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...
Hi,
So I'm fairly new to programming the nrf51822 and using the Nordic platform.
I'm currently using the nrf51822 Waveshare DK. I have setup JLink5.1.2, nrf5_MDK_8_5_0...
Hello,
I am using SD 130 on nRF5 with SDK V12.1.0.
I want to write to a characteristic using the android debug app (nrf connect).
This is my code for the characteristic...
Greetings,
As mentioned in this blog post, GCC compiler -flto flag isn't mysteriously present since SDK 9.
devzone.nordicsemi.com/.../
Any specific reason for this...
Hello,
I use a SparkFun programmer to flash a nRF52832, once I flash my board (with the program below), I type in my terminal : "JLinkExe -device nRF52 -speed 4000 -if SWD...
I have many peripherals, dealing with each of them individually will be very ineffective. The peripheral has no buttons, but it has a display.
Questions :
For security...
Hi,
In my application of interfacing SD card with nrf52, I am using SAADC to sample the input signal at 1000 samples per seconds. These samples I am combining in 84 packets...
I have set up ble_app_uart along with gpiote and spi. When I first trigger the GPIOTE event the MCU is supposed to go to sleep after, but it seems to keep running in the main...
Hi Everybody!
I'm trying to integrate a buttonless dfu into my application but I'm not able to get even the provided example in SDK 12.2.0 "experimental_ble_app_buttonless_dfu...
Hi,
When calling app_sched_event_put inside the same hanler i am exit to main for(;;)
The main loop
for (;;)
{
nrf_drv_wdt_channel_feed(m_channel_id);
app_sched_execute...
Hi,
What is the valid configuration for SAADC with oversampling for nrf52 sdl12.2
I try
SAADC config
SAADC_CONFIG_OVERSAMPLE 4
nrf_saadc_channel_config_t channel_config...
Dear Nordic Team,
Thanks for supporting.
I have a nRF51822 Board (PCA10028) and Also i have arduino code for reabear from ( github.com/.../nRF51822-Arduino )this link...
Hi, all great guys,
We are using NRF51822 as the MCU,and met a very strange problem about the current consumption in our application. Normally,the lowest standby current...
Hi.
I'm new to Nordic BLE devices. Using the nrf51-DK.
I have a peripheral device (non-Nordic) which I want to connect to from a Nordic central (S130) using the public address...
Hello, I want to change mode from radio test example from button input.
How can I use the gpiote for mode change from button input.
I only want to use modulated and unmodulated...
