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 have an application programed on the nRF 52DK (PCA10040). Its a UART communication to a distance sensor. The Problem is, that I cant send anything from the uC to the Sensor...
Hello,
I just run in following issue. I try to configure an UART to send some bytes. To check the configuration, I just let the program loop, after the sending. Attached...
Hi all! I have a smart beacon kit rev 1, with s110 on it (the latest firmware available). I am using the RTC with the 32 kHz crystal (50ppm) to trigger an ADC conversion every...
After releasing reset to the nRF51, its UART is responding with
RX: A4 1 6F 1 CB
Further requests for things like capabilities, etc go ignored, and opening a working...
hi all,
i cant able to find the version 11 softdevice hex file. can you please send the link.
and can i use the version 8 softdevice for version 11?
-Thanks in adv...
In the migration guide, I can read: "Clearing an interrupt event may not take effect immediately."
And an example of required code is given as:
NRF_TIMER0->EVENTS_COMPARE...
I'm creating a PC application using the ble windows driver by nordic, i cannot implement white list. I ported my code on the firmware & it works.
Is this a limitation of...
When i follow the Getting Started guide for the nRF52 DK at point 5 the led (led 1) does not start pulsating and I do not get contact with my phone. I tried to upload the...
I am trying to make communication between STM32F407ZET6 and NRF52832 chipsets using an SPI interface.
One is master and another is slave. If I take NRF chip as master,...
I am noticing a problem with pstorage_raw_clear when called in the DFU code. My problem is this: when attempting to update an application, if the application is too large...
HI, I have a remote control with nRF24L01. It was talking with Gen1(uses nRF24L01) product via ESB. Now, I am developing Gen2 product*using nRF51822xxaa) and I need to support...
Hi,
i'm doing my own bootloader and i want to use external flash to download image trough a spi. The bootloader project based on example from SDK11, now just an external...
Hello:
It appears (although I am not 100% certain) that there is a small delay (< 10 usecs) between EVENTS_END in the radio and MICSTATUS in the CCM. I believe I have read...
Hi,
I've got an application running on an nRF52, and it's calling sd_app_evt_wait() from the main loop - and it's staying in that function pretty much all the time.
...
I don't have a 32KHz crystal on my board (using the stock Rigado module) and power isn't an issue as the board is mains powered in operation, so I was intending on using the...
