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...
this is my sec_param:
sec_param_bond 1
sec_param_mitm 1
sec_param_io_capabilities ble_gap_io_display_only
sec_param_oob 0
sec_param_min_key_size 7
sec_param_max_key_size...
Our present application makes heavy use of the nrf51822 UART and I2C interfaces. We have a 115200 baud UART channel and thus need HW flow control. We are interfacing to an...
I would like to create wearable fitness based applications/hardware using nRF51822. But i am not sure how to get the fullest of power down modes in the chip.
For example...
Hi,
I purchased an nRF51 DK recently.Followed this tutorial to compile and flash an example project:
devzone.nordicsemi.com/.../
Here are the tools used:
Keil...
Hello，greetings.
I am trying to communicate among 2 NRF24L01+ modules using stm32 and stc89c52.
With EN_AA = 0x00, EN_RXADDR = 0x00, SETUP_RETR = 0x00 on PTX ,and EN_AA...
Hello,
I want to use preprogrammed Long Term Key (hard coded) with Device Manager for nRF52. I found the dm_enc_key structure but I could not find any solution to provide...
Hello all
I have an nRF peripheral based on S130 SD. I have exposed certain services with both read and write permissions. However i would like to secure these services...
Hello,
I have developed a simple characteristic to send data over ble using the ble_nus service.
I created a service and added a characteristic to send. Then sending the...
I am working on a BLE device (currently being prototyped with the mbed DK). It connects to a smart phone app. I would like to build in some security features, definitely some...
Hi guys I just bought:
one nRF51 Dongle (nRF6825 Rev 1.1.0 2015.27)
some nRF51822 Bluetooth Smart Beacon Kits (nRF6930 Rev. 1.0.0 2014.27) that are basically beacons...
In my application I need to use the whole flash memory available (128 KB of the nRF51422 QFAC). My data is first stored on a 2KB buffer and once the buffer is full, data is...
I'm trying to figure out why I need to rebond after completing a DFU upgrade with Android 5.1.
My bootloader does not modify the device manager pstorage state, but I am...
Hi!
I've just started developing with NRF51422 (PCA10028 board). I downloaded the free version of Keil MDK-ARM and loaded the "ble_app_uart_s110_pca10028" example from...
Hi,
We wanted to create a device what control with a remote controller but we want to controll this device by smartphone also.
We going to use 51822 but it is not exactly...
Hello.
Our company develop BLE device and make some applications(android/iOS) for updating ble devices.
Those applications use nordic DFU source for installing firmware...
