When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
Hello
We have devices who uses nRF905 for transmissions between them. When we receive messages we use the AM and DR signal to determine if a message is read correctly. The...
GPIOTE gives us 4.
LPCOMP gives us 1.
What else?
I am working on something related with external interrupts.
Doesn't have problem in my project, but I just always...
Hi Guys,
Is there a way with the Keil C Compiler to get an *.LST file or some sort of Assembly output from C source input?
I'm still trying to write some code to drive...
Hi
Now, I am coding SDK5.0.0 keyboard project and almost done. It's Keil C version. Did you have IAR version for reference? Besides, did you know if IAR supports J-Link lite...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
I would like to know how to implement reset button on nRF51822. Image of schematic would be very useful, but good explanation should be enough. Thank you in advance.
I...
Hello,
I am trying to build the nrf51822/Board/pca10001/s110/ble_app_proximity project, with gcc ...
I have created a makefile based on the button_radio_example makefile...
I would like to know if the Notification/Indication of a Characteristic is enabled. I suppose this data is stored in a CCCD on the stack. I have not found any SVC instruction...
It seems the only way to use the S310 alpha hex on the development kit is to replace the IC on either of these boards; is this correct or is there another way?
Also, the...
Hi,
I am researching BLE product for a similar task (1 central node with 4-6 concurrent slaves). I have looked up other vendors (TI, CSR etc) and come to a conclusion...
After Googling and searching this forum I still don't know if I can make an HID peripheral (a touchpad) for Android that operates over Bluetooth Low Energy, and is accepted...
Over the air downloaded updates are an essential feature for productization. Are there any examples showing how to implement the OAD? Also is it possible to OAD update the...
Hi,
My nRF51822 evaluation board is not working, here i attached the screen shot's of the error messages i used to get on both the nrfgo studio and in keil. Please suggest...
Hi
When I reduce the operating voltage, the nRF51822 with the heart rate demo running resets whenever the voltage drops below 2.1V and does not recover unless I increase...