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...
Dear Nordic support team,
What is the maximum number of timers that I can create (and use) using the app_timer lib?
err_code = app_timer_create(&m_timer_m_1_0,
APP_TIMER_MODE_REPEATED...
I've recently started sharing development activities with another developer. I created a GIT from the folder: C:\Keil\ARM\Device\Nordic\nrf51822\Board\pca10001\ble\myProjectFolder...
I'm leveraging off the heart rate sensor example to create my own VS service. I've successfully registered a 128-bit UUID with the Soft Device which is enumerated along with...
Hi,
i get the example for using PWM to run and modfied it to use it in my application. My Prolem is that i only have one PWM Output toggle Pin. How can i build a second...
Hi,
I'm using the MCP to send a long to a nrf6310 board loaded with SD v6. The board hangs when I send a long though, is this due to the MCP not being set up to send longs...
Hello,
I have the nRF51822 Evaluation Kit. I have run the basic code examples like 'Blinky' and the BlueTooth HRS (Heart Rate) application, successfully.
Now I would like...
Hi,
Is it possible to give a function address to the "Task End-Point" of a PPI channel?
Like :
err_code = sd_ppi_channel_assign(PPI_CHAN0_TO_TOGGLE_LED,
&(NRF_TIMER1...
I am designing a device that needs to operate both as a Peripheral (such as a Heart Rate sensor) and also as a Central so it can optionally connect and gather data from other...
Hi,
in my application I have a device that has to be controlled by a remote control. For transmitting data between the remote and the device I would like to use BLE (not...
Hello,
Can you please help me with the following questions....
Why table 3 in the softdevice spec shows the same address for the application code_r1_base when softdevice...
I'm having a very strange issue when trying to debug application code on my Nordic platform. I'm hoping that someone else can shed some light on the issue, or at least confirm...
Hi all,
I have followed the guide (AN-29) for using eclipse with the nRF51822 but it gives me several errors.
First at all, the linker says:
...../arm-none-eabi/bin...
Is there an example code anywhere for the nRF51822 to calibrate the internal 32khz RC oscillator using the 16mhz crystal when not using the BLE stack/softdevice?
I would...
