Changes for page Control Gateway GPIOs & LEDs
Last modified by Xiaoling on 2023/06/01 17:01
From version 1.1
edited by Edwin Chen
on 2022/05/03 07:52
on 2022/05/03 07:52
Change comment:
There is no comment for this version
To version 10.1
edited by Edwin Chen
on 2022/05/07 11:24
on 2022/05/07 11:24
Change comment:
There is no comment for this version
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... ... @@ -2,30 +2,40 @@ 2 2 {{toc/}} 3 3 {{/box}} 4 4 5 -= Products LEDs Mapping = 5 += Products LEDs Mapping{{velocity}} 6 +$xwiki.ssfx.use("js/xwiki/table/table.css") 7 +$xwiki.jsfx.use("js/xwiki/table/tablefilterNsort.js", true) 8 +{{/velocity}} 6 6 10 +(% class="doOddEven filterable grid sortable" id="tableid" %) 11 +(% class="sortHeader" %)|=Model|=Photo 12 +|[[**LHT65N**>>LHT65N LoRaWAN Temperature & Humidity Sensor Manual]]|[[image:LHT65N_00.jpg||height="114" width="114"]] 13 +| | 7 7 8 -= =Sub-paragraph==15 += Control LEDs & GPIOs = 9 9 10 - Loremipsum dolor sit amet, consecteturadipiscing elit,sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quisnostrudexercitationullamcolaboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.17 +== OpenWrt Base OS == 11 11 12 -== Sub-paragraph == 19 +(% class="box infomessage" id="HControlanGeneralGPIO:" %) 20 +((( 21 +**Control a General GPIO:** 13 13 14 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 23 +**echo 18 > /sys/class/gpio/export** ~/~/ Export gpio 18 so we can use it 24 +**echo "high" > /sys/class/gpio/gpio18/direction** ~/~/ Set direction to out and 25 +set level to high. Use "low" to set direction to output and level to low 15 15 16 -=== Sub-sub paragraph === 27 +**echo 0 > /sys/class/gpio/gpio18/value** ~/~/ Set output to 0 or 1 28 +**echo "in" > /sys/class/gpio/gpio18/direction** ~/~/ Set GPIO18 as input 17 17 18 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 30 +**cat /sys/class/gpio/gpio18/value** ~/~/ Get GPIO18 value if set input 31 +))) 19 19 33 +(% class="box infomessage" %) 34 +((( 35 +**Control a GPIO already exported as SYSTEM LEDs .** 36 +**echo 1 > /sys/class/leds/dragino2\:red\:system/brightness** ~/~/ Turn On LED dragino2:red:system 37 +**echo 0 > /sys/class/leds/dragino2\:red\:system/brightness** ~/~/ Turn off LED dragino2:red:system 38 +))) 20 20 21 -= Paragraph 2 = 22 22 23 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 24 - 25 -== Sub-paragraph == 26 - 27 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 28 - 29 -== Sub-paragraph == 30 - 31 -Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. 41 +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]]