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...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
I have a dual mode BLE / ANT+ nRF51422 design going through regulatory testing for FCC / EU marketing approval. I have previously successfully tested a very similar design...
The spec of nrf52 mentiones 'Propriatary RF' as option. I was wondering if that could be used to implement 802.15.4 which would save us an entire IC and power and like basically...
Hi there!
I would like to implement the nRF24L01-module to one project.
But, it would be great, too, if i can use the application manual to use only the chip itself with...
I have the nRF51-DK development kit (PCA 10028). I'm following the gcc tutorial here - devzone.nordicsemi.com/.../.
I'm using the ble_apps_hrs project as a basis for my...
Is it possible to connect DCC / DEC4 to a transistor to turn on / off a part in my circuit? I assume yes, but I just want to make sure.
Or, is there another way to turn...
Hi again,
If I use BluetoothGATTSetCharacteristicValue and set wr_auth = 1 in the ble characteristics, I receive a BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST event. I can also see...
Dear Nordic developers,
Does TWI supports bit level clock stretching? Means that after each bit (not byte) slave can hold down the clock and master should perform appropriate...
So I have the following bootloader code:
int main() {
uint32_t code;
sd_mbr_command_t mbr_command = { SD_MBR_COMMAND_INIT_SD, };
code = sd_mbr_command(&mbr_command...
My ANT BLE application runs on a custom board with a nRF51422, SD 310 rev 2.0.0
I can use the nRF UART app on an android phone, but on an iPhone with iOS 8.4 I can't even...
Hello,
I'm using an PTR5188 development board for my project which breaks out PIN 26 & 27 for ADC only. I'm using mbed as my development platform and haven't been able to...
Hi there
Can you clarify a point for me?
Quoting from Gazell link layer user guide:
"If only the ACK packet sent from the Host to the Device is lost, but both the initial...
Hello.
Reading the documentation of pstorage_load and the actual implementation has left me with confusion.
The documentation states that the size and offset parameters...
I uses S110 V6.00 softdeivce ,v5.20 SDK, and the nrf51822QFAC chip.
now I use the 32k ram ,but it is wrong.The program is not run.
I only use the 16k ram ,as same as nrf51822QFAA...
Hello everybody,
I'm trying to make TIMER1 working on nRF51822 together with softdevice.
In particular I would like to drive an interrupt line that goes to another microcontroller...
Let me ask you a communication sequence between nRF51822 and peripherals.We assume 5 peripherals.
In a sample program for multilink, original sequence is that 5 times repetition...
