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,
as stated in the title, we have a nrf52840 dongle (PCA10059) which does not come up normally on a Nvidia xavier devboard. Output of dmesg:
We tried different OS...
Hi,
I'm working on an LwM2M client that reads three sensors in sequence every N minutes and notifies the server about the value change.
The server supports the LwM2M 1...
Hello,
I am trying to use a PPK II on Chromebook Linux. The nRF Connect for Desktop software installs and runs but does not recognize the PPK II hardware. I have allowed...
Hi, I'm trying to write an app to capture images from a camera and was wondering how to monitor changes on specifc defined pins in the board overlay file. For example if(...
The certification lab is testing nRF52840 RF .They need to test LE coded S=8,Payload Type：11111111：payload length：37
but i can't find Payload Type：11111111 in software nRF_DTM...
I am a beginner I want to advertise for some time then go to sleep mode and wake up do some tasks like advertising and go to sleep mode again. Do all this process recursively...
It looks like the nRF52840 only supports:
8 data bits
1/2 stop bits
even/no parity
So 7E1 is not a supportable mode...is this true? is there a possible work around...
Hi,
I am using nrf52840 and power it by voltage 3v using CR123A battery. As per datasheet minimum operating voltage is 1.7V. But i am facing controller reset at 2.5V. What...
How do we enable a PPI TASK for a GPIO output pin configured using zephyr GPIO driver API? ex: gpio_pin_configure_dt (&ex _pin , GPIO_OUTPUT );
If I just call nrfx_gpiote_out_task_enable...
Hi,
I'm having some trouble getting a device pointer for the OV7670 Camera. I've ported the OV7725 driver. It appears as if the program exits the driver before setting...
So I've been having an issue connecting JLink to programmer v2.2.0.
15:57:24.681
Using @nordicsemiconductor/nrf-device-lib-js version: 0.4.1
15:57:24.682
Using...
I'm trying to upgrade the nRF9160 modem FW on our nRF9160-DK. Programmer v2.2.2 indicates success but the at commands continue to return
at+cgmr
mfw_nrf9160_1.2.3
OK...
I am using the DPPI feature in the nRF5340 to trigger an SPI transaction from a GPIO edge with a delay.
In more detail:
GPIOTE IN event triggers RTC clear task
RTC compare...
Hello,
I've been trying to figure why calling sd_ble_gap_tx_power_set() continues to return the error NRF_ERROR_NO_MEM. I'm using SDK 17.0.2 with S113, v7.2.0 on the NRF52840...
