From 06b1851216e42923b0df70bb498df8cf106965cc Mon Sep 17 00:00:00 2001
From: Elena ``of Valhalla'' Grandi <valhalla@trueelena.org>
Date: Fri, 24 Feb 2017 18:56:53 +0100
Subject: Completed code project

---
 code/004-display.js  | 12 ++++--------
 code/005-event.js    | 20 ++++++++++++++++++++
 code/006-button.js   | 24 ++++++++++++++++++++++++
 code/007-contrast.js | 28 ++++++++++++++++++++++++++++
 code/008-logging.js  | 42 ++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 118 insertions(+), 8 deletions(-)
 create mode 100644 code/005-event.js
 create mode 100644 code/006-button.js
 create mode 100644 code/007-contrast.js
 create mode 100644 code/008-logging.js

(limited to 'code')

diff --git a/code/004-display.js b/code/004-display.js
index e7b4cd1..4815e14 100644
--- a/code/004-display.js
+++ b/code/004-display.js
@@ -1,11 +1,7 @@
-var dht = require("DHT22").connect(C11);
+function start() {
+  g.drawString("Hello World!",2,2);
+  g.flip();
+}
 
 I2C1.setup({scl:B6,sda:B7});
 var g = require("SH1106").connect(I2C1, start);
-
-dht.read(function (data) {
-  console.log("Read DHT22");
-  g.drawString("Temp: "+data.temp.toString(),2,2);
-  g.drawString("  RH: "+data.rh.toString(),2,10);
-  g.flip();
-});
\ No newline at end of file
diff --git a/code/005-event.js b/code/005-event.js
new file mode 100644
index 0000000..94d6d77
--- /dev/null
+++ b/code/005-event.js
@@ -0,0 +1,20 @@
+function draw_screen(data) {
+  console.log("Drawing the screen with data");
+  console.log(data);
+  g.drawString("Espruino demo", 2, 2);
+  if (data) {
+    g.drawString("Temp: "+data.temp.toString(),2,10);
+    g.drawString("  RH: "+data.rh.toString(),2,18);
+  }
+  g.flip();
+}
+
+function start() {
+  dht = require("DHT22").connect(C11);
+  I2C1.setup({scl:B6,sda:B7});
+  g = require("SH1106").connect(I2C1, draw_screen);
+}
+
+E.on('init', start);
+
+start();
\ No newline at end of file
diff --git a/code/006-button.js b/code/006-button.js
new file mode 100644
index 0000000..4bd0c31
--- /dev/null
+++ b/code/006-button.js
@@ -0,0 +1,24 @@
+function draw_screen(data) {
+  console.log("Drawing the screen with data");
+  console.log(data);
+  g.drawString("Espruino demo", 2, 2);
+  if (data) {
+    g.drawString("Temp: "+data.temp.toString(),2,10);
+    g.drawString("  RH: "+data.rh.toString(),2,18);
+  }
+  g.flip();
+}
+
+function start() {
+  dht = require("DHT22").connect(C11);
+  I2C1.setup({scl:B6,sda:B7});
+  g = require("SH1106").connect(I2C1, draw_screen);
+}
+
+E.on('init', start);
+
+setWatch(function(e) {
+  dht.read(draw_screen);
+}, BTN, { repeat: true, edge: 'rising' });
+
+start();
\ No newline at end of file
diff --git a/code/007-contrast.js b/code/007-contrast.js
new file mode 100644
index 0000000..432eb00
--- /dev/null
+++ b/code/007-contrast.js
@@ -0,0 +1,28 @@
+function draw_screen(data) {
+  console.log("Drawing the screen with data");
+  console.log(data);
+  g.drawString("Espruino demo", 2, 2);
+  if (data) {
+    g.drawString("Temp: "+data.temp.toString(),2,10);
+    g.drawString("  RH: "+data.rh.toString(),2,18);
+  }
+  g.flip();
+}
+
+function start() {
+  dht = require("DHT22").connect(C11);
+  I2C1.setup({scl:B6,sda:B7});
+  g = require("SH1106").connect(I2C1, draw_screen);
+}
+
+E.on('init', start);
+
+setWatch(function(e) {
+  g.setContrast(255);
+  dht.read(draw_screen);
+  setTimeout(function () {
+    g.setContrast(1);
+  }, 4000);
+}, BTN, { repeat: true, edge: 'rising' });
+
+start();
\ No newline at end of file
diff --git a/code/008-logging.js b/code/008-logging.js
new file mode 100644
index 0000000..d5cb2a3
--- /dev/null
+++ b/code/008-logging.js
@@ -0,0 +1,42 @@
+function draw_screen(data) {
+  console.log("Drawing the screen with data");
+  console.log(data);
+  g.drawString("Espruino demo", 2, 2);
+  if (data) {
+    g.drawString("Temp: "+data.temp.toString(),2,10);
+    g.drawString("  RH: "+data.rh.toString(),2,18);
+  }
+  g.flip();
+}
+
+function start() {
+  dht = require("DHT22").connect(C11);
+  I2C1.setup({scl:B6,sda:B7});
+  g = require("SH1106").connect(I2C1, draw_screen);
+  fs = require("fs");
+}
+
+E.on('init', start);
+
+setWatch(function(e) {
+  g.setContrast(255);
+  dht.read(draw_screen);
+  setTimeout(function () {
+    g.setContrast(1);
+  }, 4000);
+}, BTN, { repeat: true, edge: 'rising' });
+
+setTimeout(function() {
+  dht.read(function(data) {
+    entry = "- {time: " +
+      Date.now() +
+      ", temp: " + 
+      data.temp.toString() +
+      ", rh: " +
+      data.rh.toString();
+    console.log("saving: " + entry);
+    fs.appendFileSync("temp_rh.yaml", entry);
+  });
+}, 60000);
+
+start();
\ No newline at end of file
-- 
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