crowPi_pins.txt

PIN#	GPIO	BUTTON	  OTHERS
1	3v3	
2	Vcc
3	SDA
4	Vcc
5	SCL
6	Gnd
7			  Gas sensor
8	Rx
9	Gnd
10	Tx
11			  Touch sensor
12			  Buzzer
13		Row1	  Vibration
14	Gnd
15		Row2	  Tile sensor
16			  Motion sensor
17	3v3
18			  Sound sensor
19	MOSI
20	Gnd
21	MISO
22		Lt/Col1	  Servo2
23	SCLK
24	CE0
25	Gnd
26	CE
27	ID_SD
28	ID_SC
29		Row3	  Stepper1
30	Gnd
31		Row4	  Stepper2
32			  Usonic Echo
33		Dn/Col4	  Stepper3
34	Gnd
35		Rt/Col3	  Stepper4
36			  Usonic Trig
37		Up/Col2	  Servo1
38			  IR sensor
39	Gnd
40			  Relay