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 am trying to intergrate the blinky, timer, and UART examples.
Blinky and Timer examples seem to work fine.
When I added UART, linker error starts to show up...
Hi,
Follow answers from here and have many try, not success yet.
Development with GCC and Eclipse, can not reach main() but return "Programe file does not exist" when...
Honorable technician, hello
I am adding a dependency Library for DFU by Android studio,find " compile 'no.nordicsemi.android:dfu:1.3.0' "and “ implementation 'com.android...
As the title says, I'm having problems connecting to my device with my custom board and I don't know what else to do. This is my Layout:
Whenever I upload my firmware...
I found nRF52832 modules like www.ebay.com/.../332270581440 on eBay, but there's no documentation for them except the board pinout. Has anyone tied them? How are they shipped...
Hi All!
I must to add some binary data to ADV packet use Manufacturer Specific field.
I fill the related fields:
static uint16_t adc0_data = 0; // ADC measured data...
Hello,
Is there some exemple about how to secure a NUS connection between two nRF5x (one NUS, one NUS_C) ? Dans it use a preshared passkey ? Is that secured (man in the...
Hello,
I am migrating a working application from SDK13 / nrF52832 => SDK14 / nRF52840 and during build, i get undefined reference for sqrt, sin and cos functions.
I...
hi
I mistakenly left the inductor connected between the dcc pin and the DEC 4 pin and let it operate in the LDO mode.
What kind of problem will you encounter?
Or maybe...
hi all, I want to learn about HCI layer . It has 4 packet and I dont understand about HCI ACL data packet and HCI synchronous data packet . how are they diffent? Packet from...
-Dear Nordic Devteam
Thanks for your endeavor for the nRF Sniffer 2 . Although it is a beta version, this is sincerely anticipating.
To set up the Sniffer you will...
I am developing some firmware using SDK 8.1 where power consumption is absolutely critical. The firmware will make a ble connection between the central and peripheral device...
I'm facing a strange problem that I don't really understand:
I'm using 51822 (s130) on a custom board to communicate with iPhone 5S. The parameter that is able to establish...
In multi-link central app, after BLE_GAP_EVT_CONNECTED event, BLE_LBS_C_EVT_DISCOVERY_COMPLETE is called NRF_SDH_BLE_CENTRAL_LINK_COUNT number of times.
So For example...
