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
I am looking at section 9.1 of the S110 Softdevice Specification v1.3A and the release notes for 7.0.0-2.alpha where I see that an application now starts at 0x15000...
Hi
S110 v7.0.0-2.alpha got released today.
In the release notes it says...
[b]The SoftDevice can now be configured to forward interrupts to one of several applications...
My application seems to be running out of memory, now I received NRF_ERROR_NO_MEM from sd_ble_gap_ppcsp_set. I don't understand why this has started since I don't think i...
Im using custom board with nRF8001. I'm using Hello World example from GitHub.
The nrf chip revision is C not D. When I connect the board to Arduino Leonardo the device start...
Hi
I ran the example " ble_app_hrs ". the consumption is 1.5mA, when I hold SWCLK and nRESET low,the consumption is fall to 0.9mA. how I could reduce the consumpion??
I can input "hello" in win8.1 with button 0
==
before text in iphone5
I change
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(16, UNIT_1_25_MS)
#define MAX_CONN_INTERVAL...
Hello,
I am searching for an exampleproject to learn how to connect to motherboards (or an evaluation board)
over bluetooth:
I try to send data from on chip (nrf51822...
It seems that is not possible to rewrite data on a block ?
I want to persist some data. The first time (after erasing all the flash memory) I store a data on a block, it...
Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Hi all,
I noticed that there are some instructions for testing keyboard on win8.1 or USB dongle.
Can I test it on my iPhone5s which is iOS7.0.4 now?
Regards,
Aaro...
when I use nRF51822 ESB Protocol,I set retransmit delay = 600us,anything else is working
good,communication is very well,but the minimal Tx period is 1.2ms,not 600us,why...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
I want to generate a pulse signal with PPI, timer2 and gpiote. But it doesn't work. Anything wrong with my code?
void init_timer1()
{
NRF_TIMER1->PRESCALER = 1;
NRF_TIMER1...
I'm working on a product that integrates an nrF51822 talking over SPI to an external display. The display protocol involves a series of alternating 10 us sleeps and SPI sends...
