service to be consumed by other devices under...
Hi
An unprovisioned device will advertise a beacon and the spec says that it shall be advertised with non-connectable and non-scannable undirected advertising events
...
Hello there,
for a project I would like to use the Arduino Primo core with the nRF52832 chip to read a NFC Tag.
I could not figure why it can´t read a tag even though...
Hi,
I've test the light_control example with the PCA10028 & PCA10040 recently. The PCA10040 was test and it works normally, but the PCA10028 does not.
I have also checked...
I am working on an application that allocate data dynamically at initialization, and my malloc/calloc returns NULL a lot earlier than I expected.
Using a debug macro, I...
Use the E: \ Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ ble_peripheral \ ble_app_uart \ pca10040 this routine
Run to chart a breakpoint on the resumption of here
...
Hi guys,
I'm trying to use the HFCLK to generate high resolution timing. Ideally at the millisecond resolution. I've written a layer around the nrf_drv_timer.c module....
Hi,
I followed the tutorials you made to start developing BLE applications for nRF52 series development board. Then I started to make my custom application (in fact, it...
Hi everyone,
I have been reading the Specifications of Bluetooth 4.1, mostly about Universally Unique Identifiers (UUIDs) for Services, Characteristics, etc.
I found...
Respected sir,
setup for programming = Eclipse-gcc-toolchain-setup
board = PCA10040
as per my way first take a ble_app_uart code startup my coading purpose.
then we...
Hi Guys,
I'm doing the following before putting my device to sleep. This works fine when I use NRF_POWER->SYSTEMOFF, but when I use sd_power_system_off(), it doesn't seem...
