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 all:
Recently, I use nrf51822 as a central to connect some older sensor, but the ble chip of the older sensor did not use nordic, so I have this problem. I develop the...
I have the Heart Rate Service(HRS) program written in embedded c. I connected a two LEDs to nrf51822 board. One LED will start blinking when advertisement starts and other...
How do I write a value to gpregret when flashing the chip?
Basically, what I need to do is be able to detect the first time the chip is powered on so I can go into a special...
In my device I want to adjust the slave latency connection parameter, however my desired min-max connection parameters are the same as during the initial connection. I find...
I have an imuduino (arduino board with nrf8001 bluetooth and some sensors) board and am trying to load some of the profiles from the nordic arduino nrf8001 bluetooth api on...
Hello
I made the switch from SDK 6.0.0 to SDK 6.1.0 with SD7. At first we didn't get it to work. We would get the error NRF_ERROR_INVALID_PARAM on dm_init(). The problem...
Hello, I set up the environment by This . Now I can ping the device on the raspberry pi.
How ever, When I run the python client example on My ubuntu-14.04 and try to connect...
Hi, where can I get access to the definition and meaning and definition of the built in functions and headers of nrf51822? for instance what does this mean: uint8_t err_code...
Hi ,
I am using nRF6.0.0, SoftDevice 7.0, for nRF 6310 hardware.
I am trying to develop a ble keyboard app with the help of Ble Keyboard Sample we have in the SDK. As...
HI,
I am currently working on a project to develop firmware for S110 nRF51822 softdevice .
Currently I have a device with the following details: Ic Version - 2, Variant...
Hello, I am trying to make adc sampling on two adc inputs at the same time. The adc example (simulataneous-adc-sampling-from-two-inputs) is not using IRQ handler and applying...
Can i flash the stack S310 in any nRF51822?
I have a NRF51822 QFAAG0 but I cant run the example ble_ant_app_hrm properly.
I use Keil MDK5 and nRF51 SDK 5.1.
Thanks...
Which works better:
a single GATT characteristic using 'write without response' for transmission from the central to the nRF51822/S110 peripheral and 'notifications...
Hello everybody,
I searched the forums and saw numerous questions regarding sampling multiple ADCs but none for this exact use case.
The question is simple - is it possible...
Setup: Galaxy S3 (Android 5.1.1), nRF52 with S132
Basically I am trying to estimate distance from the phone on the nRF52 by measuring the RSSI and in order to do this to...
