Hardware Serial Communication (rx,tx) Between Two arduinos uno (Sending and Receiving)
Working:
when pressed 'reset' button on the sender board(uno) ,then send data to the receiver board(uno) which via the hardware serial (tx,rx) communication.
the receiver board(uno) will display the receivered data on the LCD.
Arudino uno
sender ----- receiver
tx ----- rx
rx ----- tx
GND -------- GND ***
Call many topic:
-Arduino to Arduino Serial Communication
-2 arduino communication tx rx
-Arduino Serial Communication
-2 Arduinos Talking How-To Hardware Serial
-Serial Communication Between Two arduinos
-two arduinos serial
-download arduino sketch ,image
https://drive.google.com/open?id=0BzjoxIwEMrM-VU5BQjkyOEMtTFk
credit
http://www.kevindarrah.com/?page_id=1357
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