diff --git a/index.js b/index.js
index 44e48fd..7a18949 100644
--- a/index.js
+++ b/index.js
@@ -1,22 +1,51 @@
-const ArgumentType = require('../../extension-support/argument-type');
-const BlockType = require('../../extension-support/block-type');
-const formatMessage = require('format-message');
-const io = require('socket.io-client'); // yarn add socket.io-client socket.io-client@2.2.0
+const ArgumentType = require("../../extension-support/argument-type");
+const BlockType = require("../../extension-support/block-type");
+const formatMessage = require("format-message");
+const io = require("socket.io-client"); // yarn add socket.io-client socket.io-client@2.2.0
+const Cast = require('../../util/cast');
 
 /**
  * Icon svg to be displayed at the left edge of each extension block, encoded as a data URI.
  * @type {string}
  */
 // eslint-disable-next-line max-len
-// const blockIconURI = 'data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHZpZXdCb3g9IjAgMCA0MCA0MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48dGl0bGU+cGVuLWljb248L3RpdGxlPjxnIHN0cm9rZT0iIzU3NUU3NSIgZmlsbD0ibm9uZSIgZmlsbC1ydWxlPSJldmVub2RkIiBzdHJva2UtbGluZWNhcD0icm91bmQiIHN0cm9rZS1saW5lam9pbj0icm91bmQiPjxwYXRoIGQ9Ik04Ljc1MyAzNC42MDJsLTQuMjUgMS43OCAxLjc4My00LjIzN2MxLjIxOC0yLjg5MiAyLjkwNy01LjQyMyA1LjAzLTcuNTM4TDMxLjA2NiA0LjkzYy44NDYtLjg0MiAyLjY1LS40MSA0LjAzMi45NjcgMS4zOCAxLjM3NSAxLjgxNiAzLjE3My45NyA0LjAxNUwxNi4zMTggMjkuNTljLTIuMTIzIDIuMTE2LTQuNjY0IDMuOC03LjU2NSA1LjAxMiIgZmlsbD0iI0ZGRiIvPjxwYXRoIGQ9Ik0yOS40MSA2LjExcy00LjQ1LTIuMzc4LTguMjAyIDUuNzcyYy0xLjczNCAzLjc2Ni00LjM1IDEuNTQ2LTQuMzUgMS41NDYiLz48cGF0aCBkPSJNMzYuNDIgOC44MjVjMCAuNDYzLS4xNC44NzMtLjQzMiAxLjE2NGwtOS4zMzUgOS4zYy4yODItLjI5LjQxLS42NjguNDEtMS4xMiAwLS44NzQtLjUwNy0xLjk2My0xLjQwNi0yLjg2OC0xLjM2Mi0xLjM1OC0zLjE0Ny0xLjgtNC4wMDItLjk5TDMwLjk5IDUuMDFjLjg0NC0uODQgMi42NS0uNDEgNC4wMzUuOTYuODk4LjkwNCAxLjM5NiAxLjk4MiAxLjM5NiAyLjg1NU0xMC41MTUgMzMuNzc0Yy0uNTczLjMwMi0xLjE1Ny41Ny0xLjc2NC44M0w0LjUgMzYuMzgybDEuNzg2LTQuMjM1Yy4yNTgtLjYwNC41My0xLjE4Ni44MzMtMS43NTcuNjkuMTgzIDEuNDQ4LjYyNSAyLjEwOCAxLjI4Mi42Ni42NTggMS4xMDIgMS40MTIgMS4yODcgMi4xMDIiIGZpbGw9IiM0Qzk3RkYiLz48cGF0aCBkPSJNMzYuNDk4IDguNzQ4YzAgLjQ2NC0uMTQuODc0LS40MzMgMS4xNjVsLTE5Ljc0MiAxOS42OGMtMi4xMyAyLjExLTQuNjczIDMuNzkzLTcuNTcyIDUuMDFMNC41IDM2LjM4bC45NzQtMi4zMTYgMS45MjUtLjgwOGMyLjg5OC0xLjIxOCA1LjQ0LTIuOSA3LjU3LTUuMDFsMTkuNzQzLTE5LjY4Yy4yOTItLjI5Mi40MzItLjcwMi40MzItMS4xNjUgMC0uNjQ2LS4yNy0xLjQtLjc4LTIuMTIyLjI1LjE3Mi41LjM3Ny43MzcuNjE0Ljg5OC45MDUgMS4zOTYgMS45ODMgMS4zOTYgMi44NTYiIGZpbGw9IiM1NzVFNzUiIG9wYWNpdHk9Ii4xNSIvPjxwYXRoIGQ9Ik0xOC40NSAxMi44M2MwIC41LS40MDQuOTA1LS45MDQuOTA1cy0uOTA1LS40MDUtLjkwNS0uOTA0YzAtLjUuNDA3LS45MDMuOTA2LS45MDMuNSAwIC45MDQuNDA0LjkwNC45MDR6IiBmaWxsPSIjNTc1RTc1Ii8+PC9nPjwvc3ZnPg==';
 const blockIconURI =
-    'data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8"?>
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="192pt" height="173pt" viewBox="0 0 192 173" version="1.1">
<g id="surface1">
