This question has to do with the observed "recursivity" of the calls to "app_sched_execute" in SDK13 as described in the previously asked question below:
devzone.nordicsemi...
hi.
How do i do ble_app beacon advertisement to one device(Android phone) whose bluetooth address is known ?? I want that beacons should only be seen in nrf_connect app of...
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...
Hi all
My target board is nRF51822 , and I want to run the heart rate demo project,
but a error message when I compile it :
[b]Build target 'nrf51822_xxaa_s110 (256K...
Hi,
Now I want to make a project myself. My project include A/D and BLE for transmiting AD result. But I am confused about what BLE services should I add in my project. and...
Hello all,
I'm stuck in the use of the UART.
I have used the code from the UART example and the UART application for iPhone. I'm using eclipse because I don't want to...
Hi,
i have some troubles with my software which i doesn't understand maybe some one with more microcontroller Experience cann tell me how to solve this Problem.
I have...
Hi,
can someone post tutorial how to do Over Air Download? I mean new SDK 4.4
I get error from cmd: ImportError: No module named intelhex
Regards,
Konstantin
With the DFU sample from SDK v4.4.0.30888, I am unable to see the device in any host-side BLE monitoring utilities such as LightBlue (on Mac OS X) and our own custom BLE tools...
I need to transfer few kilobytes of data from slave device over BLE when requested from master device. I tough there is no file transfer profile in LE? What are the options...
Dear Nordic,
I know each sample has unique device address and stored in NRF_FICR->DEVICEADDR[0] and NRF_FICR->DEVICEADDR[1], and I think it has unique device UUID too....
In my ADC interrupt service routine (ADC_IRQHandler), I'd like to have a pointer available that I could use to carry some state from the main app thread to the IRQ handler...
Hi all
My nRF51822 has a incorrect LED signal, seems become a battery mode when I plug in a USB port.
The detail feature as below:
Incorrect device type in Micorsoft...
I'm looking at a BLE application using the nRF51822 where we need to send data maybe once every 10 minutes, so it seems like disconnecting in between sending messages will...
Hi,
im using nRF24L01+ to constantly transmit data and all working fine, but at some point SPI fails and the only returned values I get are 0x0F - doesnt matter which register...
Hi sir
In order to simplify the flow of programming hex file to nRF51, we want to merge Softdevice hex file with application hex file. Then, generate a new hex file. Could...
I have attempted to put the radio into +4dBm mode using the command: sd_ant_channel_radio_tx_power_set(CHANNEL_0, RADIO_TX_POWER_LVL_3);
When I look at the RADIO TXPOWER...
