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 understand the the Android Counter part will disconnect from the my NRDF board if for debugging purposes I stop at break point in the code. (I'm using Keil uVision...
Hi Guys,
I need to implement real time streaming of accelerometer and gyro values from the nrf51 DK to either a desktop or android system. Could someone please help me...
Hi,
I recently completed a project that acquired data from an ANT+ sensor via the ANTUSB-m device. In order to develop the application further I purchased the nRF51 Dongle...
A general question, not really related to Nordic, but...
I have seen several references to BT 4.0 headphones. I was under the impression that BT 4.0 didn't have a profile...
I am trying to disable rx after starting data transmission, is there any way to do this for ble projects, and is there any advantages in terms of lower power consumption?
txidle.png
In the attachment there is a method to reduce delay while transmissiom. Do you think this can help lower the power consumption? If so how can we do this using...
Hi,
In pstorage.c, function uint32_t pstorage_init(void), there a call to sd_flash_page_erase (line 846):
// Erase swap region in case it is dirty.
retval = sd_flash_page_erase...
Hello,
I'm curious about how to deploy my application to multiple nRF51 Dongles at the same time while I am developing. I have the same application / hex file running on...
Hi,
I'm trying to connect my nRF51822 PCA100001 development board to a ARM M3 processor via the SPI. In this case the ARM M3 is the SPI master and the nRF51822 is the SPI...
Hi,
I am having a nRF51 DK(PCA10028) development kit. I am trying to run blinky example on this development kit using Eclipse+GCC environment. I am following nAN-29 application...
Hi, I'm trying to locate the Softdevice whitepaper (nWP-20), the S210 softdevice specification makes reference to it, but I can't seem to locate it anywhere on the nordic...
Hello Everyone ,
I want to use pstorage for my project.i get the example code from here
devzone.nordicsemi.com/.../
and its working properly(i.e read and write operation...
I am using nrf51822, after establishing connection between master and slave, circuit needs only tx antenna, is there any way to put rx in sleep mode for ble application? During...
