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've implemented one custom service very similar with NUS. I have two peripherical devices that are running in two PCA10040 with S132 12.1, and one central device...
I have set up some code using the ESB example in SDK v12.2.0 I and am able to transmit and receive packets between two nrf51 dongles, with no issues. However, when I program...
Hi,
I did time measurements for packet transmission (notification) and saw only ~ 30 microseconds (about 1000 ticks with 0 prescale) difference between sending one or up...
Hi,
I am using nrf51822 chip. I am using RTC to generate irq with CC. Everything works fine for IOS and old Android version. New android version makes 2 things when I disconnect...
I own a Surface Pro 3 which has only one USB-Port. Can I set up nRF-Connect with the internal Bluetooth instead of using an USB Hub to connect two development kits?
To whom it may concern.
Ended up on the Nordic Semiconductor website, since I was trying to find a good manufacturer for a Health Smartband and software.
I represent...
Hello, I want to use multiceiver mode nRF24l01. For 4 transmitters.
When setting up the receiver, I can only receive data from the tube 0.
I can not understand how to tell...
Hi all, I'm working on SDK13.0.0 secure bootloader and I'm curious to know about
Why nordic defined, dfu service uuid(0xFE59) is 16-bit uuid and characteristics in...
Hello,
I am attempting to use GCC with Eclipse. I have installed all the tools, sdk, etc. and have also installed Mentor Sourcery CodeBench to get the Make and rm tools...
Hello,
I'd like to know if it's possible to use this chip to analyze the spectrum in the range of 800MHz 1GHz, and if it's possible to capture raw data. With the information...
Hi,
I am working on SDK13 multiperipheral example trying to add nus in code, but it is not able to send anything to connected android , nrf52 is receiving only 1 byte if...
Hi,
I want a Mesh solution with gateway which is able to connect Amazon Web services(AWS) via MQTT.
6LoWPAN mesh network based on IEEE 802.15.4.
Mesh devices can be...
