Hi There,
I am currently developing an LTE-M application on nrf9151 using ncs v3.2.1, the device is a MQTT client that publishes telemetry periodically every 3 minutes,...
Hello Nordic Team,
I am working on an nRF52833 project using nRF5 SDK 17.1.0 with Secure DFU Bootloader.
Environment:
MCU: nRF52833
SDK: nRF5 SDK 17.1.0
SoftDevice...
Hello Nordic Team,
I am currently working with the nPM1300 EK together with the nRF54L15 platform and a custom 40 mAh Li-Po battery.
I am facing an issue while configuring...
i2c_write_read() returns -5 (EIO) immediately when writing register 0x01 to the sensor. Logic analyzer confirms the sensor clock-stretches SCL for ~14µs+ after receiving the...
I recently completed a field-upgrade path from an nRF5 SDK 17.1 application (with the legacy Secure DFU bootloader) to a fresh NCS-based firmware stack, while preserving user...
Hi Nordicsemi,
I am working on peripheral BLE device, the device accessible from smartphone i am also writing the smartphone app, i want just my app to be able to connect...
Just received my Nordic nRF Smart Beacon Kit and was following the instructions in the User Guide to get setup. I inserted the battery into the beacon and there's an LED flashing...
My project is working but nRF connect does not seem to show it properly when advertising. It shows up for a moment then dissappears then shows up a while later on the RSSI...
I did try to SPI example in nRF5_SDK_11.0.0
But, I saw print in serial terminal only one-byte log which is NRF_LOG macro.
Basically, It SPI example included app_uart.c in...
Can't transmit a modulated carrier for FCC testing
part: nRF52832
We are writing our own firmware to support FCC testing. We have been successful at controlling the chip...
Our project use 51822 and another MCU stm32 to transmit heart rate data by uart. then 51822 SPP heart rate to smart phone APP. Now, We meet a issue that 51822 UART will crash...
Hi,
I just found what looks like a bug in ble_nus.c in SDK12 - not sure how to report it so I'm just doing it as a question/answer combo.
Basically:
Connect to...
Hi,
I'm developed a custom nRF52 board, and the main method to reset is via power cycling the power source (battery). Using GCC, should I still keep:
CFLAGS += -DCONFIG_GPIO_AS_PINRESET...
Now, I'm using the SDK12.1.0 and the device is NRF52832, I trying to use the secure DFU bootloader, when I open the Project Nordic provided(PCA10040 Debug) and build it, the...
Hello,
I have a PCA10028 that I want to use as a sniffer using the NRF Sniffer firmware. I tested it in macOS and it's working. The problem is that I also want to connect...
I put my code before ble_stack_init()
reset_reason = NRF_POWER->RESETREAS;
NRF_LOG_PRINTF("reset_reason: 0x%08x.\n",reset_reason );
//NRF_POWER->RESETREAS = 0xffffffff;...
Is it possible to receive connections without setting up a GATT service
For security reasons, I would prefer if generic apps and also the new Web BLE API could make connections...
Hi,
I loaded the code available at github for system on wakeup on gpio current and measured the current in low power mode by connecting a multimeter to a nrf51 dk.
The...
hi,
I am working with nrf51822 board using softdevice(s130).I am making ble initialization and continuously calling the power_manage() function in which sd_app_evt_wait(...
Before post this question. I post the MY QUESTION in stackoverflow forum.
but I couldn't find solution.
I know that Nordic board set Bluetooth Low Energy(BLE) multiple...