<path style=" stroke:none;fill-rule:evenodd;fill:rgb(100%,72.156863%,11.764706%);fill-opacity:1;" d="M 112.804688 136.316406 C 83.546875 116.53125 76.214844 94.363281 90.808594 69.808594 C 112.695312 32.980469 124.113281 19.242188 120.449219 0.1875 C 134.875 16.921875 176.417969 62.503906 131.789062 115.40625 C 131.789062 94.863281 127.09375 83.246094 117.699219 80.546875 C 111.242188 88.289062 108.011719 98.1875 108.011719 110.238281 C 108.011719 122.292969 109.609375 130.984375 112.804688 136.316406 Z M 112.804688 136.316406 "/>
<path style=" stroke:none;fill-rule:evenodd;fill:rgb(23.137255%,24.705882%,26.666667%);fill-opacity:1;" d="M 0.410156 155.136719 C 1.222656 150.242188 3.296875 146.476562 6.558594 143.539062 C 10.632812 139.851562 15.894531 134.425781 21.527344 136.988281 C 22.417969 137.363281 23.007812 138.34375 22.492188 139.925781 C 20.933594 144.519531 16.785156 144.21875 13.226562 146.851562 C 10.265625 149.1875 7.671875 152.199219 7.449219 155.890625 C 7.300781 158 7.671875 160.859375 9.003906 162.894531 C 10.558594 165.378906 13.226562 165.679688 15.820312 166.660156 C 19.75 168.164062 22.34375 162.742188 25.601562 162.59375 C 28.863281 162.367188 26.789062 167.109375 26.046875 168.316406 C 22.34375 174.113281 15.449219 173.285156 9.746094 171.628906 C 2.855469 169.597656 -0.777344 162.59375 0.410156 155.136719 Z M 35.058594 168.679688 C 30.019531 165.667969 27.871094 159.339844 29.5 153.617188 C 30.6875 149.402344 33.355469 147.214844 34.242188 145.109375 C 36.023438 141.042969 41.210938 142.246094 44.023438 145.410156 C 45.953125 147.667969 46.988281 150.230469 47.65625 152.789062 C 49.210938 158.738281 46.472656 163.785156 42.542969 168 C 40.914062 169.734375 37.058594 169.808594 35.058594 168.679688 Z M 37.429688 161.222656 C 42.765625 162.429688 43.285156 155.199219 39.28125 150.757812 C 37.652344 149.023438 29.648438 159.417969 37.429688 161.222656 Z M 54.363281 156.027344 C 54.363281 146.613281 65.773438 145.183594 71.480469 140.515625 C 73.257812 139.007812 72.515625 135.09375 73.628906 132.53125 C 74.667969 130.722656 76.816406 129.21875 78.59375 129.972656 C 79.335938 130.347656 81.039062 131.476562 80.742188 132.90625 C 76.445312 144.808594 76.816406 157.835938 78.964844 170.5625 C 78.964844 171.238281 77.1875 172.371094 76.074219 172.371094 C 72.886719 172.746094 72.886719 168 71.109375 167.625 C 68.21875 167.625 65.328125 168.453125 62.585938 166.570312 C 58.957031 164.085938 54.363281 161.523438 54.363281 156.027344 Z M 61.847656 154.972656 C 62.367188 158.589844 66.441406 162.203125 70.367188 160.773438 C 69.703125 156.402344 71.109375 152.414062 71.109375 148.121094 C 67.183594 148.121094 61.105469 150.304688 61.847656 154.972656 Z M 85.746094 151.660156 C 85.597656 144.203125 91.003906 138.78125 98.265625 139.835938 C 104.046875 140.664062 109.308594 146.3125 109.234375 152.640625 C 108.050781 156.253906 99.75 159.339844 96.933594 162.050781 C 96.636719 162.128906 95.304688 162.878906 95.75 163.632812 C 98.339844 168.226562 103.085938 166.195312 107.234375 164.011719 C 109.902344 