Dear all. I have solar tracking system . currently i am using below setup working Fine with Arduino UNO .Let me know if any way to reduce pin usage here LCD & Keypad Shield Quickstart Guide | Freetronics uses 6 pins I have Motor Driver :uses 3 pin one PWM, 2 for controlling action wind sensor: a…

PIN reduction ideas for interface

system April 7, 2014, 9:46am 2

with chip kit UNO 32

Which is NOT an Arduino. Get lost.