-
Notifications
You must be signed in to change notification settings - Fork 0
/
screen_http_relay_ota.ino
256 lines (221 loc) · 7.31 KB
/
screen_http_relay_ota.ino
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
/*
To update:
curl -F "image=@/var/folders/.../ota_display.ino.bin" http://192.168.0.15/update
http://192.168.0.18:81/RELAY=OFF
size 1: 6x8
size 2: 12x16
size 3: 18x24
size 4: 24x32
*/
#include <SPI.h>
#include <Wire.h>
#include <ESP8266HTTPClient.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <ArduinoJson.h>
#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <ESP8266HTTPUpdateServer.h>
const char* host = "esp8266-webupdate";
const char* ssid = "<YOUR_SSID>";
const char* password = "<YOUR_PASSWORD>";
ESP8266WebServer httpServer(80);
WiFiServer server(81);
ESP8266HTTPUpdateServer httpUpdater;
HTTPClient http;
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define OLED_RESET LED_BUILTIN
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#define MAX_COUNTER 30
int counter = 0;
int displayonoff = 1;
int relayPin = 12;
int relayonoff = LOW;
void display_text(String text, int text_size) {
display.clearDisplay();
display.setTextSize(text_size);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println(text);
display.display();
}
String get_request(String url) {
http.begin(url);
int httpCode = http.GET();
String payload = "FAILED";
if (httpCode > 0) {
payload = http.getString();
}
http.end();
return payload;
}
void setup(void) {
Serial.begin(115200);
Serial.println();
Serial.println("Booting Sketch...");
pinMode(relayPin, OUTPUT);
digitalWrite(relayPin, LOW);
WiFi.mode(WIFI_AP_STA);
WiFi.begin(ssid, password);
while (WiFi.waitForConnectResult() != WL_CONNECTED) {
WiFi.begin(ssid, password);
Serial.println("WiFi failed, retrying.");
}
MDNS.begin(host);
server.begin();
httpUpdater.setup(&httpServer);
httpServer.begin();
MDNS.addService("http", "tcp", 80);
Serial.printf("HTTPUpdateServer ready! Open http://%s.local/update in your browser\n", host);
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
Serial.println(F("SSD1306 allocation failed"));
for(;;);
}
display_text(WiFi.localIP().toString(), 2);
delay(2000);
}
void loop() {
WiFiClient client = server.available();
if (client){
// Wait until the client sends some data
Serial.println("new client");
while(!client.available()){
delay(1);
}
// Read the first line of the request
String request = client.readStringUntil('\r');
Serial.println(request);
client.flush();
if (request.indexOf("/OLED=ON") != -1) {
displayonoff = 1;
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println(""); // do not forget this one
client.println("<!DOCTYPE HTML>");
client.println("<html>");
client.print("OLED is now: ");
if (displayonoff == 1) {
client.print("On");
} else {
client.print("Off");
}
client.println("<br><br>");
client.println("<a href=\"/OLED=ON\"\"><button>Turn On </button></a>");
client.println("<a href=\"/OLED=OFF\"\"><button>Turn Off </button></a><br />");
client.println("</html>");
} else if (request.indexOf("/OLED=OFF") != -1) {
displayonoff = -1;
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println(""); // do not forget this one
client.println("<!DOCTYPE HTML>");
client.println("<html>");
client.print("OLED is now: ");
if (displayonoff == 1) {
client.print("On");
} else {
client.print("Off");
}
client.println("<br><br>");
client.println("<a href=\"/OLED=ON\"\"><button>Turn On </button></a>");
client.println("<a href=\"/OLED=OFF\"\"><button>Turn Off </button></a><br />");
client.println("</html>");
} else if (request.indexOf("/RELAY=ON") != -1) {
relayonoff = HIGH;
digitalWrite(relayPin, HIGH);
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println(""); // do not forget this one
client.println("<!DOCTYPE HTML>");
client.println("<html>");
client.print("RELAY is now: ");
if (relayonoff == HIGH) {
client.print("On");
} else {
client.print("Off");
}
client.println("<br><br>");
client.println("<a href=\"/RELAY=ON\"\"><button>Turn On </button></a>");
client.println("<a href=\"/RELAY=OFF\"\"><button>Turn Off </button></a><br />");
client.println("</html>");
} else if (request.indexOf("/RELAY=OFF") != -1) {
relayonoff = LOW;
digitalWrite(relayPin, LOW);
client.println("HTTP/1.1 200 OK");
client.println("Content-Type: text/html");
client.println(""); // do not forget this one
client.println("<!DOCTYPE HTML>");
client.println("<html>");
client.print("RELAY is now: ");
if (relayonoff == HIGH) {
client.print("On");
} else {
client.print("Off");
}
client.println("<br><br>");
client.println("<a href=\"/RELAY=ON\"\"><button>Turn On </button></a>");
client.println("<a href=\"/RELAY=OFF\"\"><button>Turn Off </button></a><br />");
client.println("</html>");
}
}
httpServer.handleClient();
if (displayonoff == -1) {
display.clearDisplay();
display.display();
displayonoff = 0;
counter = 0;
} else if (displayonoff == 1) {
String payload = get_request("http://192.168.0.16:5000/data");
if (payload != "FAILED") {
StaticJsonBuffer<300> jsonBuffer;
JsonObject& root = jsonBuffer.parseObject(payload);
if (counter < MAX_COUNTER / 3) {
String date = root["time"];
date = date.substring(0, 5);
display.clearDisplay();
display.setTextSize(2);
display.setTextColor(WHITE);
String topic_name = "Time";
display.setCursor(round((128 - (topic_name.length() * 12)) / 2), 0);
display.println(topic_name);
display.setTextSize(4);
display.setTextColor(WHITE);
display.setCursor(round((128 - (date.length() * 24)) / 2), 20);
display.println(date);
display.display();
} else if ((MAX_COUNTER / 3) <= counter && (counter < 2 * MAX_COUNTER / 3)) {
String weather = root["temp"];
display.clearDisplay();
display.setTextSize(2);
display.setTextColor(WHITE);
String topic_name = "Weather";
display.setCursor(round((128 - (topic_name.length() * 12)) / 2), 0);
display.println(topic_name);
display.setTextSize(3);
display.setTextColor(WHITE);
display.setCursor(round((128 - (weather.length() * 18)) / 2), 20);
display.println(weather);
display.display();
} else {
String train = root["traintime"];
display.clearDisplay();
display.setTextSize(2);
display.setTextColor(WHITE);
String topic_name = "Next Train";
display.setCursor(round((128 - (topic_name.length() * 12)) / 2), 0);
display.println(topic_name);
display.setTextSize(3);
display.setTextColor(WHITE);
display.setCursor(round((128 - (train.length() * 18)) / 2), 20);
display.println(train);
display.display();
}
counter += 1;
counter %= MAX_COUNTER;
}
}
delay(100);
}