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,
I am trying to use the s120\multilink_central example, using SDK v6.1 and S120 v2.0. The probleme is that I get a hardfault handler. I think that the probleme is...
Hi, I am using a nrf51822 with sdk 7.2.0 and s11o v7.1.0
I also have a imu ( mpu 6050 ) that gets accelerometer and gyroscope data.
How do I do continuous transmission...
Hi,
I am using the nRF51 Dongle and every time I send a command the pipeline goes into "Stall" condition. Using USBlyzer I can see that the command is sent but straight...
Hello,
I would like to build a device that looks for other beacons (not using a phone)... This device would simply look for other beacons near this device.
My questions...
I just tested putting the same firmware on two different nRF51822 s and inspected them with this test app .
They show two different UUID's.
I can find no macro...
Hello guys!
I'm experiencing some troubles trying to compile the blinky_rtx example for my new nrf51DK. The source is taken from the SDK7.2.0.
I'm under Linux and I...
I am brand new to nRF51 DK and I am struggling to figure out where to start. My goal is to periodically sample analog inputs and write them to SD card.
Can someone point...
Greetings,
Is there any way to increase the pairing distance needed for the host and device to pair. The application I am developing needs static devices, if they loose...
Hi there,
I am little confused about how the BLE interrupts work, when they are executed, and how can I explore their results.
And, what is the difference between on_ble_event...
Hi,
I am trying to get a PWM output via GPIO. I have been following this link.
devzone.nordicsemi.com/.../
and used the GITUB project as it is github.com/.../nrf51...
Greetings,
My name is Maria, I’m working in an application with the nRF51822DK to communicate via Bluetooth to the USB dongle (PCA10000) and send data between them. In the...
Hi,
I'm seeing a lot of this issue with iPad mini (1 gen), iOS 8.1.3.
Many times I start the bluetooth app, the connection just drops while doing service discovery,...
Hi,
I am trying to run event based UART. here is my code snippet:
void uart_callback(app_uart_evt_t *p_app_uart_event)
{
uint8_t rxbyte;
switch(p_app_uart_event->evt_type...
I'm getting started trying to use the device firmware update (DFU) feature of an nRF51822. I'm using soft-device (bluetooth abstraction) version S110-SD-v7.1.0 , and SDK ...
