Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
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 there~. This is Matthew! I saw a thread explaining that the production variants of the nRF52840 will first be available Q4 2017 at this link .
I was planning for BLE...
Hi,
I had a difficult problem.
First, S110 & SDK9
ble_stack_init () is the source.
static void ble_stack_init(void)
{
uint32_t err_code;
// Initialize the...
Hi. I'm using nRF51822 as Peripheral.
To init the service for example "NUS", i have to call NUS_BASE_UUID as below..
#define NUS_BASE_UUID {{0x9E, 0xCA, 0xDC, 0x24, 0x0E...
Hey guys,
From what I understand, the minimum connection interval on say, an iPhone, is 20ms. Also, you can send up to 6 packets of 20 bytes within a connection interval...
I have established a ble connection between two dk boards, the code I based on is the ble_app_uart_c and ble_app_uart, and try to detect some rising edge delivered from the...
It's kind of relative question with my previous question.
"When smartphone range is shorter than a peripheral(nRF5X), is there any way to receive an advertisement from the...
Hi all, I tested the example: Experimental: LE Secure Connections Multirole Example with my smartphone and it is working fine, but when I tried use LESC on my peripheral device...
I can't open a com port after starting the nRF Connect app. This happens in Windows (native) and also a Linux virtual host with the com port passed through. I'm using a nRF51...
I found strange behavior when using back-to-back packet transmission.
Configuration of PTX/PRX is:
No Auto-ACK (disabled)
CRC 2 bytes
Packet length 13 bytes
Addr...
I have the blinky examples working, but have not been able to get any example code using any gpio input to work. they compile fine but the buttons done seem to work. I'm using...
Hello,
I'm using the sample project from this post .
Following the steps and using nRF52DK, one for server and one for client. I've modified the server count from 3...
Hi all , I has 3 board : 1 board central connect with 2 board peripheral . I want to send string from peripheral 1 to central , then from central to peripheral 2 . Please...
Hi All,
We have a data logging application, where our typical data packet is small -- roughly 20 bytes. I've been experimenting with FDS for storage, with one record for...
I'm having compilation error, and got a couple of errors similar to the examples below:
Error[Li005]: no definition for "sha256_desc" [referenced from C:\Users\..........