165.96875 108.492188 170.488281 105.457031 170.9375 C 102.121094 171.464844 98.488281 172.371094 94.933594 170.789062 C 87.523438 167.398438 85.894531 158.890625 85.746094 151.660156 Z M 93.820312 155.5 C 97.304688 155.351562 100.714844 154.371094 101.824219 150.757812 C 103.453125 146.992188 97.304688 145.03125 94.339844 146.613281 C 91.078125 148.347656 92.042969 155.351562 93.820312 155.5 Z M 149.832031 171.941406 C 148.492188 171.25 148.222656 169.386719 147.191406 169.496094 C 141.855469 169.070312 135.992188 169.992188 132.519531 165.285156 C 130.246094 162.800781 130.5 157.394531 132.082031 154.730469 C 137.195312 145.9375 147.855469 147.390625 147.980469 147.148438 C 148.53125 146.03125 148.621094 142.613281 146.96875 142.484375 C 142.519531 141.96875 140.003906 144.277344 136.238281 146.039062 C 133.402344 147.398438 132.101562 141.402344 132.695312 140.65625 C 137.617188 136.429688 148.375 133.175781 152.429688 139.863281 C 156.046875 145.917969 153.175781 152.660156 153.390625 159.679688 C 153.574219 164.277344 154.175781 174.285156 149.832031 171.941406 Z M 146.660156 163.484375 C 147.328125 159.640625 149.253906 157.082031 147.625 153.089844 C 143.324219 154.746094 135.839844 153.46875 135.691406 159.945312 C 135.617188 163.257812 146.066406 164.914062 146.660156 163.484375 Z M 167.738281 170.789062 C 166.996094 170.636719 166.179688 169.207031 165.8125 168.378906 C 164.996094 161.300781 165.8125 154.597656 164.253906 147.519531 C 163.808594 146.3125 162.699219 144.730469 163.070312 143.148438 C 163.441406 142.398438 164.253906 141.945312 164.625 141.191406 C 164.996094 136.449219 163.957031 131.777344 164.996094 126.957031 C 165.515625 124.625 168.921875 121.085938 170.851562 123.796875 C 175.074219 128.164062 168.921875 134.488281 171.960938 139.988281 C 180.1875 140.363281 188.707031 143.527344 191.375 151.433594 C 193.007812 156.179688 189.820312 161.675781 185.964844 164.460938 C 180.558594 168.378906 174.332031 171.992188 167.738281 170.789062 Z M 173.148438 163.257812 C 171.21875 157.757812 171.21875 151.808594 171.21875 146.3125 C 176.628906 145.558594 184.632812 149.097656 184.78125 154.21875 C 185.003906 159.71875 178.1875 162.878906 173.148438 163.257812 Z M 120.6875 171.234375 C 118.035156 171.234375 115.226562 168.949219 115.816406 163.960938 C 116.410156 158.976562 116.683594 161.5 117.292969 152.277344 C 117.898438 143.054688 117.292969 134.894531 117.292969 128.628906 C 117.292969 122.363281 108.289062 104.785156 120.714844 104.785156 C 126.402344 107.058594 123.550781 113.046875 123.550781 118.53125 C 123.550781 124.800781 123.550781 127.410156 123.550781 130.796875 C 123.550781 134.1875 123.550781 146.605469 123.550781 155.480469 C 123.550781 164.355469 123.34375 171.234375 120.6875 171.234375 Z M 120.6875 171.234375 "/>
</g>
</svg>
';
+    "data:image/svg+xml;base64,<?xml version="1.0" encoding="UTF-8"?>
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="192pt" height="173pt" viewBox="0 0 192 173" version="1.1">
