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, I am working on an OTBR, nrf52840 connects to the router through SPI, I want to know how to upgrade 52840 through the router. The router use OpenWRT. p lease give me some...
Hi,
Our devices are getting randomly bricked by updating firmware through mcumgr in Zephyr. It happens on both the nRF91 and nRF52 chips when we run the latest nRF Connect...
It's strange, My nrf52840 can't boot up after power on,unless it was connected to JLINKRTTVIEW, If I disconnected the JLINKRTTVIEW, the device will stop running, Connect again...
Can anyone tell or give a pointer to info about RFCOMM vs. NUS (or any other vendor specific UART emulation service)?
Why are there vendor specific UART emulation services...
Referring to the Nordic message sequence chart in the following link:
https://infocenter.nordicsemi.com/index.jsp
(Software Development Kit -> Previous Versions of nRF5...
Hello!
I use SDK v17 and using the library and example code for the lsm9ds1 sensor.
github.com/.../nRF52-DK-and-LSM9DS1
'lsm9ds1_reg.c', 'lsm9ds1_reg.c' these two files...
Hello!
I am using ble adc scan mode example and successfully tested it with nrfconnect by sending my data from AIN3 . Now i want to send data of ble to raspberry pi bluetooth...
HI
Like to check on the usage of MQTT. We are connecting the nrf9160 to the network in eDRX.
During the interval, we may lose some message due to the lost of connection...
Hi.
I'm using ES.
RTT(Debug Terminal) on ES works fine. But sometimes I want to use J-link RTT viewer.
How can I turn off RTT on ES and then use J-link RTT viewer? ...
Hi,
as discussed in different issue on DevZone . We have discovered that send command freezes the program in the CoAP client sample. The Nordic employee Hakon has confirmed...
Hello,
This is related to a previous post , but now with new information and a more specific issue to resolve.
We have product in the field based on RF Digital's Simblee...
HI
I used nrf51822- EK board.
BLE HID MOUSE - SDK 8.0
`
How to send left button or right button data?
How to modify below method?
static void mouse_click_send...
Hi everyone,
I'm working on a custom bootloader for nrf52840-based board. The bootloader needs to support DFU from an external SPI Flash and also BLE. I was working on...
Hi everyone,
I am trying to use the nrfx_uarte driver. I did the following:
(a) setup driver
(b) setup the event handler
(c) finally tried to send some testing...
I noticed a lot of the early SDK's 11, 12, 13 examples that had the service changed characteristic enabled. I'm using SDK 16 and it seems that most examples don't enable the...
