acid-drop- Hacking the planet from a LilyGo T-Deck using custom firmware |
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U8g2RssReader.ino (8321B)
1 /******************************************************************************* 2 * U8g2 RSS Reader 3 * This is a simple RSS Reader sample with UTF-8 support 4 * 5 * * Raspberry Pi Pico W dependent libraries: 6 * HttpClient: https://github.com/moononournation/HttpClient.git 7 * 8 * Setup steps: 9 * 1. Fill your own SSID_NAME, SSID_PASSWORD, RSS_HOST, RSS_PORT, RSS_PATH 10 * 2. Change your LCD parameters in Arduino_GFX setting 11 ******************************************************************************/ 12 13 /* WiFi settings */ 14 #define SSID_NAME "YourAP" 15 #define SSID_PASSWORD "PleaseInputYourPasswordHere" 16 17 #define RSS_HOST "rss.weather.gov.hk" 18 #define RSS_PORT 80 19 #define RSS_PATH "/rss/LocalWeatherForecast_uc.xml" 20 21 /******************************************************************************* 22 * Start of Arduino_GFX setting 23 * 24 * Arduino_GFX try to find the settings depends on selected board in Arduino IDE 25 * Or you can define the display dev kit not in the board list 26 * Defalult pin list for non display dev kit: 27 * Arduino Nano, Micro and more: CS: 9, DC: 8, RST: 7, BL: 6, SCK: 13, MOSI: 11, MISO: 12 28 * ESP32 various dev board : CS: 5, DC: 27, RST: 33, BL: 22, SCK: 18, MOSI: 23, MISO: nil 29 * ESP32-C3 various dev board : CS: 7, DC: 2, RST: 1, BL: 3, SCK: 4, MOSI: 6, MISO: nil 30 * ESP32-S2 various dev board : CS: 34, DC: 38, RST: 33, BL: 21, SCK: 36, MOSI: 35, MISO: nil 31 * ESP32-S3 various dev board : CS: 40, DC: 41, RST: 42, BL: 48, SCK: 36, MOSI: 35, MISO: nil 32 * ESP8266 various dev board : CS: 15, DC: 4, RST: 2, BL: 5, SCK: 14, MOSI: 13, MISO: 12 33 * Raspberry Pi Pico dev board : CS: 17, DC: 27, RST: 26, BL: 28, SCK: 18, MOSI: 19, MISO: 16 34 * RTL8720 BW16 old patch core : CS: 18, DC: 17, RST: 2, BL: 23, SCK: 19, MOSI: 21, MISO: 20 35 * RTL8720_BW16 Official core : CS: 9, DC: 8, RST: 6, BL: 3, SCK: 10, MOSI: 12, MISO: 11 36 * RTL8722 dev board : CS: 18, DC: 17, RST: 22, BL: 23, SCK: 13, MOSI: 11, MISO: 12 37 * RTL8722_mini dev board : CS: 12, DC: 14, RST: 15, BL: 13, SCK: 11, MOSI: 9, MISO: 10 38 * Seeeduino XIAO dev board : CS: 3, DC: 2, RST: 1, BL: 0, SCK: 8, MOSI: 10, MISO: 9 39 * Teensy 4.1 dev board : CS: 39, DC: 41, RST: 40, BL: 22, SCK: 13, MOSI: 11, MISO: 12 40 ******************************************************************************/ 41 #include <U8g2lib.h> 42 #include <Arduino_GFX_Library.h> 43 44 #define GFX_BL DF_GFX_BL // default backlight pin, you may replace DF_GFX_BL to actual backlight pin 45 46 /* More dev device declaration: https://github.com/moononournation/Arduino_GFX/wiki/Dev-Device-Declaration */ 47 #if defined(DISPLAY_DEV_KIT) 48 Arduino_GFX *gfx = create_default_Arduino_GFX(); 49 #else /* !defined(DISPLAY_DEV_KIT) */ 50 51 /* More data bus class: https://github.com/moononournation/Arduino_GFX/wiki/Data-Bus-Class */ 52 Arduino_DataBus *bus = create_default_Arduino_DataBus(); 53 54 /* More display class: https://github.com/moononournation/Arduino_GFX/wiki/Display-Class */ 55 Arduino_GFX *gfx = new Arduino_ILI9341(bus, DF_GFX_RST, 0 /* rotation */, false /* IPS */); 56 57 #endif /* !defined(DISPLAY_DEV_KIT) */ 58 /******************************************************************************* 59 * End of Arduino_GFX setting 60 ******************************************************************************/ 61 62 #if defined(ESP32) 63 #include <WiFi.h> 64 #include <HTTPClient.h> 65 WiFiClient client; 66 HTTPClient http; 67 #elif defined(ESP8266) 68 #include <ESP8266WiFi.h> 69 #include <ESP8266HTTPClient.h> 70 WiFiClient client; 71 HTTPClient http; 72 #elif defined(ARDUINO_RASPBERRY_PI_PICO_W) 73 #include <WiFi.h> 74 #include <WiFiClient.h> 75 #include <HttpClient.h> 76 WiFiClient client; 77 HttpClient http(client); 78 #elif defined(RTL8722DM) 79 #include <WiFi.h> 80 #include <WiFiClient.h> 81 #include <HttpClient.h> 82 WiFiClient client; 83 HttpClient http(client); 84 #endif 85 86 void setup(void) 87 { 88 Serial.begin(115200); 89 // while (!Serial); 90 // Serial.setDebugOutput(true); 91 Serial.println("U8g2 RSS Reader"); 92 93 #ifdef GFX_EXTRA_PRE_INIT 94 GFX_EXTRA_PRE_INIT(); 95 #endif 96 97 Serial.println("Init display"); 98 gfx->begin(); 99 gfx->fillScreen(BLACK); 100 gfx->setUTF8Print(true); // enable UTF8 support for the Arduino print() function 101 102 #ifdef GFX_BL 103 pinMode(GFX_BL, OUTPUT); 104 digitalWrite(GFX_BL, HIGH); 105 #endif 106 107 Serial.println("Init WiFi"); 108 gfx->println("Init WiFi"); 109 #if defined(ESP32) || defined(ESP8266) 110 WiFi.mode(WIFI_STA); 111 WiFi.begin(SSID_NAME, SSID_PASSWORD); 112 #elif defined(ARDUINO_RASPBERRY_PI_PICO_W) 113 WiFi.mode(WIFI_STA); 114 WiFi.begin(SSID_NAME, SSID_PASSWORD); 115 #elif defined(RTL8722DM) 116 WiFi.begin((char *)SSID_NAME, (char *)SSID_PASSWORD); 117 #endif 118 while (WiFi.status() != WL_CONNECTED) 119 { 120 delay(500); 121 Serial.print("."); 122 gfx->print("."); 123 } 124 Serial.println(" CONNECTED"); 125 gfx->println(" CONNECTED"); 126 127 /* U8g2 font list: https://github.com/olikraus/u8g2/wiki/fntlistall */ 128 /* U8g2 Unifont list: https://github.com/olikraus/u8g2/wiki/fntgrpunifont */ 129 gfx->setFont(u8g2_font_unifont_t_chinese4); 130 gfx->setTextColor(WHITE); 131 } 132 133 void loop() 134 { 135 if (WiFi.status() == WL_CONNECTED) 136 { 137 Serial.printf("[HTTP] begin...\n"); 138 #if defined(ESP32) || defined(ESP8266) 139 http.begin(client, RSS_HOST, RSS_PORT, RSS_PATH); 140 int httpCode = http.GET(); 141 #elif defined(ARDUINO_RASPBERRY_PI_PICO_W) || defined(RTL8722DM) 142 http.get(RSS_HOST, RSS_PORT, RSS_PATH); 143 int httpCode = http.responseStatusCode(); 144 http.skipResponseHeaders(); 145 #endif 146 147 Serial.printf("[HTTP] GET... code: %d\n", httpCode); 148 gfx->printf("[HTTP] GET... code: %d\n", httpCode); 149 // HTTP header has been send and Server response header has been handled 150 if (httpCode <= 0) 151 { 152 #if defined(ESP32) || defined(ESP8266) 153 Serial.printf("[HTTP] GET... failed, error: %s\n", http.errorToString(httpCode).c_str()); 154 #endif 155 } 156 else 157 { 158 if (httpCode != 200) 159 { 160 Serial.printf("[HTTP] Not OK!\n"); 161 gfx->printf("[HTTP] Not OK!\n"); 162 delay(5000); 163 } 164 else 165 { 166 // get lenght of document(is - 1 when Server sends no Content - Length header) 167 #if defined(ESP32) || defined(ESP8266) 168 int len = http.getSize(); 169 #elif defined(ARDUINO_RASPBERRY_PI_PICO_W) || defined(RTL8722DM) 170 int len = http.contentLength(); 171 #endif 172 Serial.printf("[HTTP] size: %d\n", len); 173 gfx->printf("[HTTP] size: %d\n", len); 174 175 if (len <= 0) 176 { 177 Serial.printf("[HTTP] Unknow content size: %d\n", len); 178 gfx->printf("[HTTP] Unknow content size: %d\n", len); 179 } 180 else 181 { 182 // get XML string 183 String xml = http.readString(); 184 // update hour 185 int key_idx = xml.indexOf("<item>"); 186 key_idx = xml.indexOf("<title>", key_idx + 6); 187 int val_start_idx = key_idx + 7; 188 int val_end_idx = xml.indexOf('<', val_start_idx); 189 int update_hour = xml.substring(val_start_idx + 35, val_start_idx + 37).toInt(); 190 String title = xml.substring(val_start_idx, val_end_idx); 191 Serial.println(title); 192 193 gfx->fillScreen(BLACK); 194 gfx->setCursor(0, 16); 195 196 // gfx->setTextSize(2); 197 gfx->setTextColor(GREEN); 198 gfx->println(title); 199 gfx->println(); 200 201 // description 202 key_idx = xml.indexOf("<description><![CDATA[", val_end_idx); 203 val_start_idx = key_idx + 22; 204 val_end_idx = xml.indexOf("]]></description>", val_start_idx); 205 String description = xml.substring(val_start_idx, val_end_idx); 206 description.trim(); 207 Serial.println(description); 208 209 // gfx->setTextSize(1); 210 gfx->setTextColor(WHITE); 211 val_start_idx = 0; 212 while (val_start_idx < description.length()) 213 { 214 val_end_idx = description.indexOf("<br/>", val_start_idx); 215 if (val_end_idx < 0) 216 { 217 val_end_idx = description.length(); 218 } 219 String paragraph = description.substring(val_start_idx, val_end_idx); 220 paragraph.trim(); 221 gfx->println(paragraph); 222 val_start_idx = val_end_idx + 5; 223 } 224 } 225 } 226 #if defined(ESP32) || defined(ESP8266) 227 http.end(); 228 #elif defined(ARDUINO_RASPBERRY_PI_PICO_W) || defined(RTL8722DM) 229 http.stop(); 230 #endif 231 232 delay(60 * 60 * 1000); 233 } 234 } 235 236 delay(1000); 237 }