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...
Hello! I'm reading the functions that exist in SPU HAL.
The function nrf_spu_flashnsc_set is used to configuring non-secure callable flash region. Which is great to use...
Hi,
I am using the nRF52833DK with NCS v1.6.1 in SES for a multiperipheral application. The application has the LIS2DH accelerometer which is communicating with nRF52833...
I'm using nrf_sniffer_for_bluetooth_le_4.0.0 on Ubuntu 20.04.3 and running `./nrf_sniffer_ble.py --extcap-interfaces` fails on my system. Which also means the nRF52840 dongle...
Hello,
I would like to implement an I²C communication between a nrf52840 and a MCP3221 (which is an ADC).
The first 7-bit of the MCP3121 are 0b1001101. I guess the slave...
Hi!
I have a custom board based mostly of the nrf9160DK, where I need communication between nrf52849 and nrf9160 processor.
I have used the code from this ticket that...
Hi,
I'm using the PCA10056 dev kit and nRF5_SDK_17.0.2. I am aiming to connect multiple initiators to acceptor using Initiator and Acceptor examples. So far I've been able...
Hi There,
When I am trying to write code, I am not clear about the meaning of the code " bearer_adtype_add( BLE_GAP_AD_TYPE_COMPLETE_LOCAL_NAME ); "
I try to check the...
I'm using the Zephyr provided WS2812 LED driver (SPI). I am noticing some strange behavior when my chain-length property is greater than 10.
I connected a digital logic...
Hi Nordic
We are developing our IOT product and we are starting our development of firmware on nRF9160 DK so that we can port that code to our custom PCB that will contain...
Hello
When I output some data using a 'LOG_xxx' macro, I do get debug information over the RTT console like this:
But as you can see there are some extra bytes in front...
Hello,
I wish to send SPI message by 2 Bytes per once, total 102 bytes.
Basically SPI works fine.
I wonder if there is way to reduce inter SPI time. It measured 18u...
Hi,
We are looking at porting the Tuya BLE SDK to the Nordic platform and on reviewing the documentation we have identified that the SDK uses two 16bit service UUIDs:
...
Most of the examples and posts are about the libuarte async driver, but I am using the basic libuarte_drv (not async) and running into difficulty. Without any concrete example...
Hello fellow developers,
I have purposefully not connected any sensor to my nrf52832 dev. board to see if the example program logs "no device found". Once the application...
Hi,
I have nRF52840 DK, nRFConnectSDK v 1.7.0-rc2,
I compiled iso_broadcast and iso_broadcast_benchmark projects: ( no changes are made)
Here is the run log:
//==...
