5
4
3
D
2
1
D
Micro-processor
+5V
470K
I/O Port\Register
Analog / Digital Input
ANG/DIG 1-16 1K 0.001uF
C
C
+5V
Internal Pullup 12K - 100K B
B
Interrupts Inputs
INT 1-6 1K 0.001uF
Digital Input Value
Port\Register State
A
Ground or Logic Low
0
Open or Logic High
1
Title
4
A
Analog and Digital I/O, Vex Size A Date:
5
Innovation First, Inc.
3
Document Number
R ev
Analog and Digital I/O, Vex - 0900 Wednesday, May 10, 2006 2
Sheet
NC 1
of 1
1