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...
Hi,
as I understand (and tried), in order to get low power consumption on the NRF91, I need to to get CONFIG_SERIAL=n.
However , I need the uart to be enabled (for short...
Hi - I am wondering what is the power optimal way to read/write with the TWI module. I do a tx and rx with the TWI interface. I have something like this, from the examples...
Hi,
We have just almost finished develop a product which used nrf52840 as a data hub, a wifi module connect to nrf52840 through uart, and baudrate set to 460800, and also...
Hi ,
I am using the example "ble_app_uart".
I enable uart while receiving data from nus handler and turn it off after transmitting.
After I mondified the code, it can...
When trying to write the bootloader hex file to the device with nRFgo Studio, the following error message is displayed.
[nrf52840_xxaa_s140.hex programming failed: This...
Hello
I'm using SDK 15.2 on nRF52 DK to test the ble_app_multirole_lesc example.
I downloaded the code to nRF52 DK to act as central.
I commented the scan_start() function...
I take bootloader_secure_ble example for pca10056 build it and use hex file to program using nRFGo Studio get error verification Failed. if i programmed with keil then load...
HI,
I'm having a problem when I use the function nrf_drv_twi_xfer. The function returns the error code NRF_SUCCESS, but using the event handler I notice that I'm receiving...
I am using nrf connect app on ios , the device is getitng on device mode but it is not showing DFU button on it , but it is working when using android app of it
And...
Dear all,
I am using SES, I have an application that relies on a softdevice. For it I developed a custom bootloader that DOES NOT rely on the softdevice and only transfers...
Hello, Nordic! I'm developing with a nRF52832, a bmi sensor and SES. I am starting with the BMI160 libraries on github and encountered some problems with the call of the i2c...
I am trying to implement a simple matrix 4X4 keypad. I have an issue in enabling gpiote events. I disable gpiote events when there is a row event and i scan the keys by turining...
Hello,
We were wondering under what conditions the SIM will reset. AT commands will give us activity on the SIM_CLK and and SIM_IO lines, we are looking to see activity...
Hii,
I have two question regarding advertising and connection
1. Is there any way to hide my peripherals advertising from any other central scanner .
2. Is it possible...
Hi
I did test two sample code with nrf52DK kit in segger embedded studio. with sdk ,nRF5_SDK_15.3.0_59ac345
1) ble_app_uart (I connect one sensor with UART,I did some...
