wip

17 files changed, 0 insertions, 151 deletions

diff --git a/assignments/old/client1/client1.ino b/assignments/old/client1/client1.ino
deleted file mode 100644
index 39eabfe..0000000
--- a/assignments/old/client1/client1.ino
+++ /dev/null
@@ -1,71 +0,0 @@
-#include <ESP8266WiFi.h>
-#include <WiFiUdp.h>
-
-#include "config.h"
-
-WiFiUDP Udp;
-unsigned int localUdpPort = 5006;
-IPAddress host_ip(192, 168, 10, 151);
-unsigned int host_port = 5005;
-
-const int out_buf_len_start = 100;
-const int out_buf_len_increment = 100;
-const int out_buf_len_max = 2200;
-
-char buf[out_buf_len_max];
-int out_buf_len;
-
-static const char alphabet[] = "abcdefghijklmnopqrstuvxyz";
-
-unsigned long time_start, time_end;
-
-void setup() {
-  Serial.begin(115200);
-
-  Serial.printf("Connecting to %s ", wifi_ssid);
-  WiFi.begin(wifi_ssid, wifi_password);
-  while (WiFi.status() != WL_CONNECTED) {
-    delay(500);
-    Serial.print(".");
-  }
-  Serial.println(" connected");
-
-  Udp.begin(localUdpPort);
-  time_start = millis();
-  out_buf_len = out_buf_len_start;
-}
-
-void loop() {
-
-  if (millis() > (time_start + 1000)) {
-    for (int i = 0; i < out_buf_len; i++) {
-      buf[i] = alphabet[i % sizeof(alphabet) - 1];
-    }
-    out_buf_len += out_buf_len_increment;
-    if (out_buf_len > out_buf_len_max) {
-      out_buf_len = out_buf_len_start;
-    }
-    Serial.printf("Sending %d bytes to %s:%d\n", out_buf_len, host_ip.toString().c_str(), host_port);
-    Udp.beginPacket(host_ip, host_port);
-    Udp.write(buf, out_buf_len);
-    time_start = millis();
-    auto ok = Udp.endPacket();
-
-    if (!ok) {
-      Serial.printf("Could not send packet with size %d\n", out_buf_len);
-    }
-  }
-
-  int len = Udp.parsePacket();
-  if (len) {
-    time_end = millis();
-    Serial.printf("RX %s:%d: size=%d\n", Udp.remoteIP().toString().c_str(), Udp.remotePort(), len);
-    int len = Udp.read(buf, sizeof(buf));
-    Serial.printf("len=%d\n");
-    if (len > 0) {
-      buf[len] = 0;
-    }
-    Serial.printf("RTT: %d ms. Payload:%s\n", int(time_end - time_start), buf);
-  }
-}
-
diff --git a/assignments/old/mqtt2/mqtt2.md b/assignments/old/mqtt2/mqtt2.md
deleted file mode 100644
index cfc623a..0000000
--- a/assignments/old/mqtt2/mqtt2.md
+++ /dev/null
@@ -1,10 +0,0 @@
-# Assignment: MQTT
-
-## Goal
-
-Get to know will messages and retained messages.
