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...
Hello--
The nRF51-Dongle has these 20 pads which I think correspond to a debug port:
On the schematic, it looks like these feed into JTAG signals:
My question...
Hello,
I just got a nRF51 DK and I'm trying the examples of nRF folder in the Pack distribution (SDK 7.2).
I can compile the Blinky project but its not working if I...
i have the nRF51DK that comes with the Segger j-link programmer. Can i use the programmer on the board to program a custom board i purchased from Nordic preferred vendor?...
Hi all,
I am using gcc for my Nordic project and I wanted to add the bootloader. After some reading and experimenting the bootloader worked. Now I thought of making a release...
Hello all,
i am trying to make working the ble bootloader from SDK 6.1 with SoftDevice 7.0.0 and gcc setup (pure Eclipse gcc project frome here devzone.nordicsemi.com/.....
Hi,
I need to develop a BLE service for file transfer between iphone and my device. I chose BLE because the files are very small in size, and as BLE does not need authentication...
Hello everyone,
I got a task which I try to implement using a NRF51822 iBeacon board.
The Task:
Advertise a Device and provide a mechanism to connect without traditional...
I have been using the MCP along with the provided dongle to access a custom BLE service. I would like to build a custom windows 7 application around the BLE service and move...
The below source is mine.
ble_app_beacon.zip
I know that it is possible to display the information in the manufacturer data or service data.
I chose which manufacturer...
Hello, I'm working with the EK PCA10003, that has the NRF51422. I'm trying to read the information of the accelerometer MPU6000 with an ISP interface. At the moment I cannot...
I'd like to use the GATT/GAP driver from an ARM based Linux system. Is there any possibility of getting a library compiled for ARM or (cough) the source code to build it myself...
I am trying to write my firmware in mbed instead of microvision. I have my own custom PCB w/ the nRF51822 and use SPI with different GPIO pins than the standard ones.
My...
On the following code I have a packet of 6 bytes that I write to a buffer. I pass the buffer as read_packet function argument. When optimized, the code doesn't work. I only...