<g id="surface1">
<path style=" stroke:none;fill-rule:evenodd;fill:rgb(100%,72.156863%,11.764706%);fill-opacity:1;" d="M 112.804688 136.316406 C 83.546875 116.53125 76.214844 94.363281 90.808594 69.808594 C 112.695312 32.980469 124.113281 19.242188 120.449219 0.1875 C 134.875 16.921875 176.417969 62.503906 131.789062 115.40625 C 131.789062 94.863281 127.09375 83.246094 117.699219 80.546875 C 111.242188 88.289062 108.011719 98.1875 108.011719 110.238281 C 108.011719 122.292969 109.609375 130.984375 112.804688 136.316406 Z M 112.804688 136.316406 "/>
<path style=" stroke:none;fill-rule:evenodd;fill:rgb(23.137255%,24.705882%,26.666667%);fill-opacity:1;" d="M 0.410156 155.136719 C 1.222656 150.242188 3.296875 146.476562 6.558594 143.539062 C 10.632812 139.851562 15.894531 134.425781 21.527344 136.988281 C 22.417969 137.363281 23.007812 138.34375 22.492188 139.925781 C 20.933594 144.519531 16.785156 144.21875 13.226562 146.851562 C 10.265625 149.1875 7.671875 152.199219 7.449219 155.890625 C 7.300781 158 7.671875 160.859375 9.003906 162.894531 C 10.558594 165.378906 13.226562 165.679688 15.820312 166.660156 C 19.75 168.164062 22.34375 162.742188 25.601562 162.59375 C 28.863281 162.367188 26.789062 167.109375 26.046875 168.316406 C 22.34375 174.113281 15.449219 173.285156 9.746094 171.628906 C 2.855469 169.597656 -0.777344 162.59375 0.410156 155.136719 Z M 35.058594 168.679688 C 30.019531 165.667969 27.871094 159.339844 29.5 153.617188 C 30.6875 149.402344 33.355469 147.214844 34.242188 145.109375 C 36.023438 141.042969 41.210938 142.246094 44.023438 145.410156 C 45.953125 147.667969 46.988281 150.230469 47.65625 152.789062 C 49.210938 158.738281 46.472656 163.785156 42.542969 168 C 40.914062 169.734375 37.058594 169.808594 35.058594 168.679688 Z M 37.429688 161.222656 C 42.765625 162.429688 43.285156 155.199219 39.28125 150.757812 C 37.652344 149.023438 29.648438 159.417969 37.429688 161.222656 Z M 54.363281 156.027344 C 54.363281 146.613281 65.773438 145.183594 71.480469 140.515625 C 73.257812 139.007812 72.515625 135.09375 73.628906 132.53125 C 74.667969 130.722656 76.816406 129.21875 78.59375 129.972656 C 79.335938 130.347656 81.039062 131.476562 80.742188 132.90625 C 76.445312 144.808594 76.816406 157.835938 78.964844 170.5625 C 78.964844 171.238281 77.1875 172.371094 76.074219 172.371094 C 72.886719 172.746094 72.886719 168 71.109375 167.625 C 68.21875 167.625 65.328125 168.453125 62.585938 166.570312 C 58.957031 164.085938 54.363281 161.523438 54.363281 156.027344 Z M 61.847656 154.972656 C 62.367188 158.589844 66.441406 162.203125 70.367188 160.773438 C 69.703125 156.402344 71.109375 152.414062 71.109375 148.121094 C 67.183594 148.121094 61.105469 150.304688 61.847656 154.972656 Z M 85.746094 151.660156 C 85.597656 144.203125 91.003906 138.78125 98.265625 139.835938 C 104.046875 140.664062 109.308594 146.3125 109.234375 152.640625 C 108.050781 156.253906 99.75 159.339844 96.933594 162.050781 C 96.636719 162.128906 95.304688 162.878906 95.75 163.632812 