Examples: regenerate

Author: rwaldron

docs/shift-register-daisy-chain-anode.md

@@ -53,7 +53,7 @@ board.on("ready", () => {
   /**
    * Pressing this button will trigger the die roll.
    */
-  var button = new Button(8);
+  const button = new Button(8);
 
   /**
    * Sends a random number to the shift register.
@@ -68,12 +68,14 @@ board.on("ready", () => {
    * we'll iterate over this array and display a random number after the
    * delay.  This simulates a die bouncing on a table.
    */
-  var delays = new Array(10).fill(16)
-    .concat(new Array(8).fill(32))
-    .concat(new Array(6).fill(64))
-    .concat(new Array(4).fill(128))
-    .concat(new Array(2).fill(256))
-    .concat(512);
+  const delays = [
+    16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
+    32, 32, 32, 32, 32, 32, 32, 32,
+    64, 64, 64, 64, 64, 64,
+    128, 128, 128, 128,
+    256, 256,
+    512,
+  ];
 
   register.reset();
   register.clear();

docs/shift-register-daisy-chain.md

@@ -68,12 +68,14 @@ board.on("ready", () => {
    * we'll iterate over this array and display a random number after the
    * delay.  This simulates a die bouncing on a table.
    */
-  const delays = new Array(10).fill(16)
-    .concat(new Array(8).fill(32))
-    .concat(new Array(6).fill(64))
-    .concat(new Array(4).fill(128))
-    .concat(new Array(2).fill(256))
-    .concat(512);
+  const delays = [
+    16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
+    32, 32, 32, 32, 32, 32, 32, 32,
+    64, 64, 64, 64, 64, 64,
+    128, 128, 128, 128,
+    256, 256,
+    512,
+  ];
 
   register.reset();
   register.clear();

docs/shift-register-seven-segment-anode.md

@@ -57,7 +57,7 @@ board.on("ready", () => {
       number++;
     }
 
-    if (number > 9) {
+    if (number === 10) {
       number = 0;
     }
 

docs/shift-register-seven-segment.md

@@ -53,7 +53,7 @@ board.on("ready", () => {
       number++;
     }
 
-    if (number > 9) {
+    if (number === 10) {
       number = 0;
     }
 

docs/shift-register.md

@@ -43,12 +43,16 @@ board.on("ready", () => {
     }
   });
 
-  let value = 0;
+  let value = 0b00000000;
+  let upper = 0b10001000;
+  let lower = 0b00010001;
 
-  setInterval(() => {
-    value = value > 0x11 ? value >> 1 : 0x88;
-    register.send(value);
-  }, 200);
+  function next() {
+    register.send(value = value > lower ? value >> 1 : upper);
+    setTimeout(next, 200);
+  }
+
+  next();
 });
 
 ```