6. LW2 Programmer's Reference
UMX-HDMI-140 series– User's Manual
69
Applied firmware package: v1.2.0 | LDC software: v2.4.1b7
6.7.2.
Setting of Level and Direction for Each Pins
GPIO pins can be configured as follows. See more details about GPIO connector in the
section and about the interface in the
section.
Command and Response
ȩ
{GPIO
<pin_number>
=
<direction>
;
<level>
}
Ȩ
(GPIO
<pin_number>
=
<direction>
;
<level>
)CrLf
Parameters
Parameter
Parameter description
Value
Parameter value
<pin_number>
GPIO pin number
0 ...8
GPIO pin number 1 to 8
<direction>
Direction of the
communication
I
Input
O
Output
<level>
Level of the pin
L
Low
H
High
T
Toggle
Example
ȩ
{gpio1=i;h}
Ȩ
(GPIO1=I;H)
Explanation
GPIO pin 1 is set to input with high level.