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 need some clarifications about external crystals for nRF52832.
We are evaluating a prototype system with two units A and B each containing an nRF52832.
A and...
Hi,
I'm having some trouble using the UART protocol (4800 8N1) communicating with a GPS device.
It happen that the nRF51 device is not getting an interrupt (nothing...
So I've got the DFU on SDK 12.3 working and it transfers my application .zip package. I see from the RTT logs that it validates the image, but its not starting up the Application...
I am using a nrf52 DK and running the IOT Cloud CoAP Client example in the SDK. I need to run multiple functions periodically, and I need to be able to change the periods...
Calling twi_master_clear_bus() always returns bus_clear = FALSE. The IF statement is always FALSE even though both SDA and SCL measure high. All 18 SCL's occur in the ELSE...
Hi everyone, I was wondering if it is possible to change clock frequency on n52832 manually. Datasheet (from n52832) says that it is automated distributed but do you know...
I have used online fds example code to store and read values from flash. I can store the data without any problem. I am storing static uint8_t array[8] = {1,2,3,4,5,6,7,8...
Hi,
3 years ago I buy the EK nrf51822. In this kit I have a card PCA10001 V2.1 and a dongle PCA10000 V2.1.
I would like to work on it today.
So i follow our quick start...
Hi there,
I'm trying to deploy mesh v0.9.1 alpha on my board, I've already run lightcontrol server and client on my nRF 52 DK, they work well.
Then I flash S130 v2.0.1 and...
Hello,
I've been using UART DFU feature quite extensively in one project which caused that I had to stick to SDK11 features (since bootloader relied on SD 132 2.0.0). ...
I couldn't see this in the documentation, but I might have missed it. Does the Logger Module consume additional power when it is enabled/initialised? If it does, presumably...
Hello,
I have developed a board with the integrated nRF51422 QFAA. I have the nRF51DK.
To compile I have used both mbed and arm-gcc and the binaries work perfectly on...
Hi everybody.
I am making a firmware based on ble_app_uart example (PCA10028 NRF51422, Softdevice S110, NRF51 SDK9.0). In this firmware, I insert dfu part ( follow by this...
I am testing out the Bluetooth Mesh SDK 0.9.1 Alpha using the light control client/server example. The examples have not been modified.
I have set up a nRF52 development...
