Hi all,
I've developed a broadband vibration energy harvester that is able to pick up uW of energy from just a couple Hz all the way to 150Hz. I'm currently looking for...
We use SDK12.10 Main.c (d:\nordic\5142xx\software\org-sdk12.1\nrf5_sdk_12.1.0_0d23e2a\examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay.
My question...
Solved: Well, turns out delay and SCK doesnt work well together haha. I imagined the sck signal to be a background thread of some sort. I was wrong.
Hi guys,
at the...
Hi
Im looking for a developer in Denmark to discuss ble technology with. Im trying to get better to understand the technology, because i have some ideas involving beacons...
This system does not work if I enable the third Pipe (Pipe2) .
The system is working without any problem as one RX and two TX (Pipe0 and Pipe1).
The problem on enabling...
Hello,
i have read if not all posts about writing to FLASH while using BLE. But could not find the desirable method.
What i would like to do is to write to flash from...
Hello,
i have read all posts about writing to FLASH when using BLE. But could not find the desirable method.
What i would like to do is to write to flash from characteristic...
Since upgrading to nRF Connect on my IOS device the DFU won't reconnect to the BLE in the boot-loader after initiation from the application.
The device will migrate to...
Hi all,
I am developing firmwares for the nRF51422 under Eclipse with the ARM GCC toolchain.
I have a matrix of WS2812 (or neopixel) RGB LEDs that I am controlling using...
I need a cheap 2 or 3 button fob or itag to connect to/control my NRF51 firmware. So far I only could find "AB Shutter 3" as input device with >1 button but it is using Bluetooth...
Hi all ,
I have one question . I have 3 board NRF : 1 peripheral and 2 central board . I want to transmiss
data from peripheral board to central board 1 then from central...
I am reading a large FIFO buffer from a sensor and there are at least two ways to do it - by simply reading the FIFO using the CPU and SPI in chunks of 255 byte blocks, or...
Hi everyone,
I am having problems in getting the low power mode in SAADC to work.
If I enable it in the config file then the ADC doesn't run anymore.( Blank in the RTT...
HI
I've successfully executed the Light control example and remote provisioning example separately but would now like to combine the light control example with the the...
Hello!
i am testing the nrf52 ble uart example. i am able to communicate with the BLE smartphone application (rx and tx) but i cant seem to get printf commands to print...
Has anybody created a table of what SD consumes in term of Flash and RAM.
More specifically I need the resources taken by S332, which include BLE and ANT + DFU.
Regards...
we need to open uart 30s and close it 30s.there is our code:
if(sec_cnt==30)
{
//printf("sec_cnt=30 is now\r\n");//zzq
nrf_delay_ms(100);
nrf_drv_uart_uninit(&m_dtm_uart_driver...
hi
I write a function getT() to read spi thermalcouple chip.
if the function getT() is called in main() function, it will work correctly. Hence, I think that getT() is...
Hej allesammen!
I'm having trouble with the bootloader example "bootloader_secure_ble", which seems to stuck when calling nrf_dfu_mbr_init_sd. But one thing after another...
I'm using nRF5_SDK_14.0.0_3bcc1f7 and SD132 v5.0.0. In response a DATA_LENGTH_UPDATE_REQUEST event, I'm calling sd_ble_gap_data_length_update as follows:
ble_gap_data_length_params_t...
Hi,
I am using nRF52832 with S132 softdevice and SDK version 11. I am getting bad memory address error code.
err_code = sd_ble_uuid_vs_add (&base_uuid, &ble_service->uuid_type...
