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...
Nordic has provided a good SPP implementation over BLE.
devzone.nordicsemi.com/.../
However, will it raise power consumption and cause BLE to lose its low-power characteristics...
When trying to do a direct advertise massage ( sd_ble_gap_adv_start ) I get error code NRF_ERROR_INVALID_STATE (Invalid state, operation disallowed in this state). This is...
Hi Team,
In my application UART is used.
I need to send parity bit based on particular responses that I need to send to the device
connected to UART.
Can I change configuration...
Hello,
I'm working with timeslot API (basing on github.com/.../observer) . I have an advertising and active scanning running concurrently. However, I want to completly...
I am using nRF51822 to generate 3K HZ PWM signal for a buzzer.
I read other people's question and try it.But as far i can't solve this issue.Please help.
At first i use...
Hello,
I just ordered a shiny new nRF Beacon from Mouser. The beacon is version 1.1.0 advertising "DfuTarg", so I am attempting to flash the application file that comes...
Enlight of the increase in 8.0 SD size, I am concerned that my application size may soon grow too large to utilize Dual Bank DFU. I know the actual size of the .Hex files...
修改Device_Name.jpg
After programming, the device name cannot be changed.
Is there any solution that can achieve?
I know that I can change the paramter from the function...
Hi,
I am using the NRF8001 in UART mode and attempting to bond with my android device (Lollipop 5.0 Nexus 6).
i am using the nordic arduino sdk which is found here:...
The Master Control Panel will be able to keep the connection for hours and hours.
But when I am using the iPhone 6 to do the test, after connected, it will also be disconnected...
Hello
I've been having some strange problems with my SPI and TWI bus. In my setup, I'm using SPI0 and TWI1. I noticed that, even though I'm not using it, that SPI1 was...
This seems to be a common problem after searching in this forum. In my case, I need to read from an I2C slave and send the data out in BLE. I have made it work without SoftDevice...
Hello!
In my application, I have to receive UART signals from another device. The problem is the signal comes inverted so the nrf51422 can't handle it. I thought in 2 possibilities...
In spi_master.h SPI_DEFAULT_TX_BYTE is define as 0x00.
This value will be used when sending dummy clocks, or just reading from SPI slave, or writing length is less than the...
