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...
I would like to set the security level of a service to security level 4. Unfortunately I have problems with using the BLE_GAP_CONN_SEC_MODE_SET_LESC_ENC_WITH_MITM setter with...
Hello,
I just wanted to throw in that for a hobby project I interfaced Solomon Systech's SSD1331 (96x64 pixel) color OLED display and created an SPI-based driver for it...
Hi BJorn,
I am using nRF52840 chipset using NINA-B301 EVK and could port and test some test applications using NRF52 SDK. My query is in actual harrdware we are using only...
In the nRF52832 Product Spec v1.4 th the ere are discussions in sections 16.5 and 19.3.10 about being able able to output a divided down version
of the 32MHZ clock on the...
I'm using nRF52 and SDK 15.2 with SPI Manager (NRF_SPI_MNGR_ENABLED) with EasyDMA disabled. Some of the external chips I'm communicating with via SPI can't handle consecutive...
Hi,
I am trying to write a I2C read and write wrappers for Invensense MPU9250. Previously, I was using SDK11 and I don't have any issue with it. However, after porting...
Hi,
I am trying to use the USB connectivity firmware so that I can use the pc-ble-driver with it.
I downloaded to my custom board the file 'connectivity_4.0.0_usb_with_s140_6...
Hi, I want to send 9000bytes one sencond.But when I send these bytes it will return error code is 19.
I had increased the ATT MTU to 274 with the function of nrf_ble_gatt_att_mtu_periph_set...
Hi everyone,
I'm playing with the nRF52840 dongle (PCA10059) but I'm not able to program it using nRF Connect (v2.6.1).
I open the sw and connect the dongle, choose...
I am trying to see onboard SD card via usbd_msc and I can not achieve that. I am sure SD card is connected properly and working as I can mount it and write files to it form...
Hello ! Hope I can get help with this as I am completely new to this and dont get a hang of it yet. What I am looking for is to be able to use the servers as clients. I have...
I use nrf52832-AA, S132
I use Fstorage from 0x68000 to 0x73FFF in flash memory.
Reading or writing data from that memory.
It doesn't have any problem working normally...
Hello Everyone,
I am newbie to nordic BLE environment. This maybe a silly question.
Currently I am using nrf51 DK with SDK11, S130.
Data to be sent through SPI:
...
Hi,
I was trying to add generic onoff server model to the dimming server example in order to On/OFF and Dim the LED on the nRF52 Dev board using nRF Mesh App. I added all...
With 100 battery powered bluetooth long range slave nodes connected to one master. To increase battery lifetime, Is is best to connect/disconnect all slave nodes to the master...