C 98.339844 168.226562 103.085938 166.195312 107.234375 164.011719 C 109.902344 165.96875 108.492188 170.488281 105.457031 170.9375 C 102.121094 171.464844 98.488281 172.371094 94.933594 170.789062 C 87.523438 167.398438 85.894531 158.890625 85.746094 151.660156 Z M 93.820312 155.5 C 97.304688 155.351562 100.714844 154.371094 101.824219 150.757812 C 103.453125 146.992188 97.304688 145.03125 94.339844 146.613281 C 91.078125 148.347656 92.042969 155.351562 93.820312 155.5 Z M 149.832031 171.941406 C 148.492188 171.25 148.222656 169.386719 147.191406 169.496094 C 141.855469 169.070312 135.992188 169.992188 132.519531 165.285156 C 130.246094 162.800781 130.5 157.394531 132.082031 154.730469 C 137.195312 145.9375 147.855469 147.390625 147.980469 147.148438 C 148.53125 146.03125 148.621094 142.613281 146.96875 142.484375 C 142.519531 141.96875 140.003906 144.277344 136.238281 146.039062 C 133.402344 147.398438 132.101562 141.402344 132.695312 140.65625 C 137.617188 136.429688 148.375 133.175781 152.429688 139.863281 C 156.046875 145.917969 153.175781 152.660156 153.390625 159.679688 C 153.574219 164.277344 154.175781 174.285156 149.832031 171.941406 Z M 146.660156 163.484375 C 147.328125 159.640625 149.253906 157.082031 147.625 153.089844 C 143.324219 154.746094 135.839844 153.46875 135.691406 159.945312 C 135.617188 163.257812 146.066406 164.914062 146.660156 163.484375 Z M 167.738281 170.789062 C 166.996094 170.636719 166.179688 169.207031 165.8125 168.378906 C 164.996094 161.300781 165.8125 154.597656 164.253906 147.519531 C 163.808594 146.3125 162.699219 144.730469 163.070312 143.148438 C 163.441406 142.398438 164.253906 141.945312 164.625 141.191406 C 164.996094 136.449219 163.957031 131.777344 164.996094 126.957031 C 165.515625 124.625 168.921875 121.085938 170.851562 123.796875 C 175.074219 128.164062 168.921875 134.488281 171.960938 139.988281 C 180.1875 140.363281 188.707031 143.527344 191.375 151.433594 C 193.007812 156.179688 189.820312 161.675781 185.964844 164.460938 C 180.558594 168.378906 174.332031 171.992188 167.738281 170.789062 Z M 173.148438 163.257812 C 171.21875 157.757812 171.21875 151.808594 171.21875 146.3125 C 176.628906 145.558594 184.632812 149.097656 184.78125 154.21875 C 185.003906 159.71875 178.1875 162.878906 173.148438 163.257812 Z M 120.6875 171.234375 C 118.035156 171.234375 115.226562 168.949219 115.816406 163.960938 C 116.410156 158.976562 116.683594 161.5 117.292969 152.277344 C 117.898438 143.054688 117.292969 134.894531 117.292969 128.628906 C 117.292969 122.363281 108.289062 104.785156 120.714844 104.785156 C 126.402344 107.058594 123.550781 113.046875 123.550781 118.53125 C 123.550781 124.800781 123.550781 127.410156 123.550781 130.796875 C 123.550781 134.1875 123.550781 146.605469 123.550781 155.480469 C 123.550781 164.355469 123.34375 171.234375 120.6875 171.234375 Z M 120.6875 171.234375 "/>
</g>
</svg>
";
 const menuIconURI = blockIconURI;
 
-const TOPIC = 'eim/arduino';
+/**
+ * Enum for icon parameter values.
