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...
I used nRF connect on iOS to get values from a device. I can see the characteristic property as indicate: when connected it displays the values I need.
1- Is there any way...
HI,
I purchased the nRF51822 Bluetooth Smart Beacon Kit ( I knew it's discontinued ) to perform a quick and simple POC (put my custom 31 bytes for the beacon to advertise...
Hi All.
I have an issue with my development kit. I was working with DFU so I flashed the secure_bootloader project in my nrf52 DK so it is working fine.
But after this...
Hello,
I have an Adafruit Feather M0 Bluefruit LE with an nRF51822 chipset from Nordic and I am currently dealing with Bluetooth Low Energy, especially with profiles, services...
Hi,
As I am new to this BLE applications I am unable to get actual flow of implementing a service to send application specific alert notifications from server which includes...
Hi,
I´m trying to combine the examples "BLE_app_uart" with "TWI_Sensor", because I would like to read data from sensor and put them to my BLE characteristics. I´ve done...
Hi sir
I am getting the current date and time from GPS module . I want to calculate the number of second between 1 Jan 2000 and current date and time. but i am getting how...
Hello, Everyone.
I'm developing a beacon to check the battery level.
I'm current using
nRF51822
SDK11.0.0
Softedevice S130
My inquiry is nRF52 series is...
We just received a batch of custom boards containing the nRF9160. I would like to test them and start developing our actual application.
So far I have switched SW11 to match...
Hi everyone.
I'm using pc_ble_driver_py with nRF52840 USB dongle with burned connectivity_4.1.1_usb_with_s140_6.1.1.hex.
pc_ble_driver_py is modified by me to support...
Hi,
Is there anything to match the above subject with SPI ?
The coding for sending and receiving should be written on the both sides of sensor driver and master side?...
Hi,
I am looking for documentation about the reflow process of the nRF9160, but I cannot find it on the documentation webpage. Is this information available at Nordic? I...
Hello.
When Notifying about 100 bytes of data, sd_ble_gatts_hvx() is sent 5 times. Occasionally NRF_ERROR_RESOUCES occurs. Currently MTU_SIZE is 23, and the actual data...
based on the comments in sdk_config.h, the softdevice uses priorities 0, 1, 4, 5. yet in app_util_platform.h, the macro _PRIO_APP_LOW_MID is given the value of 5. is this...
Hello
I need to do pairing with Android devices without passkey in ble_app_uart example.（ Device nRF52832 ,SDKv16.00, softdevice S132 )
I use ble_app_gls example and Android...
