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...
I've got the experimental ble blinky example project on an NRF52 PCA10040 working fine with an added custom characteristic. I can connect, discover and read/write characteristics...
Hi
I've implemented support for the FStorage and the FDS in our application. In some cases it happens, that the function "fds_stat" does not return.
The reason can be...
Hi,
Is it possible to reconfigure NFC pins to be GPIO inputs (and vice-versa) without any kind of reset? It seemed like some kind of soft reset was required when I looked...
I am trying to run the multilink central gcc example with s120 v2.1 on a nRF51822 CEAAD20 device. Unfortunately, SOFTDEVICE_HANDLER_INIT call causes a hard fault. The linker...
I'm trying to pass a string longer than 15 characters to NRFJPROG_rtt_write (it's 17 characters, including null-termination), but the data_written parameter is set to 15 after...
Hello everyone,
I am wondering that, can i find auto-connect feature on nrf chips? Firstly, i should match chip & device i know but after that can they match?
Second...
FWLog (1)_formattedByTC.txt Hi,
I am sending data to one of the characteristics from nRF51 to the App(the problem happens in both iOS and Android).
This is what I am observing...
Is there any documentation on the advertising state machine ? This post :
devzone.nordicsemi.com/.../
mentions the state machine and how it progresses from fast, to...
Hi all,
I want to update my connection parameter as follow:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(7.5, UNIT_1_25_MS) //400 /**< Minimum acceptable connection interval...
Hi,
I'm doing a project using the Evalution kit.
I don't know why, but I can't go under 350 uA current comsumption in system on.
I did clear all pins,i did NRF_SPI0-...
HI:
i use SPI is ok when i set frequency = NRF_DRV_SPI_FREQ_1M,but SPI will work abnormal when i set frequency = NRF_DRV_SPI_FREQ_500K/NRF_DRV_SPI_FREQ_250K/NRF_DRV_SPI_FREQ_125K...
I am evaluating chips for a new project.
I am looking for a chip that can connect with Sony PS3, PS4 controller and most modern/recent cellular phones.
I am confused...
Ok so here is the issue. I was trying to build a simple application which is described in the tutorial for characters. After building an advertisement and understanding the...
I tried to modify the twi_master_using_app_twi to work with adafruit ADS1015 as a slave. I ran into this problem. It seems that the init_transfer doesn't finish so the app_twi_perform...