-
-## Steps
-
-1. Implement last will to indicate online status
-1. Retained message
diff --git a/assignments/old/mqtt2/mqtt2.pdf b/assignments/old/mqtt2/mqtt2.pdf
deleted file mode 100644
index fdd47f6..0000000
--- a/assignments/old/mqtt2/mqtt2.pdf
+++ /dev/null
diff --git a/assignments/old/mqtt3/mqtt3.md b/assignments/old/mqtt3/mqtt3.md
deleted file mode 100644
index 2994e9a..0000000
--- a/assignments/old/mqtt3/mqtt3.md
+++ /dev/null
@@ -1,12 +0,0 @@
-# Assignment: MQTT
-
-## Goal
-
-Connect two devices with MQTT
-
-## Steps
-
-1. Publish an alert
-1. Subscribe to alert topic, blink a led when you get a message
-1. Implement subscription to reconfigure device
-    1. Change temperature report interval
diff --git a/assignments/old/mqtt3/mqtt3.pdf b/assignments/old/mqtt3/mqtt3.pdf
deleted file mode 100644
index 179a73e..0000000
--- a/assignments/old/mqtt3/mqtt3.pdf
+++ /dev/null
diff --git a/assignments/old/network/network.md b/assignments/old/network/network.md
deleted file mode 100644
index 8e49b24..0000000
--- a/assignments/old/network/network.md
+++ /dev/null
@@ -1,7 +0,0 @@
-## Assignment: Network play time
-
-* Measure round trip time/latency. Measure UDP, TCP. Measure when the
-  packet size is greater than the MTU
-
-* Notice variations in RTT
-
diff --git a/assignments/old/read-a-button/read-a-button.md b/assignments/old/read-a-button/read-a-button.md
deleted file mode 100644
index 6a7fcdd..0000000
--- a/assignments/old/read-a-button/read-a-button.md
+++ /dev/null
@@ -1,14 +0,0 @@
-# Read a button
-
-## Step 1
-
-Wire up this schematic on the bread board:
-
-![](schematic/read-a-button_schem.pdf)
-
-![](schematic/read-a-button_bb.pdf)
-
-## Step 2
-
-* Change sampling frequency
-
diff --git a/assignments/old/read-a-button/read-a-button.pdf b/assignments/old/read-a-button/read-a-button.pdf
deleted file mode 100644
index f32eab7..0000000
--- a/assignments/old/read-a-button/read-a-button.pdf
+++ /dev/null
diff --git a/assignments/old/read-a-button/schematic/read-a-button.fzz b/assignments/old/read-a-button/schematic/read-a-button.fzz
deleted file mode 100644
index bb4263a..0000000
--- a/assignments/old/read-a-button/schematic/read-a-button.fzz
+++ /dev/null
diff --git a/assignments/old/read-a-button/schematic/read-a-button_bb.pdf b/assignments/old/read-a-button/schematic/read-a-button_bb.pdf
deleted file mode 100644
index 8473764..0000000
--- a/assignments/old/read-a-button/schematic/read-a-button_bb.pdf
+++ /dev/null
diff --git a/assignments/old/read-a-button/schematic/read-a-button_schem.pdf b/assignments/old/read-a-button/schematic/read-a-button_schem.pdf
deleted file mode 100644
index bc957bc..0000000
--- a/assignments/old/read-a-button/schematic/read-a-button_schem.pdf
+++ /dev/null
diff --git a/assignments/old/read-temperature/read-temperature.md b/assignments/old/read-temperature/read-temperature.md
deleted file mode 100644
index 31a32a8..0000000
--- a/assignments/old/read-temperature/read-temperature.md
+++ /dev/null
@@ -1,13 +0,0 @@
-# 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
deleted file mode 100644
index f1ec641..0000000
--- a/assignments/old/read-temperature/read-temperature.pdf
+++ /dev/null
diff --git a/assignments/old/read-temperature/schematic/read-temperature.fzz b/assignments/old/read-temperature/schematic/read-temperature.fzz
deleted file mode 100644
index 52a9fa0..0000000
--- a/assignments/old/read-temperature/schematic/read-temperature.fzz
+++ /dev/null
diff --git a/assignments/old/read-temperature/schematic/read-temperature_bb.pdf b/assignments/old/read-temperature/schematic/read-temperature_bb.pdf
deleted file mode 100644
index 79cc8eb..0000000
--- a/assignments/old/read-temperature/schematic/read-temperature_bb.pdf
+++ /dev/null
diff --git a/assignments/old/read-temperature/schematic/read-temperature_schem.pdf b/assignments/old/read-temperature/schematic/read-temperature_schem.pdf
deleted file mode 100644
index d01ab4b..0000000
--- a/assignments/old/read-temperature/schematic/read-temperature_schem.pdf
+++ /dev/null
diff --git a/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino b/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino
deleted file mode 100644
index b261dc5..0000000
--- a/assignments/old/read-temperature/solution/read-temperature/read-temperature.ino
+++ /dev/null
@@ -1,24 +0,0 @@
-#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);
-}
-