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
We are using indication to send data to make sure master receive all the package.If we didn't
receive the confirm message,what should we do?Should we send it again in...
I'm guessing it is because the engine powering the site does not support it. But has it ever been considered?
I think it is a powerful way to engage users and build a community...
Hi,
I have two questions about nRF24LU1+.
Q1
Can i change nRF24LU1+ isocheonous endpoints(Endpoint 8 IN/OUT) to Endpoint 1 IN and Endpoint 2 OUT?
Q2
Can i use Endpoint...
Hi,
we’re a group of students at NTNU in Trondheim doing a project regarding bike and pedestrian registration. So far we want to make a solution based on iBeacon and Bluetooth...
Hello,
I am looking into the possibilities of implementing frequency hopping using the nRF24L01+ radio with an external Ti MSP430 microcontroller. I have read that it's predecessor...
Hi,
I want to realize the function of bond, I use "lib_aci_bond(180/* in seconds */, 0x0050 /* advertising interval 50ms*/);'\",.When I click the connect, it can connect...
In nrf51_sdk_v4_4_1_31827\nrf51822\Source\console\console.c,
#include "uart_legacy.h"
But there is no "uart_legacy.h" file in the SDK.
I have to modify to "app_uart...
I downloaded the source for the Android UART app, hoping to hack it into something I can use to test my gadget. But it's incomplete: it fails with the message:
Missing...
I have 3 short questions:
Does S120 support or will support swiching over BLE and Gazelle like S110 does?
Will be able in future to be connected to a BLE...
Hi,
If I want to send data(400Bytes) to client(phone),I must use sd_ble_gatts_hvx to notify client. Is it right?
Every time I notify 20bytes until the end, is it right...
Hi,
I understand that the available RAM on the nRD51822 is 16k. How much of that space is reserved for the transmission/ reception of BT packets?
Thanks,
David
I've got something put together akin to the ble_lbs demo which uses a custom service. In fact, it's merely the LED part of that ble_lbs service, but on custom hardware. I...
Hi,
I have just received my nRF51822 based development platform. I bought nRFgo, nRF51822DK and nRF51822EK. However, I am only playing with the Evaluation kit to gain some...
