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:
There is a worried question around me.
when i put my product and phone in a firm place after the product connect with APP of phone.
I find that there are lots of...
L.S.
For our products we have chosen to use the RFDigital RFD22301 (previously RFD51822) product which has a nrf81522 chip inside.
Last year we discovered some issues...
What are the S130 SoftDevice v2.0.0-7 alpha iROM and iRAM settings for the nRF51822 and the ble_app_hids_keyboard example?
Someone at Nordic Support suggested the following...
Hii Nordic guys,
I'm trying to test the example project examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay so I just compiled and trying to flash on...
Hello
I am developing an application with BLE and I have just faced to a problem.
I want to check my IDE settings and development environment.
I am using the development...
A good problem to have... we're only seeing 300nA current draw with a 3V lithium primary while in SystemOFF on the nRF51822, using LDO.
Is that correct? We've measured...
HI , ALL
i added a event in the function 'on_ble_evt' like followings:
case BLE_GAP_EVT_ADV_REPORT:
printf("Start Advertising\r\n");
break;
At first i think...
Hi, I mostly use the SDK 7.2 or SDK 10 and S110 7.1 or 8.0
since I have multiple custom boards that uses revision 2 and 3 chips.
My custom board I'm about to use has...
I want get an interrupt from the ADC after every sample (oversampled by 4, so burst is enabled). This works fine with EasyDMA, but I want to be able to not use the EasyDMA...
Is there some documentation somewhere to explain how these work?
I kinda understand but in app_timer, why use a software interrupt of the same priority as the RTC interrupt...
In my project, the nrf51422 chip will be hosted on a board with another CPU. I need to be able to flash the firmware through the SWD interface, controlled by the host CPU...
Hello,
I have a running system powered by ARM Cortex-M3 (LPC1343 MCU) and I want to add bluetooth through nRF51822 usb dongle.
I want to send some data from LPC1343...
Hi,
I try to send a string using example code ble_app_uart_pca10028 without input from terminal
,but directly from inside the code
All of the tutorials I've search...
hello there i want to interface adxl345 with nrf51822 using SPI interface i am new to spi. i am using spi master with spi slave example. i want to write 0x08 in 0x32 register...