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 Sirs:
I've searched 52840 specifications and devzone, but there is no related information about the maximum external flash size could be adopted on 52840.
Would you...
I'm attempting to use PPI and Timer2 on the NRF52810 to count the clock pulses coming out of the SPIM driver. As there is no way to do this internally (as far as I know) I...
Hi,
I'm using a nrf52 as pheripheral BLE in embedded system with sensors. I need a ble central to receive the data from the sensors by connecting to the nrf52. I'm trying...
Hello, i am trying to store a lot of informations in the flash in order to do this i separated my data in several arrays. I want to store all my arrays in with the same file_ID...
In our project, two RF modules (with nRF24L01+ IC) are used in communicating data. If there is no WiFi around, the two RF modules can communicate very well without packet...
Hi everyone,
I found this example in the SDK for the nRF52840 Dongle: nRF5_SDK_15.0.0_a53641a\examples\connectivity\ble_connectivity\pca10059\ser_s140_usb_hci.
With this...
Dear Sr.,
Can't detect carrier
They are two PCB one TX Carrier and other mush Detect the carrier ---------------------------------------------------------------------...
mains.c
Hello Everyone,
I have deveLoped the Custom PCB whixh has the push button which is connected to VCC so i would like verify my software logic for button configuration...
Hi,
We have a new product based on the NRF52840. We are trying to add NFC record text to the firmware that based on SDK15. We could get the NFC record text from the NRF52840...
We're evaluating the nrf52840 and I am looking at the SPIM peripheral. The datasheet states the following:
"If several AHB bus masters try to access the same AHB slave at...
i am working on the Cycling Speed and Cadence sensor central configuration using nRF52832 DK in Segger Embedded Studio. I used the RSCS central example of nrf_sdk_v15.0 and...
I'm trying to migrate a working application from SDK 14.0.0 to SDK 14.2.0. I was using app_twi on SDK 14.0.0 and am now using nrf_twi_mngr on SDK 14.2.0. One difference is...
Hi all,
Just noticed the RTT logs are broken with GCC in SDK14.2 while they work fine in SDK14.1
I found the cause is the definition of the macros:
/*
* For GCC...
Hello.
I am working with a custom board. I have been wondering how to change the default polarity for a pin? I need LED_1 to have a polarity and the other 3 LEDs to have...
