why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi everyone,
I was having RAM overflowed with stack issues which were resolved using suggestions here . Now I am facing another issue. While running mqtt I can only do...
I am trying to use the Scheduler to create my own event handler system (similar to a Ti 8051 OSAL system). I'm writing separate classes that can push data/trigger handlers...
Hi,
I use the BDS v1.1 and nRF Plugin 1.2.2 (from 23.Dec.15). My goal is to simply generate a code for the cycling power profile defined by the Bluetooth SIG. I dont change...
Hello, in the NRF Toolbox UART application for iPhone if you navigate the the UART button screen and connect to the nrf52 eveything is fine. You can exit the app (whitch goes...
After some days trying a very simple tx/rx, reading each page of the manual, looking at at this developer zone, etc. I´m still in trouble, with many distinct partial results...
Hi,
I have a problem with my SPIM read buffer.
As you can see below, my SPI device received bytes correctly and answer correctly
My code is based on SPI example...
In the simple_uart.c there is a code:
void simple_uart_put(uint8_t cr)
{
NRF_UART0->TXD = (uint8_t)cr;
while (NRF_UART0->EVENTS_TXDRDY != 1)
{
// Wait for the...
Hello. I wanted to use a receiver on a quadcopter and some becons nearby(+-5 meters). Is it possible to determine the distance IN REAL TIME to the drone?
I'm a newbie to nrf52832 and would like to ask a dumb question here: can I use radio notification to implement a dynamic advertising message? I've looked into this question...
Hi,
As I know that one reading operation requires 2 connection events:
First - ATT Read Request
Second - ATT Read Response
GATT Read Message Sequence
My question...
Hello.
I'm working with the nrf52 with s132 loaded.
There is a way to have a 6Mbps on the SPI ? I try the value 0x60000000 but this do not work.
Thanks.
Eric Provost.
Hi,
there are similar questions to this but I cannot solve my problem.
I am trying to upload a new code using DFU by means of a smartphone (using nRF Connect) or PC (using...
Hi everybody
Is it possible to use secure dfu (SD130v2, SDKv12.2) with 16k RAM dervices (concrete nRF51822 256k flash, 16k ram)? When I try to shrink ram in dfu project...