+ * @readonly
+ * @enum {string}
+ */
+
+var board = {
+    digital_pin_2: "None",
+    digital_pin_3: "None",
+    digital_pin_4: "None",
+    digital_pin_5: "None",
+    digital_pin_6: "None",
+    digital_pin_7: "None",
+    digital_pin_8: "None",
+    digital_pin_9: "None",
+    digital_pin_10: "None",
+    digital_pin_11: "None",
+    digital_pin_12: "None",
+    digital_pin_13: "None",
+    analog_pin_0: "None",
+    analog_pin_1: "None",
+    analog_pin_2: "None",
+    analog_pin_3: "None",
+    analog_pin_4: "None",
+    analog_pin_5: "None",
+    analog_pin_6: "None",
+    analog_pin_7: "None"
+};
+
+const USBSendInterval = 100;
 
-// EIM: Everything Is Message
-class ArduinoBlocks {
+
+class arduinoBlocks {
     constructor(runtime) {
         /**
          * The runtime instantiating this block package.
@@ -25,34 +54,55 @@ class ArduinoBlocks {
         this.runtime = runtime;
 
         const url = new URL(window.location.href);
-        var adapterHost = url.searchParams.get('adapter_host'); // 支持树莓派(分布式使用)
+        var adapterHost = url.searchParams.get("adapter_host"); // 支持树莓派(分布式使用)
         if (!adapterHost) {
             var adapterHost = "codelab-adapter.codelab.club";
         }
 
-        this.socket = io(`//${adapterHost}:12358` + '/test', {
-            transports: ['websocket']
+        this.socket = io(`//${adapterHost}:12358` + "/test", {
+            transports: ["websocket"]
         });
-        this.socket.on('sensor', msg => {
-            console.log(msg.data);
-            this.data = msg.data;
-            const topic = this.data.topic;
-            const message = this.data.payload;
-
-            // 任何消息都进入
+        this.socket.on("sensor", msg => {
+            this.message = msg.message;
+            const topic = this.message.topic;
+            const message = this.message.payload;
+            const first_start = this.message.first_sart
             this.message = message; // 可能被清空
             this.topic = topic;
             this.origin_message = message;
-            // }
+            if (this.topic == "eim/arduino/init") {
+                console.log("extention start");
+                board = {
+                    digital_pin_2: "None",
+                    digital_pin_3: "None",
+                    digital_pin_4: "None",
+                    digital_pin_5: "None",
+                    digital_pin_6: "None",
+                    digital_pin_7: "None",
+                    digital_pin_8: "None",
+                    digital_pin_9: "None",
+                    digital_pin_10: "None",
+                    digital_pin_11: "None",
+                    digital_pin_12: "None",
+                    digital_pin_13: "None",
+                    analog_pin_0: "None",
+                    analog_pin_1: "None",
+                    analog_pin_2: "None",
+                    analog_pin_3: "None",
+                    analog_pin_4: "None",
+                    analog_pin_5: "None",
+                    analog_pin_6: "None",
+                    analog_pin_7: "None"
+                };
+            }
         });
     }
-
     /**
      * The key to load & store a target's test-related state.
      * @type {string}
      */
     static get STATE_KEY() {
-        return 'Scratch.arduino';
+        return "Scratch.arduino";
     }
 
     /**
@@ -60,41 +110,124 @@ class ArduinoBlocks {
      */
     getInfo() {
         return {
-            id: 'arduino',
-            name: 'Arduino',
+            id: "arduino",
+            name: "arduino",
             menuIconURI: menuIconURI,
             blockIconURI: blockIconURI,
             blocks: [
                 {
-                    opcode: 'setLed',
+                    opcode: "read_analog_value",
+                    blockType: BlockType.REPORTER, // BOOLEAN, COMMAND
+                    text: formatMessage({
+                        id: "arduino.read_analog_value",
+                        default: "read analog value from [analogPinNumber] ",
+                        description: "read_analog_value"
+                    }),
+                    arguments: {
+                        analogPinNumber: {
+                            type: ArgumentType.STRING,
+                            menu: "analogPinNumber",
+                            defaultValue: "0"
+                        }
+                    }
+                },
+                {
+                    opcode: "changeLedState",
                     blockType: BlockType.COMMAND,
                     text: formatMessage({
-                        id: 'arduino.sendTopicMessage',
