To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
The 3GPP Release 14 introduced new, third power class of 14 dBm for NB-IoT devices. Is it possible to assign nRF9160 to operate at the lowest power rating class, the 14 dBm...
Hello everyone,
I am working on a project where I need to interface an NFC reader (trf7970a from TI) to an NRF52840.
I got everything working fine, but I have a major...
Hello,
I am running S140 on an nRF52840 custom board. While doing some power profiling, I noticed a spike of current of ~15mA when going from sleep mode to waking-up due...
I've created read onle characteristic called "log". In main.c i try to update it by calling : ulogd_characteristic_update(&m_ulog_service,Log_Data_arr)
But nothing happens...
How can delete individual peer bonding data without to affect the rest bonds:
-currently connected (after disconnect)
- some peer by providing RPA (assuming RPA matches...
Hi,
Is it possible to enable the transmission of 2 bytes of preamble and use the TIFS register to force a delay to transmission when in proprietary 2Mbps mode?
Thanks...
Hello, I'm using SDK 16.0, softdevice s132 v7.0.1, I'm sending the device to SystemOFF and configuring a pin to wake it up with
nrf_gpio_cfg_sense_set( IMU_INT2_PIN , NRF_GPIO_PIN_SENSE_HIGH...
Hi,
I am using a 52832 part as a peripheral communicating with a central running on an ESP32. It operates in the following manner:
1. When it is active, the peripheral...
I am getting a "Stopped by vector catch". This isn't particularly informative. How does one find the code location where the fault is generated?
Thanks
Hello everyone,
I just started learning BLE. I want to develop an application that gets RSSI from a beacon and displays the magnitude of RSSI using 4 built-in LEDs.
Beacon...
We want realize mesh network to mibile phone clients using BLE5
We assume we are have to use 3 types of devices:
1) Mobile phone/pad with built-in BLE5
2) Access points...
In our use case we are using the nRF9160 in eDRX mode with an eDRX interval of 40.96sec.
I'm noticing that the power required to transmit a message varies widely between...
Hello, I am pretending to catch BLE packages with nrf52840 dk with Visual Studio Code or Clion, which one is the best for this kind of programm? Thanks
Hello,
I'm looking for some documentation, and maybe a complete list of possible data I can read over MQTT from a Nrf Thingy 91. Specifically, we're using these fields right...
