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 NorDev. community,
I have two sensors operating on nrf51822. I control them manually by mechanical switches at the moment.
I would like to change this sensor control...
hello everone
1、I tried the thingy52 sound demo ,but quality of the sound is bad, It is because the limit of the transfer speed？
2、I want transfer the sound by ble，how...
I would like to start off by saying I am not a very experienced programmer and I only have base knowledge of Java and Android Studio. Furthermore, I have no experience in...
when I run the secure bootloader example in nrf51422 development board, the code is working fine. I am able to load the packet through nrf toolbox app. But the same code when...
hello
i am using nrf 52840 board with sdk 13.
i use heart rate collector example to connect the 6 heart rate peripheral .
Modified the hrc_c example following this link...
I want to monitor NRF radio channell's RSSI to switch on "free" channel.
How to make it properly?
This is my code:
if(rx_q_flag == true){
err_code = esb_init(RX,...
I want to increase the MTU values to increase the throughput from my own service (currently based on NUS service) and to receive the data with pc-ble-driver-python with the...
I am using power_manage function to keep low power sleep mode. And I used below peripherals in code,
SPI master, SPI master is disabling when ever I am not using.
...
It appears to me that some of the saadc APIs (e.g. those found in nrf_drv_saadc.h in SDK 1.4.0) are missing in the nrf SDK for HomeKit.
Some hint where to find these functions...
How do you do
The attachment is a problem in the previous code, please help to debug it, thanks ble_app_uart_pwm.rar
E:\nordic\nRF5_SDK_12.2.0\examples\ble_peripheral\ble_app_uart_pwm...
Hello.
There is an executable file built by setting the address of the entry point (RO_Base) to 0x00000000 with Keil's linker setting.
I converted this executable file...
Hi,
I'm using nrf52840 with openThread. I like set the MCU in system on low power mode. RTC1 is used as application timer for wake up and start transmission periodicly. For...
Hello,
I could not find any related info, so I would like to ask few questions:
I have pca10028 board, using s110, sdk 6, ble_app_uart code. The board gets connected...
Hello all,
During current measurements of our product using nrf52832QFAAB0 I've noticed a high IDLE current of ~450uA. Trying to isolate the problem we programmed our board...
I am working on adding DFU, persistent storage and pair/bond feature to an existing nRF51 application, developed with SDK v10.0.0 running on SoftDevice S110 v8.0.0.
I looked...
