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...
Dear Sir,
I am working on NRF52 and I have DK of PCA10040 / V1.2.1 / 2017.36 / 682236729. I have done program advertising with scanning both in one program. then I used...
Hi, I have problem. My NRF52832 Dev board is not recognizable by anything. L05 diode is blinking every 0.5 sec. I used Segger - not recognized, Keid again J Flash same story...
Hi,
I'm developing a BLE mesh project using Mesh SDK v4.2.0. I want to change the Tx power of the product in real-time, e.g. from 0dBm to 4dBm, 4dBm to 8dBm.
I've read...
I have an application that is running for a while and then it crashes.
Execution goes to softdevice_fault_handler(), calling it with parameters: id=1; pc=0xf764; info=NULL...
hi all
A silly question here , I am prepare to meet some security compliance , one of them is about delete files permanently.
I wonder how to get this done on nRF51822...
Hi,
I would like to wake the nRF52840 SoC from sleep via a GPIO High Pulse input.
What is the minimum allowable pulse period do I need for it to successfully wake up...
Hello,
I have the following application code (based on the template project from the SDK):
The receive callback is working and I get all the characters from my terminal...
From the datasheet I understand that any pins in port0 can be used as SPI. But I tried using the pins defined in nrf-sdk here and but there is no response. After searching...
Hi!
I am kind of DIY person and have a lots of time in COVID, I am a beginner to Nordic family, few months ago I implemented MPU9250 with NRF52832, I was able achieve...
Hi !
I am working with nRF52 DK to drive the nRF52832 and a sensor of Maxim Integrated.
I am using an older version of the SDK (14.2.0) because i need to modify an old...
Hello,
I was looking at power profiler (just playing with it) and I run it without proper setup on nrf52840DK, after that It seems that dk does not execute any application...
My application is again having troubles with opening an AF_LTE socket. It hangs indefinitely on the call to socket(AF_LTE,...). This code has been running successfully at...
i use nrf51822 and uart project
i need disable only RX when tranmitsion and reuseable when tranmistion complete. i tried
//NRF_UART0->ENABLE = UART_ENABLE_ENABLE_Disabled...
