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...
I want to take saadc samples for one second,every 5 seconds,the rest of the time the mcu is in system on sleep mode with rtc1 on.Eery 5 second there is an rtc event and the...
As the datasheet showing
The GPIOTE input mode consumpt upto 22uA ,it is inconceivable.I want use NRF51822 to design a ultra low power consumption production ,and use...
HI:
I want to use nRF24L01+ as TX, and nRF51 Dongle as RX. And I try to use nRF51 Dongle to just listen for the RSSI of the NRF24L01+. Is there any example or reference...
Hi, I am new to nRF51DK. I am following this tutorial shown below:
developer.nordicsemi.com/.../a00066.html
After I flash my s130 softdevice, I follow the file directories...
Hello,
The intent of the implementation is to first connected to a central using fast advertisement and once they are connected the first time, if they disconnect, the...
Hi, i am going to tune my PCB meander antenna by soldering center conductor of semi-rigid coax cable directly on to the coplaner wave-guide trace and outer conductor on to...
Hi, i am designing a board using balun in it. Also, i am going to use meander antenna of nordic dongle(reference image is attached). As i can see, there is no RF coplaner...
Hello , I want know , if i used the Gazell Pairing Library (gzp) , it means that I can not use the ACK
Payload function ？if i can use the ack payload function place give...
Hi,
after reading the NFC with an smartphone the power consumption stays very high without doing anything else...
I don't know if this is related to this bug: "NFCT...
Hi,
I saw in the infocenter that the SAADC can measure the VDD directly. So in my case I want to check the voltage of a 3.3v coin cell regularly, I could do this without...
Hi Everyone,
The On Semi 7150SL reference design incorporates a dongle that can stream stereo music to two hearing aids which are equipped with the Ezairo 7150 module....
Dear sir,
Can we use NRF51822 OR NRF52832 as a slave device .As our controller is STM32F407ZET6 and we did not want to change any firmware from our previous version except...
I am using Keil to compile code and program into nRF51822 chip. SoftDevice s130 is used. There are various types of nRF51822 chips - nRF51822_xxAA, nRF51822_xxAB and nRF51822_xxAC...