-                        default: 'led index[index] red[red] green[green] blue[blue]',
-                        description:
-                            'set led'
+                        id: "arduino.changeLedState",
+                        default: "led [digitalPinNumber] set [logicState]",
+                        description: "changeLedState"
                     }),
                     arguments: {
-                        index: {
-                            type: ArgumentType.NUMBER,
-                            defaultValue: 0
+                        digitalPinNumber: {
+                            type: ArgumentType.STRING,
+                            menu: "digitalPinNumber",
+                            defaultValue: "2"
                         },
-                        red: {
-                            type: ArgumentType.NUMBER,
-                            defaultValue: 255
+                        logicState: {
+                            type: ArgumentType.STRING,
+                            menu: "logicState",
+                            defaultValue: "1"
+                        }
+                    }
+                },
+                {
+                    opcode: "changePwmLedValue",
+                    blockType: BlockType.COMMAND,
+                    text: formatMessage({
+                        id: "arduino.changePwmLedValue",
+                        default: "Pwm_led [PwmPinNumber] set [pwmValue]",
+                        description: "changeLedState"
+                    }),
+                    arguments: {
+                        PwmPinNumber: {
+                            type: ArgumentType.STRING,
+                            menu: "PwmPinNumber",
+                            defaultValue: "9"
                         },
-                        green: {
-                            type: ArgumentType.NUMBER,
-                            defaultValue: 0
+                        pwmValue: {
+                            type: ArgumentType.STRING,
+                            defaultValue: "50"
+                        }
+                    }
+                },
+                {
+                    opcode: "read_button_state",
+                    blockType: BlockType.REPORTER, // BOOLEAN, COMMAND
+                    text: formatMessage({
+                        id: "arduino.read_button_state",
+                        default: "read button [digitalPinNumber] state",
+                        description: "read_button_state"
+                    }),
+                    arguments: {
+                        digitalPinNumber: {
+                            type: ArgumentType.STRING,
+                            menu: "digitalPinNumber",
+                            defaultValue: "12"
+                        }
+                    }
+                },
+                {
+                    opcode: "changeServoDegree",
+                    blockType: BlockType.COMMAND,
+                    text: formatMessage({
+                        id: "arduino.changeServoDegree",
+                        default: "servo [PwmPinNumber] set [degree]",
+                        description: "changeServoDegree"
+                    }),
+                    arguments: {
+                        PwmPinNumber: {
+                            type: ArgumentType.STRING,
+                            menu: "PwmPinNumber",
+                            defaultValue: "9"
                         },
-                        blue: {
-                            type: ArgumentType.NUMBER,
-                            defaultValue: 0
+                        degree: {
+                            type: ArgumentType.STRING,
+                            defaultValue: "0"
                         }
                     }
                 }
             ],
-            menus: {}
+            menus: {
+                digitalPinNumber: [
+                    "2",
+                    "3",
+                    "4",
+                    "5",
+                    "6",
+                    "7",
+                    "8",
+                    "9",
+                    "10",
+                    "11",
+                    "12",
+                    "13"
+                ],
+                analogPinNumber: ["0", "1", "2", "3", "4", "5", "6", "7"],
+                PwmPinNumber: ["3", "5", "6", "9", "10", "11"],
+                logicState: ["1", "0"]
+            }
         };
     }
 
@@ -103,12 +236,186 @@ class ArduinoBlocks {
      * @return {object.<string, Function>} Mapping of opcode to Function.
