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 was wondering the behavior of the NFC BLE Pairing with OOB when max connections are full. Will the connections disconnect in order to pair with a new central after an NFC...
Hello,
in nRF52832 devices, P0.21 pin can be configured as reset using PSELRESET[0], PSELRESET[1] ergisters.
Due to space constraints, i dont intend to use the reset...
Hi：
I want to ask：the nRF24L01 can work in single point mode by SPI commands。 I need the wave show like in the picture。
IF it can,which software and hadware I need....
Hi,
I trying to send indication supplied with some data to my Android app (which BTW works fine with other BLE devices) as an answer to characteristic write command
...
I am trying to run a project on a Fastnel
BT840 module
I had the code running on The dev kit when we switched to the new hardware without a FL crystal I have been unable...
Hi,
I am working on writing data on flash and reading it back.
i am not able to read data which i am writing to it . i am posting my flash file please suggest where i...
I need to sendt several indications on one BLE_GATTS_EVT_WRITE event. If I just call sd_ble_gatts_hvx I get NRF_ERROR_BUSY Isn't it strange? API stats:
Only one indication...
Hello,
I'm a beginner and I have lots of questions. So I wanna communication with MCP4110 chip. But I can't. I configured SS, MISO and CLK pin in sdk_config.h. (SEGGER...
Hi, all,
I try to use NRF52832 as central and peripheral. When it is connected with peer as central, I try to send to peer a message with "sd_ble_gattc_write", but I can...
Hello,
I have enabled WDT for nrf52810,S112 with following configuration.
static void System_task_initWatchdog(void) {
NRF_WDT->CONFIG = (WDT_CONFIG_HALT_Pause << WDT_CONFIG_HALT_Pos...
I'm using the nRF52 DK with SDK 15.3.0. At this point I'm trying to get a UART loop back to work by tying the TX pin (P0.8) to the RX pin (P0.9). I have verified that the...
Hi Nordic Team,
In my BLE project I'm creating a Test application which gets all the advertising data from peripheral devices. The complete list of scanned device is received...
Hi,
Good Day!
Problem: We have LED Screen connected to nrf52832 through SPI com and we have some led graphic effects in our application which requires some delay between...
Hello,
I need to send logged sensor data in external flash to a phone via BLE. What is the best way to accomplish this?
How should the GATT be designed for transferring...
