I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
Hi,
I would like to know what the approximate Flash memory and RAM usage by nRF51 chipset would be when using the BLE communication (Let's say I want to send and receive...
Hi everyone
I am working with nRF52 (SD132). I am considering the ble_app_uart example and I'm trying to modify it by setting TIMER1 and TIMER2 peripherals to generate...
I'm trying to update the bootloader over the air, I succeeded to do so following the answer given here
it worked when I didn't change big things in the bootloader , but...
We have noticed that when our application is trying to call GATT disconnect while nRF master app is running, our app fails to disconnect. More over, when our app connects...
Hello everybody,
I am trying to pair module nRF51822 with Heart Rate Monitor device with the Surface Pro running on Windows 10 with no success. I see the module but when...
This question is a follow-up to this post . After performing several tests and understanding that some phone are more limited than others in terms of the number of exchanged...
Hi,
my device resets on executing sd_softdevice_enable(p_clock_lf_cfg, softdevice_fault_handler);
I have external 32KHZ crystal. I also know that software works because...
Hi all,
I have a quesion about reading a value's characteristic in the Android app nrf Master control panel.
I read a value, and i have the good value but i have a letter...
What happens if I call app_timer_start() to start a repeated timer. And at the same time I do a pstorage_clear() and pstorage_store()? Will the timer events get halted during...
I'm using the softdevice S310 on nRF51422 and when the softdevice is enable and I erase flash, the device won't go to sleep.
My code implementation is like as below:
...
There is a way to set the initial value of a characteristic. But how do I set the value after this without sending a notify to the master? Is it possible to write the value...
Hello,
i want use the port event to trigger timer 1. I need only one interrupt source and i don't want to use the pin event because of the higher current consumption. Its...
are there any cheap watch platforms that use nordic?
i want to make a kid alarm / potty alarm watch
do not want to develop hardware
would use nordic if i can find...
Hi,
when i m using only Proximity . when I use
- (void) centralManager:(CBCentralManager ) manager didPeripheralSelected:(CBPeripheral*) peripheral;*
this method in ProximityViewController...
