Skip to Content

Wiki source code of Control Gateway GPIOs & LEDs

Version 15.2 by Xiaoling on 2022/05/07 16:39
Show last authors
1 {{box cssClass="floatinginfobox" title="**Contents**"}}
2 {{toc/}}
3 {{/box}}
4
5 = Products LEDs Mapping =
6
7 {{velocity}}
8 $xwiki.ssfx.use("js/xwiki/table/table.css")
9 $xwiki.jsfx.use("js/xwiki/table/tablefilterNsort.js", true)
10 {{/velocity}}
11
12 (% class="doOddEven filterable grid sortable" id="tableid" %)
13 (% class="sortHeader" %)|=Model|=Global LED|=(% style="width: 66px;" %)PWR LED|=(% style="width: 66px;" %)LAN LED|=WAn LED|=WIFI LED|=SENSOR LED|=4G control (Second +3.3v)|=USB POWER(+5v) Control
14 |**LPS8**|(((
15 GPIO28(BLUE),
16
17 GPIO21(RED),
18
19 GPIO22(GREEN(% style="background-color:transparent" %))
20 )))|(% style="width:66px" %)(((
21
22
23 +3.3v
24 )))|(% style="width:80px" %) |GPIO17(RED)| | | |
25 |**LPS8N**|(((
26 GPIO28(BLUE),
27
28 GPIO21(RED),
29
30 GPIO22(GREEN(% style="background-color:transparent" %))
31 )))|(% style="width:66px" %)(((
32
33
34 +3.3v
35 )))|(% style="width:80px" %) |GPIO17(RED)|(((
36 GPIO16(BLUE),
37
38 GPIO26(RED),
39
40 GPIO27(GREEN(% style="background-color:transparent" %))
41 )))| |(((
42
43
44 GPIO15
45 )))|
46 |LG308|GPIO28(RED)|(% style="width:66px" %)+3.3v|(% style="width:80px" %)GPIO13(RED) |GPIO17(RED)|GPIO0(RED)| |GPIO15 |GPIO1
47 |DLOS8|GPIO28(GREEN)|(% style="width:66px" %)+3.3v|(% style="width:80px" %) |GPIO17(GREEN)|GPIO0(GREEN)| |GPIO15 |GPIO1
48 |HP0C|(((
49 PA8(GREEN),
50
51 PA9(RED(% style="background-color:transparent" %))
52 )))|(% style="width:66px" %)+3.3v|(% style="width:80px" %)(((
53 EPHY-LINK-LED(GREEN),
54
55 PA17(BLUE)
56 )))| |(((
57
58
59 PA7(RED(% style="background-color:transparent" %))
60 )))| | |
61 |HP0A|PA8(GREEN)|(% style="width:66px" %)+3.3v|(% style="width:80px" %)EPHY-LINK-LED|PA9(RED)|PA7(RED)| |PA17|
62 |IBB|GPIO28(GREEN)|(% style="width:66px" %)+3.3v|(% style="width:80px" %)GPIO13(GREEN)|GPIO17(GREEN)|GPIO0(GREEN)|SENSOR_LED| |GPIO1
63 |LIG16|GPIO28(RED)|(% style="width:66px" %)+3.3v|(% style="width:80px" %)GPIO22(GREEN)|GPIO17(GREEN)|GPIO0(GREEN)|GPIO21(GREEN)| |
64 |MS14N|GPIO28(GREEN)|(% style="width:66px" %)+3.3v|(% style="width:80px" %)GPIO13(GREEN)|GPIO17(GREEN)|GPIO0(GREEN)|SENSOR_LED| |GPIO1
65
66 (% class="mark" %)Notice: GPIO28 is exposed as dragino2:red:system in firmware by default.
67
68 = Control LEDs & GPIOs =
69
70 == OpenWrt Base OS ==
71
72 (% class="box infomessage" id="HControlanGeneralGPIO:" %)
73 (((
74 **Control a General GPIO:**
75
76 **echo 18 > /sys/class/gpio/export**     ~/~/ Export gpio 18 so we can use it
77 **echo "high" > /sys/class/gpio/gpio18/direction**   ~/~/  Set direction to out and
78 set level to high. Use "low" to set direction to output and level to low
79
80 **echo 0 > /sys/class/gpio/gpio18/value**    ~/~/ Set output to 0 or 1
81 **echo "in" > /sys/class/gpio/gpio18/direction**  ~/~/ Set GPIO18 as input
82
83 **cat  /sys/class/gpio/gpio18/value**  ~/~/ Get GPIO18 value if set input
84 )))
85
86 (% class="box infomessage" %)
87 (((
88 **Control a GPIO already exported as SYSTEM LEDs .**
89 **echo 1 > /sys/class/leds/dragino2\:red\:system/brightness**  ~/~/ Turn On LED dragino2:red:system
90 **echo 0 > /sys/class/leds/dragino2\:red\:system/brightness**  ~/~/ Turn off LED dragino2:red:system
91 )))
92
93
94 Reference: [[http:~~/~~/www.avrfreaks.net/wiki/index.php/Documentation:Linux/GPIO#gpio-sysfs>>url:http://www.avrfreaks.net/wiki/index.php/Documentation:Linux/GPIO#gpio-sysfs]]