      */
 
-    setLed (args) {
-        const payload = `ser.write(bytearray([0xff,0xaa,0x9,0x0,0x2,0x8,0x7,0x2,${args.index},${args.red},${args.green},${args.blue}]))`;
-        this.socket.emit('actuator', {topic: TOPIC, payload: payload});
-        return;
+    read_analog_value(args) {
+        const topic = "eim/arduino";
+        let message = "";
+        if (board["analog_pin_" + args.analogPinNumber] == "ANALOG") {
+            if (this.topic == topic) {
+                return this.origin_message[
+                    "analog_pin_" + args.analogPinNumber
+                ];
+            }
+        } else {
+            message =
+                "board.set_pin_mode(" +
+                args.analogPinNumber +
+                ", Constants.ANALOG)";
+            board["analog_pin_" + args.analogPinNumber] = "ANALOG";
+            console.log(message);
+            this.socket.emit("actuator", {
+                topic: topic,
+                payload: message
+            });
+            if (this.topic == topic) {
+                return this.origin_message[
+                    "analog_pin_" + args.analogPinNumber
+                ];
+            }
+        }
     }
-}
 
+    changeLedState(args, util) {
+        const topic = "eim/arduino";
+        let message = "";
+        if (board["digital_pin_" + args.digitalPinNumber] == "OUTPUT") {
+            message =
+                "board.digital_write(" +
+                args.digitalPinNumber +
+                "," +
+                args.logicState +
+                ")";
+            console.log(message);
+        } else {
+            message =
+                "board.set_pin_mode(" +
+                args.digitalPinNumber +
+                ", Constants.OUTPUT)";
+            board["digital_pin_" + args.digitalPinNumber] = "OUTPUT";
+            console.log(message);
+            this.socket.emit("actuator", {
+                topic: topic,
+                payload: message
+            });
+            message =
+                "board.digital_write(" +
+                args.digitalPinNumber +
+                "," +
+                args.logicState +
+                ")";
+            console.log(message);
+        }
+
+        this.socket.emit("actuator", {
+            topic: topic,
+            payload: message
+        });
+
+
+        return new Promise(resolve => {
+            setTimeout(() => {
+                resolve();
+            }, USBSendInterval);
+        });
+    }
+
+    read_button_state(args) {
+        const topic = "eim/arduino";
+        let message = "";
+        if (board["digital_pin_" + args.digitalPinNumber] == "INPUT") {
+            if (this.topic == topic) {
+                return this.origin_message[
+                    "digital_pin_" + args.digitalPinNumber
+                ];
+            }
+        } else {
+            const message =
+                "board.set_pin_mode(" +
+                args.digitalPinNumber +
+                ", Constants.INPUT)";
+            board["digital_pin_" + args.digitalPinNumber] = "INPUT";
+            console.log(message);
+            this.socket.emit("actuator", {
+                topic: topic,
+                payload: message
+            });
+            if (this.topic == topic) {
+                return this.origin_message[
+                    "digital_pin_" + args.digitalPinNumber
+                ];
+            }
+        }
+    }
+
+    changeServoDegree(args) {
+        const topic = "eim/arduino";
+        let message = "";
+        if (board["digital_pin_" + args.digitalPinNumber] == "SERVO") {
+            message =
+                "board.analog_write(" +
+                args.PwmPinNumber +
+                "," +
+                args.degree +
+                ")";
+            console.log(message);
+        } else {
+            message = "board.servo_config(" + args.PwmPinNumber + ")";
+
+            board["digital_pin_" + args.digitalPinNumber] = "SERVO";
+            console.log(message);
+            this.socket.emit("actuator", {
+                topic: topic,
+                payload: message
+            });
+            message =
+                "board.analog_write(" +
+                args.PwmPinNumber +
+                "," +
+                args.degree +
+                ")";
+            console.log(message);
+        }
+
+        this.socket.emit("actuator", {
+            topic: topic,
+            payload: message
+        });
+
+        return new Promise(resolve => {
+            setTimeout(() => {
+                resolve();
+            }, USBSendInterval);
+        });
+    }
+
+    changePwmLedValue(args) {
+        const topic = "eim/arduino";
+        let message = "";
+        if (board["digital_pin_" + args.PwmPinNumber] == "PWM") {
+            message =
+                "board.analog_write(" +
+                args.PwmPinNumber +
+                "," +
+                args.pwmValue +
+                ")";
+            console.log(message);
+        } else {
+            message =
+                "board.set_pin_mode(" + args.PwmPinNumber + ", Constants.PWM)";
+            board["digital_pin_" + args.PwmPinNumber] = "PWM";
+            console.log(message);
+            this.socket.emit("actuator", {
+                topic: topic,
+                payload: message
+            });
+            message =
+                "board.analog_write(" +
+                args.PwmPinNumber +
+                "," +
+                args.pwmValue +
+                ")";
+            console.log(message);
+        }
+
+        this.socket.emit("actuator", {
+            topic: topic,
+            payload: message
+        });
+        return new Promise(resolve => {
+            setTimeout(() => {
+                resolve();
+            }, USBSendInterval);
+        });
+    }
+}
 
-module.exports = ArduinoBlocks;
+module.exports = arduinoBlocks;