From a4cbbee0671ff20560c31a2f3945b6131496ab2b Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Wed, 13 Jun 2018 20:41:24 +0200
Subject: wip

---
 .../old/read-temperature/read-temperature.md       |  13 +++++++++++
 .../old/read-temperature/read-temperature.pdf      | Bin 0 -> 794796 bytes
 .../schematic/read-temperature.fzz                 | Bin 0 -> 23036 bytes
 .../schematic/read-temperature_bb.pdf              | Bin 0 -> 392490 bytes
 .../schematic/read-temperature_schem.pdf           | Bin 0 -> 354997 bytes
 .../solution/read-temperature/read-temperature.ino |  24 +++++++++++++++++++++
 6 files changed, 37 insertions(+)
 create mode 100644 assignments/old/read-temperature/read-temperature.md
 create mode 100644 assignments/old/read-temperature/read-temperature.pdf
 create mode 100644 assignments/old/read-temperature/schematic/read-temperature.fzz
 create mode 100644 assignments/old/read-temperature/schematic/read-temperature_bb.pdf
 create mode 100644 assignments/old/read-temperature/schematic/read-temperature_schem.pdf
 create mode 100644 assignments/old/read-temperature/solution/read-temperature/read-temperature.ino

(limited to 'assignments/old/read-temperature')

diff --git a/assignments/old/read-temperature/read-temperature.md b/assignments/old/read-temperature/read-temperature.md
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index 0000000..31a32a8
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+++ b/assignments/old/read-temperature/read-temperature.md
@@ -0,0 +1,13 @@
+# Read the temperature and humidity sensor DHT22
+
+## Step 1
+
+Wire up this schematic on the bread board:
+
+![](schematic/read-temperature_schem.pdf)
+
+![](schematic/read-temperature_bb.pdf)
+
+## Step 2
+
+* Change sampling frequency
diff --git a/assignments/old/read-temperature/read-temperature.pdf b/assignments/old/read-temperature/read-temperature.pdf
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diff --git a/assignments/old/read-temperature/schematic/read-temperature.fzz b/assignments/old/read-temperature/schematic/read-temperature.fzz
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diff --git a/assignments/old/read-temperature/schematic/read-temperature_bb.pdf b/assignments/old/read-temperature/schematic/read-temperature_bb.pdf
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diff --git a/assignments/old/read-temperature/schematic/read-temperature_schem.pdf b/assignments/old/read-temperature/schematic/read-temperature_schem.pdf
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diff --git a/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino b/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino
new file mode 100644
index 0000000..b261dc5
--- /dev/null
+++ b/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino
@@ -0,0 +1,24 @@
+#include <DHT.h>
+#include <DHT_U.h>
+
+const auto DHTPIN = D1;
+const auto DHTTYPE = DHT22;
+
+DHT_Unified dht(DHTPIN, DHTTYPE);
+
+void setup() {
+  Serial.begin(115200);
+  pinMode(D2, INPUT);
+  pinMode(D0, OUTPUT);
+}
+
+void loop() {
+  if (digitalRead(D2) == HIGH) {
+    Serial.println("HIGH");
+  } else {
+    Serial.println("LOW");
+  }
+  digitalWrite(D0, digitalRead(D2));
+  delay(100);
+}
+
-- 
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