diff --git a/Flowcharts b/Flowcharts
new file mode 100644
index 0000000..c396053
Binary files /dev/null and b/Flowcharts differ
diff --git a/HeisRollerOgSlikt.ods b/HeisRollerOgSlikt.ods
new file mode 100644
index 0000000..65a8ced
Binary files /dev/null and b/HeisRollerOgSlikt.ods differ
diff --git a/Untitled Diagram.svg b/Untitled Diagram.svg
new file mode 100644
index 0000000..658bb28
--- /dev/null
+++ b/Untitled Diagram.svg	
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" style="background-color: rgb(255, 255, 255);" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="543px" height="411px" viewBox="-0.5 -0.5 543 411" content="&lt;mxfile host=&quot;app.diagrams.net&quot; modified=&quot;2021-04-12T11:32:08.734Z&quot; agent=&quot;5.0 (X11)&quot; etag=&quot;1mk4324-D_-pgy9PfIB7&quot; version=&quot;14.5.10&quot; type=&quot;google&quot;&gt;&lt;diagram name=&quot;Page-1&quot; id=&quot;edf60f1a-56cd-e834-aa8a-f176f3a09ee4&quot;&gt;5VjbcpswEP0aHtsBhB3yaDtpnDadeurM9PImwxrUCC0jhC/9+gojjDGJ46RO7DZ+sNHZlbScPbsWWGSQLK4kTePPGAK3XDtcWOTCcl2/6+vvAliWgOeQEogkC0vIqYEx+w0GtA2asxCyhqNC5IqlTTBAISBQDYxKifOm2xR5c9eURtACxgHlbfQbC1VsUMe2a8MQWBSbrf2OMUxocBdJzIXZz3LJdPUpzQmt1jL+WUxDnG9A5NIiA4moyqtkMQBeUFvRVs778IB1HbcEofaZ8AW48jD3ztJr9rP/cTBKh8N3JnmZWlZ8QKjpMUOUKsYIBeWXNdpf3TMUq9p6VPvcIKYadDT4C5RamlzTXKGGYpVwY9UBy+X3Yv77TjX8YZZbDS4WjdHSjNp3bEjIMJcB7LjNSlhURqB2+BnpFhxsbGD4vAJMQMejHSRwqtisKSFqlBit/eps6AuTkCckx6w7ozw3O41ve19vWylrJmQeMwXjlK4ImeuabZL/IIkzkAoWO2/bWL1K0qbkq4qYb9RP5RJvlE7XfiGizt6Git09VVy11sPJ2EwdIdMx1zrwmzpwz7cSXEZqZm3leB3G89PuturjQlJZMMSKuZNciJOrFdc+drGcH6NYni96sqfo3ZNq3aQlzRtrQKxeJwuL374vj69Mr6lMx2sr079HmOSlhOl030Ybr9rz433cOylNV3FviPpapHnxhzCkIuRwApre6rbk6N3WcY8qaqch6Vrhhxf1vkfswx9O/i4/7UP2J0HT9B4x6we4tLjU9FDOgWMkaaJJ075MB6NnbNlGteEx7U/ZAqqH4wPVQnefWiCvWgtei+srKNoHh1nxUuHEmod3/OZx3Aeb12senX/0H7HTEvQYRIb/Qe/onFop+C2qe4HawXSe8NKB9Iv7ZoGuADoBPsKMKYZCu0xQKUw2HHqcRYVB4RbFmCvOBAzW7yDtVaEpalZyOqs8cD5AXmypAyEhBX8aaDxTEu9gw9INfJhMtUXgKqQqjyhU5SVQwGFSuT6v7zjmn9+TScd/eir1sH6fWT7l1++MyeUf&lt;/diagram&gt;&lt;/mxfile&gt;"><defs/><g><path d="M 272 60 L 272 80 L 272 70 L 272 83.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 272 88.88 L 268.5 81.88 L 272 83.63 L 275.5 81.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><rect x="212" y="0" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 30px; margin-left: 213px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">START</div></div></div></foreignObject><text x="272" y="34" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">START</text></switch></g><path d="M 272 210 L 272 243.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 272 248.88 L 268.5 241.88 L 272 243.63 L 275.5 241.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><rect x="212" y="150" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 180px; margin-left: 213px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Drar til bunn</div></div></div></foreignObject><text x="272" y="184" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Drar til bunn</text></switch></g><path d="M 272 120 L 272 140 L 272 130 L 272 143.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 272 148.88 L 268.5 141.88 L 272 143.63 L 275.5 141.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><rect x="232" y="90" width="80" height="30" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 78px; height: 1px; padding-top: 105px; margin-left: 233px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Låsdør</div></div></div></foreignObject><text x="272" y="109" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Låsdør</text></switch></g><path d="M 272 310 L 272 343.63" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 272 348.88 L 268.5 341.88 L 272 343.63 L 275.5 341.88 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><rect x="212" y="250" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 280px; margin-left: 213px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Input Handler</div></div></div></foreignObject><text x="272" y="284" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Input Handler</text></switch></g><path d="M 422 280 L 338.37 280" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 333.12 280 L 340.12 276.5 L 338.37 280 L 340.12 283.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><path d="M 412 310 L 432 250 L 542 250 L 522 310 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 128px; height: 1px; padding-top: 280px; margin-left: 413px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Knapper</div></div></div></foreignObject><text x="477" y="284" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Knapper</text></switch></g><rect x="212" y="350" width="120" height="60" fill="#ffffff" stroke="#000000" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 380px; margin-left: 213px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Get level</div></div></div></foreignObject><text x="272" y="384" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Get level</text></switch></g><path d="M 427 380 L 338.37 380" fill="none" stroke="#000000" stroke-miterlimit="10" pointer-events="stroke"/><path d="M 333.12 380 L 340.12 376.5 L 338.37 380 L 340.12 383.5 Z" fill="#000000" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><path d="M 417 410 L 437 350 L 537 350 L 517 410 Z" fill="#ffffff" stroke="#000000" stroke-miterlimit="10" pointer-events="all"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 118px; height: 1px; padding-top: 380px; margin-left: 418px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; ">Sensor</div></div></div></foreignObject><text x="477" y="384" fill="#000000" font-family="Helvetica" font-size="12px" text-anchor="middle">Sensor</text></switch></g><ellipse cx="67" cy="112.5" rx="22.5" ry="22.5" fill="#dae8fc" stroke="#6c8ebf" transform="rotate(15,67,180)" pointer-events="all"/><path d="M 67 135 L 67 210 M 67 150 L 22 150 M 67 150 L 112 150 M 67 210 L 22 270 M 67 210 L 112 270" fill="none" stroke="#6c8ebf" stroke-miterlimit="10" transform="rotate(15,67,180)" pointer-events="all"/></g><switch><g requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"/><a transform="translate(0,-5)" xlink:href="https://www.diagrams.net/doc/faq/svg-export-text-problems" target="_blank"><text text-anchor="middle" font-size="10px" x="50%" y="100%">Viewer does not support full SVG 1.1</text></a></switch></svg>
\ No newline at end of file
diff --git a/gpio_usage.ods b/gpio_usage.ods
index 24d20a8..8e4fe4f 100644
Binary files a/gpio_usage.ods and b/gpio_usage.ods differ