There is the board mark on the chip like n51822CEAAD01350A0, where DO is Build code, 1350 is tracking code(YYMM), A0 is lot code.
My question is how can I get those codes...
I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx（the send length is fixed 10 bytes） ...
Dear nordic employee：
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
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...
Hello everyone
I'm developing a software which should use the latest OpenThread version and if possible in the form of prebuilt libraries. I followed the tipps and instructions...
I try to execute the PWM settings via the library in an extra .h/.c file to keep my main method as small as possible. Unfortunately the program sticks in the ErrCheck and...
I am currently designing a circuit with the NRF5340. This circuit will be alternatively supplied by VUSB when connected to a USB port and by a 1.8 V power supply to VDD when...
Hi,
I am using nrfconnect to debug my application code. i have an application code with 9 services in total and it is working fine as expected.
Now the problem is, if...
I have a freeRTOS based system and my Logging Thread, which is based on the examples has odd behviour when used in conjunction with the WDT. When I first program the board...
Dear Nordic,
I am adding the NUS to a firmware that already runs a custom service. I based my code on ble_app_uart. It fails during init, when it calls ble_advertising_init...
Hi guys:
a. I use a uart dfu bootloader(loacation: SDK-location\nRF5_SDK_15.0.0_a53641a\nRF5_SDK_15.0.0_a53641a\examples\dfu\secure_bootloader\pca10056_uart) in 52840 soc...
What is the ADC internal reference voltage (0.6V) tolerance at room temperature and over the full operating temperature range?
Or is it same as the value specified in the...
I am using NRF52840dk boards to make an openThread mesh network with CoAP. There is an example in NRF-SDK for coap client and another example for coap server. I used them...
I know there is an ongoing global semiconductor crisis. In the products, we decided to switch to NRF52/53 family products as core MCU. However, we're having hard time getting...
Hi,
Currently our system is using printf() to print some debug messages to the Segger debug terminal. Now we would like to reroute these messages to a UART port.
We are...
Hi there,
My nrf52840 DK seems dead. I want to recover it.
What I did:
Put the nrf52840 DK into Bootloader mode by pressing the "IF BOOT/RESET" button while powering...
Hi,
I'm working with pc-ble-driver and a PCA10040 devkit.
First, the central sends a data length update:
This returns no error (0), and on the BLE_GAP_EVT_DATA_LENGTH_UPDATE...
Hello,
we have a question about the usage of FDS. The data to save has a length of 1200 words. So the virtual page size is set to:
#define FDS_VIRTUAL_PAGE_SIZE 2048...
