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...
I'd like to optimize RAM usage due to lack of memory.
According to the release note of S130, the size of the GATT server attribute table can be set.
To get more RAM for...
First of all, I managed to successfully upload S110 and dfu bootloader (from SDK 9.0.0) individually to nRF51-DK board via OTA DFU using the Master Control Panel app. Initially...
I'm trying to get a DFU bootloader compiled for S130 8.0
In Keil the default dual bank compiles to over 7k
Total RO Size (Code + RO Data) 12608 ( 12.31kB)
Total RW Size...
Hello,
I want to save some structs to flash using pstorage with S130. What would be the best way to achieve this?
The struct consists of message, deviceID.
The whole...
I am designing a NRF52 based device. Do I need to add ESD protection circuits on PCB for any pins on NRF52? The initial device I am making is for prototyping a system. so...
Using nrf_delay_ms() can be energy consuming and indeterministic. I am trying to use application timers (from "app_timer.h") in nRF SDK 8.0. The way I did could be partially...
In a previous excellent answer Ole Morten explained how to calculate the maximum throughput of transmissions using notifications . I'd like to know what the calculations are...
Hi,
I am a newbie. I understand that a similar question was asked earlier, but I couldn't get an answer specific to my questions. My goal is to sample an analog signal at...
Hello,
not strictly an nrf question, but I am having trouble communicationg with the developer dongles under OS X. I am using screen to connect to my terminal and the input...
Nordic has show coffee machine using BLE IPV6. The BLE chip on coffee machine shall work as Master for IPV6 communication with internet? If so, does this chip drain much more...
Hi,
I would like to communicate nRF24L01 + module 2 but I'm facing a strange problem . I checked the registers . The data is loaded into the transmitter in the FIFO . I...
Hello!
I just want to change the outcome of Button 1 press action in my nRF 51 Dk. For example, instead of toggling led 1, I want to toggle pin 5. How to actually do that...
I have nrf51822 s130 sdk v8. When I use spi master in main loop the it works fine. When I start to use SPI master inside ble event then I dont get start, cancel or complete...
I'd like to know, it there a way to include the service changed characteristic, but not have it indicate that services were changed unless I tell it to? Here is my situation...
Hello,
I am currently working on a project based on the ANCS demo from the SDK. Everything is working great with the exception of bonding and DFU. The first step is to...
