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 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...
