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,
Regarding to the question Question about read operation , and I have tried to add the authorization when read, but it could not receive the response. Please see...
nRF51822 DK. Keil can download program. But in my pragram, when receive a UART command to erase
FLASH page 248, use ble_flash.c
static void flash_page_erase(uint32_t ...
Hello,
i try to get HRM example to work with eclipse. I can compile the project with GCC in eclipse and flash it to the PCA10001 eval board. I can find the HRM with the...
Does anyone have additional information on the relationship between SAMPLEPER and REPORTPER in the nRF QDEC?
I understand that the SAMPLEPER sets the base sample period...
Dear all :
I was recently reading ble_app_hrs example code , the PC1001 Board dowloaded this code can connect with other devices and they can send data from PC1001 to other...
Hi,
is it possible to handle a 2 second button press and wake up the device with the app button modul?
Or should i handle the button without the app button modul to wake...
Hi,
Last time I met "nRF51822 DK Setup Wizard ended prematurely". The problem was solved by installing .NET framework 3.5 on my PC. Now the same problem is come up "nRFgo...
Now i know the Cortex M0 does not have a floating point unit. Does this mean that we cannot do floating point calculations in our application? or is there a library that will...
Development environment : keil mdk 4.7, nRF51822, SoftDevice 6.0-alpha, nRF51 SDK 4.3
Hello
I develop the application with RF and BLE by receiving UART msg. So, my program...
Section 8.1.2 of the nRF51822 Product Specification states that the "Standby current for 16 MHz crystal oscillator" is 35 uA. The footnote says that the current is drawn ...
Hi,
I met this prompt(see attachements) when I install nRF51 SDK. Who can tell me what's mistake it likes? I have installed microsoft .NET framework 3.5 before in my winXP...
Hi,
i programmed the softdevice with nrfgoStudio but i get an error and i can't load the softdevice on the chip again.
The Error means that the cpu is not halted and that...
Hi guys,
I hope you can answer my question:
I made myself a custom pcb for testing purpose. I can program the nRF51822 just fine. Thats the actual state right now.
...
