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. I'm using nRF51822, SDK12.2.0, S130 v2.0.1.
I'm using nRF chip as Multi-connection Central and 1 Peripheral as well.
My event function is
static void on_ble_evt...
I've tried everything I can find on this topic and I still cannot get P0.09 to behave as a GPIO pin. Does it have something to do with the way I'm attempting to initialize...
Hello,
I am working on a custom PCB with a nRF52832 and I've been unable to get the ON IDLE power under 480uA. Here are the basics regarding the setup
nRF52832 Rev...
Hello! I'd like to know if S132 v3 implements the frequency hopping scheme defined by BLE.
I've read some documentation on Gazell, but from what I understood, that is a...
Whenever our battery runs to zero, or if we have a reset due to voltage droop, the unit will not auto-connect and the user is forced to "forget" the device in iOS bluetooth...
Hello,
i'm trying to use nRF UART driver (nrf_drv_uart) to implement a high level UART manager.
I followed indications on SDK documentation but it doesn't work and i think...
Working on a project to set up a bidirectional UART to SPI link over ESB with nRF52832 (PCA10040), using SDK 13.0.
Working from provided examples for PTX and PRX, I manage...
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...
