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...
i want to use timer0, timer1 and timer2 and also RTC0, and RTC1 all Sefrate by Sefrate interrupt and so on.... so, have you any coading example?.... i m using sdk12 with eclipse...
i m using pca10028.. and sdk12 with eclipse gcc tool chain setup on windows..im run Peripheral>rtc example successfully... interrupt call every 0.125sec but now i want to...
Guys I made a wireless link using two NRF24L01+ & two MCU units.I want to toggle the reciever side LED bulb when the transmitter side switch presses.
*NRF24L01+ (Black...
Is there any guideline on how to setup and use the UARTE on nRF52 ?
what files to include in my project
how to initialise the peripheral
how to setup the DMA fifo...
Hi I'm an undergrade student in dongguk Univ. in South Korea.
I want to control the sending message and receiving message.
I use the android studio.
What do I do...
Has anyone using nRF24L01 raw (CRC turned off) mode. I try to turn off the CRC (the data sheet offers this option), then I start to miss packets. Once I turn on the CRC, I...
In ble_app_uart, the tx and rx characteristic uuid are shown below, and it supposed that the Tx characteristic enable notifications while the Rx characteristic enable write...
The hardware I am using is based on nrf51822/pca10028, with s110 SoftDevice version, and the SDK version for the project is 8.1.1 Using Keil uVision 5.21.A
When opening...
Hi,
I am running the mqtt subscriber example provided in IoT SDK (nrf5_iot_sdk_3288530).
I am using raspberry pi as router, and following the infocenter tutorial .
I have...
Hi ,
This is the first time I am using nRF52 and I don't have any experience about Antenna design. Here is my question: I am using nRF52 CIAA variant and planing to use PCB...
Hi,
I need to change advertisement data while advertising. The goal is to set new data for every packet. Firstly, I was trying to put new value like this, but it didn't...
hi all:
Recently, I develop with nrf52832, the softdevice is nRF52_SDK_0.9.0_0c82e3e.
In my application, I need a big buffer, so 32K ram can not satisfied. As the errata...
Hi all, we designed a custom board using nRF51822 now we need to test these custom boards working properly are not for these I'm creating a factory test project by configuring...
Hello Nordic Semi Developers..
I design my Product prototype using NRF52832
What is the plan of Nordic to provide SDK to support NRF52832 dynamic Mesh with
[1] Over The...
Hello,
I want to read the current ticks in RTC0, and want to measure the time elapsed after some events by using ticks to milliseconds.
Basically i want to display the...
