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 have gotten a Nordic PCA10040 hooked up to a Sparkfun nRF52832 as described near the bottom of the page here: learn.sparkfun.com/.../nrf52832-breakout-board-hookup...
hello,I'm having a problem with the ANT application,I have two pieces of the PCA10040 board as a ANT connectivity board for a ANT application board.According to the instructions...
Hi,
what is the default tx_power value in new v13.0.0 SDK in the ble_app_att_mtu_throughput example?
I can't find the use of the sd_ble_gap_tx_power_set() function which...
Hi,
After configuring the nRF51422 as a SPIS slave 0, we get the following error when trying to create the slave instance:
static const nrf_drv_spis_t spis = NRF_DRV_SPIS_INSTANCE...
Do you have any ready made example where beacon and NRF52 DK are communicating will each other.
Our idea is that beacon sends data to the NRF52 DK and NRF52 DK sends the...
Sorry if this is obvious but I cannot find the units of nrf_esb_config_t::retransmit_delay
in the SDK documentation, it just says: "The delay between each retransmission...
Hej,
I'm working with the nRF24L01+ and the ATmega328p programmed in c. The goal is to have both TX and RX mode in the same device, mainly work as RX but in certain conditions...
Dear sirs, I've had a difficult time establishing communication between my nRF24L01+ board and the SPI bus on my Arduino Uno R3 microcontroller. Could you please provide me...
Hi all,
I am thinking of using a GPIO pin's "SENSE LOW" to wake up my device from SYSTEM OFF mode.
In order to avoid the device keeps waking up in case the pin stays low...
I am using an nrf51822 DK with a (so far) very simple code along:
main()
{
//... init I/O
run();
}
Inside run:
run()
{
uint32_t retval = NRF_SUCCESS;
...
Hey,
I recently got the nrf52 DK and tried to make use of the app_button library to have easy to use debouncing.
As far as I understood the library, the event should be...
Hi,
i have a problem withr the example "BLE ATT_MTU Throughput Example".
I flashed the soft devive with nRFgo Studios. Now I want to flash the example, but i got following...
I have want to make application where beacon sends data to NRF52 and NRF52 to PC.
But if for example, the connection between NRF52 and PC is through bluetooth instead to...
