IGEP
TM
SMARC iMX6
Hardware Reference Manual
ISEE 2007 S.L. All rights reserved, IGEP is a registered trademark from ISEE 2007 S.L. The following is provided for informational purposes only.
NIF:ESB64377005 Document:
MAN-IGEP0046-001
/ Revision:
1.3
/ Date:
23/06/2016
29
4.13
GPIO: GENERAL PURPOSE INPUT OUTPUT
GPIOs are input/output (IO) general purpose pins used to control LEDs, relays, switch, etc. In the next figure is
shown a basic circuit with an input pushbutton and two outputs to manage LED signals.
Figure 22 GPIOs example: control circuit to manage LEDs
Pin
Volt
Level
Dev
Pin
Main Function
Main
MUX
Type
Fixed
Function
Comments
P108
1V8
N1
GPIO0
5
IO
NO
General purpose input/output (GPIO5_IO22)
P109
1V8
P2
GPIO1
5
IO
NO
General purpose input/output (GPIO5_IO23)
P110
1V8
N4
GPIO2
5
IO
NO
General purpose input/output (GPIO5_IO24)
P111
1V8
N3
GPIO3
5
IO
NO
General purpose input/output (GPIO5_IO25)
P112
1V8
W6
GPIO4
5
IO
NO
General purpose input/output (GPIO4_IO10)
P113
1V8
R22
GPIO5 /
PWM_OUT
2
IO
NO
PMW Output 1 or General purpose input/output
P114
1V8
R23
GPIO6
5
IO
NO
General purpose input/output (GPIO4_IO27)
P115
1V8
R24
GPIO7
5
IO
NO
General purpose input/output (GPIO4_IO28)
P116
1V8
N6
GPIO8
5
IO
NO
General purpose input/output (GPIO5_IO26)
P117
1V8
N5
GPIO9
5
IO
NO
General purpose input/output (GPIO5_IO27)
P118
1V8
R21
GPIO10
5
IO
NO
General purpose input/output (GPIO4_IO31)
P119
1V8
T23
GPIO11
5
IO
NO
General purpose input/output (GPIO5_IO05)
Table 17 GPIO pins