I use example from SDK 13 ble_app_uart_c.
I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED
where made
err_code = ble_db_discovery_start...
dear all,
i need your help.
Where we are:
We use mbed software developer platform.
We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear.
We are able to generate...
Hi:
environment:
target board: DK52 board and run LWM2M example of IOT-SDK v0.9
router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
Hi,
I'm interfacing a nrf51822 and a H8/3294. My question is how much can I drain a the txd pin of the H8/3294. That means my question isn't really about nrf51822.
In documentation...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hi,
I'm using nRF52832 on SDK V12.2. I add the connection params in the conn_params_init:
static void conn_params_init(void){
uint32_t err_code;
ble_conn_params_init_t...
Hi All! My question is that while using coded PHY is it possible to enable the ACK? In case no ACK receives then retransmission of the same packet to the receiver. Thanks...
I am trying to measure the frequency of the square wave on the ARDUINO_6_PIN on the NRF52840 Dev Kit. It seems like it works well until the square wave goes above 2MHz. Is...
Hi,
I see that in the latest SDK 17.1.0 there seems to be no example for regular UART but only for LPUART.
That made me wonder if there is any advantage in any scenario...
I have an external flash
S25FL132K
I am able to read , write and erase the flash with nrfx_qspi_cinstr_xfer function for 9 bytes. But I want to write more than 9 bytes...
Hi all, I am working on an electronic lock using the nRF52840. Currently it works using Bluetooth Low Energy and the lock opens when a digital key has been sent. (it has measures...
Hello sir,
I am sending the data of 252 bytes through send_notification() at each interval of time but when i send through send_notification() then following error occurs...
Hi,
I am compiling micropython port for Thingy:52. I am following instructions here https://github.com/micropython/micropython/blob/master/ports/nrf/README.md
I see that...
Hi,
I have created an HSL model and it's working fine. Now, I am using a light that has both CCT and RGB control. So, I have both HSL and CTL model existing in the same...
Board ：52840dk_52840
SDK： NCS1.7.1
IDE ：Visual Studio Code
I remap my bootloader partition in my application .overlay file
as
& boot_partition {
reg = < 0x000000000...
Hi,
When i changed NRF_LOG_ENABLED from 0 to 1 in file sdk_config.h returns the following error
1> Linking tdoa_tag.elf 1> E:/gcc/arm-none-eabi/bin/ld: Output/Debug/Obj...
Hello, did you test the working of 100 pairs (Transmitter and Receiver) nrf52840 BLE modules together indoors? If you did, how much data is lost while working together? Can...
Hi everyone,
I use the radio example as my basis. I call the read_packet() function from receiver example. And there is no incoming data, it stucks there. How can i set...
Hey,
I have an app based on the UART central example. I successfully connect and bond to an android and am able to send data via uart over BLE.
I want to send data also...
Hi
I am converting libraries MAX30105 Arduino to nRF52840, but I have a problem,
"MAX30105 parrticleSensor;" what is it?, how can I to convert this? is it a variable?...
Hello , I am trying to build the bootloader source code provided by Adafruit for its nRF52 core. The project is based in Segger Embedded Studio.
Adafruit's nRF52 core bootloader...
