25,453 questions

I am trying to compile the blinky example in the SDK 14.

I am getting this error:

makefile:111: ../../../../../../components/toolchain/gcc/Makefile.common: No such file or directory

this directory is actually empty. I remember in SDK 11 this ... (more)

Hello we would like to upload to the cloud the nrfutil generated zip package, however we are worried about the application file security. As far as we know, nrfutils takes the unencrypted .hex file and generates signature in order to ... (more)

I need an application that always advertise the beacon information, such as RSSI and Major and Minor value. At the same time I would like to transmit HID keyboard code. Is it possible to combine these two code? I read ... (more)

Hello,

I was using the nrf24LE1 where i used hal_nrf_set_power_mode() to set the radios' power down mode. Options are power-up and power-down. This is when i was using the HAL_NRF library.

Now I am migrating functionality to the nrf52832 in ... (more)

nRF52832 SDK14.0

Hi, how can I protect the bootloader from being overwritten? Ideally, I would never be updating the bootloader so it will be a permanent part of the device. How can I make sure nothing can overwrite/erase ... (more)

At the very end of this post from Nordic Info center I am doing the exact example at the very end.

http://infocenter.nordicsemi.com/inde...

This is the start to do a transmit read transaction ===>

nrf_drv_twi_xfer_desc_t xfer = NRF_DRV_TWI_XFER_DESC_TXRX(addr ... (more)

Hello,

I'm encountering a very strange problem while attempting to run an fstorage fs_erase operation on my peripheral device when the central is connected. This is on a nRF52832, SDK 12.1.0, SoftDevice S132 v3.0.0 and ... (more)

Hi All,

We are trying to flash our custom NRF52832 board using NRF52-DK+nrf studio. With the same setup that's suggested by https://devzone.nordicsemi.com/questi...

However, from the nrf studio, we can never see the external board ... (more)

i used aplication twi_sensor form nRF5_SDK_12.3.0_d7731ad and i use s132.i conected mpu9060 every time get error on my terminl NRF_ERROR_BUSY.There is exemle of codemain.c and scren from terminal d324ssa42d3434234.png what i do wrong ... (more)

As stated in the topic. We use BLE to simulate UART. As for now, we have defined our own UUIDs but there would be more straight forward to use the well defined and used one by Nordic. However, is it ... (more)

I'm trying to set up a ble mesh with 3 servers and 1 client on an nrf52 PCA10040 dev kit. Upon debugging, I'm getting an error that says: '64, APP_ERROR: C:\Users\sesa463145\Desktop\BLE\nrf5_SDK_for_Mesh_v0.9.2-Alpha ... (more)

I am building a Bluetooth Mesh application based on the Mesh Beacon Example, i have written a custom Makefile and got it compiling with no errors.

But when Flashing the nRF51422 with the program, nothing happens. If I build the ... (more)

Hi, I have installed Software backend (micro-ecc) as given in: https://infocenter.nordicsemi.com/ind...

Compiled example: experimental/ble_app_multirole_lesc --> compilation is successful here.

Now i am want to include and use microecc library in my own example, I have modified ... (more)

I'm using SDK 14 and trying to build the ble_app_buttonless_dfu example. I'm using Linux environment, so gcc for building. When I try to build the example I'm getting an error as below,

Compiling file: ble_dfu_unbonded.c
/tmp ...

Hi, (I'm a computer scientist, please be kind)

In the below attached image, I have collected the data outdoors (so no signal reflection or signal fading) from a single BLE beacon at two different pre-set power levels. I see ... (more)

Hey there,

I'm using the nRF52840 and have all sorts of problems trying to using dynamic memory allocation. I'm trying to develop on an example project from ./examples/ble_peripheral/ble_app_uart. Firstly I had to modify the project because ... (more)

Dear Nordic team,

I have a running NRF52 with a firmware based on the freeRTOS demo. To this demo I added the PDM Support Module and the TWI Module. As soon as both sensors are available, I get very random ... (more)

Hello.

This is my code to "wait until micro sd card is pluged".

while(1)
{
    disk_state =disk_initialize(0); 
    if(disk_state==RES_OK) 
    {
        NRF_LOG_INFO("Initialize Successful \r\n");
        break;
    }
    else
    {
        disk_uninitialize(0);
        disk_state = STA_NOINIT;
        diskio_blkdev_t drives[] =
        {
            DISKIO_BLOCKDEV_CONFIG(NRF_BLOCKDEV_BASE_ADDR(m_block_dev_sdc, block_dev), NULL)
        };
        diskio_blockdev_register ...

Hello there,

I'm trying to flash my custom nrf52832 pcbs(untill I get my DKs in the tech tour with a reconfigured stm32 disco board's SWD port with keil uVision using the blinky blank example in SDK 14 ... (more)

I have made a custom board by following the reference design given in the nordic website using 2450BM14E0003 Balun and 2450AT18B100E chip antenna from Johannson technology.But after loading the program onto the chip, it is not radiating at all ... (more)

Hi everybody, I have an issue with my application, I use the nRF52832-QFAA with the following circuit, when I open the application Nordic 'nRF Connect', I detect the ble when I use the example from Nordic 'experimental ble blinky' with ... (more)

I am using a NRF52-based platform and have BLE code based on the ble_app_hrs_c Hear rate monitor system.

Having set up for scan, I see many device (we have a lot of beacons around).

I can also see the device ... (more)

I am facing some issue, I am using HM10 ble module as peripheral and NRF52832 (Redbear NANO v2) as central device. I using SDK "nRF5_SDK_12.3.0_d7731ad" and example program "nRF5_SDK_12.3.0_d7731ad\nRF5_SDK_12.3.0_d7731ad\examples\ble_central\ble_app_uart_c". I ... (more)

Hi,

As of now i am using nRF52840 and SDK 14.0.0 and i can find only BLE examples and i wanted to work on bluetooth 5 where can i find examples?.

And i want IR generator boards does ... (more)

Hello i am using the nrf52840 with sdk 13. on the client side i saw you are catching the cccd_handle. for the heart rate characteristic. basically i am leaning the basic concept of data Transfer like characteristics.

how can read ... (more)

Hello,

for multilink client services Nordic introduced the *_EVT_DISCOVERY_COMPLETE events and the *_c_handles_assign functions. Like the BLE_BAS_C_EVT_DISCOVERY_COMPLETE event and the ble_bas_c_handles_assign function for the Batterie Client Service

What is the procedure for multilink server services like the Batterie Server Service ... (more)

Hello There, I found following dongle based on nRF51822. They claim same will work for bluetooth 5.0 also. I know BT5 devices are not backward compatible, so not sure if the device can capture BT5 packets.

Somebody please suggest ... (more)