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
Can anybody answer me if i do not call SOFTDEVICE_HANDLER_INIT instead i call sd_softdevice_enable ,sd_ble_enable(&enable_params),sd_nvic_EnableIRQ(SD_EVT_IRQn) directly...
I have a simple project which uses S110, so I flashed the S110 and the bin, but the result is not as expected (blinking LEDs), is there any quick way to verify before needing...
hrs_sdk7_1_bin_sc.zip contain application.bin and application.dat
How can I make a xxx.dat file?
When I del it from zip,it will cause error during dfu update.
Hello EveryOne
My button event handler is not being called. following is my code what can be the problem.
uint32_t err_code;
ble_stack_init();
timers_init...
i am working with eclipse. i want to create a binary file. after successfully creating the .elf file eclipse displays a make error saying region ram overflow by so and so...
Hello,
If I enable POFCON at 2.1V threshold in my S/W, build and download it in my target, and I turn on n51822 at VDD is 1.8V. That is, VDD is lower than POFCON threshold...
Hi ,
Could anybody share me the details on the time taken by the nRF51822 to comeout from reset state for the below reset input.
Wakeup from OFF mode reset
Pin...
Hi...
I started with S130 demo example code. Added a custom services . The problem I am having now is that after I connect ble_evt_dispatch isn't being called.
I have...
Hi, I have purchased a Nordic nRF51 and start to write my firmware using mbed OS compiler. As far as I can see the whole process was working perfectly. I could update the...
Hi,
I have a BLE peripheral with a custom service (using a different chipset). I'm working with S120 as a central, and attempting to read/write various characteristics...
I have previously bought a Evaluation kit, (now obsolete) and registered with it. I have also designed a new custom board with version 3 silicon, but I cannot download v8...
Hii...
Am working on S130 demo example. While going through the code i found that code is implemented in polling method. when i compared with s110 example i found that...
How to flash SoftDevice and Bootloader (OTA enabled) to nrf51822 by CMSIS-DAP programmer?
For instance: I did cmsis-dap programmer with mbed code form github.
Can I do that...
hi,
I am want to communicate with nr52 dongle via serial. The dongle periodically outputs data which I read.
The problem is that is the python connect in the middle...
