oddWires IoT-Bus, Документация

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iot-bus Documentation, Release latest
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const int textWidth = 12 ;
const int width = 320 ;
const int height = 240 ;
String last, current; // current and last values of text
void displayString ( const String & str, int color) {
int len = str.length() + 1 ;
int strWidth = len
*
textWidth;
int strHeight = textHeight;
Serial.println(strWidth);
int scale = width / strWidth;
Serial.println(scale);
if (scale < 1 )
scale = 1 ;
int x = width / 2 - strWidth
*
scale / 2 ;
int y = height / 2 + strHeight
*
scale / 2 ;
display.setFreeFont( & FreeSans18pt7b);
display.setRotation( 1 );
display.setTextColor(color);
display.setTextSize(scale);
display.setCursor(x, y);
display.println(str);
}
void setup ()
{
Serial.begin( 115200 );
dht.setup(dhtPin, DHTesp :: DHT11);
// Turn on display
pinMode( 33 , OUTPUT); // turn on the IoT-Bus Display
digitalWrite( 33 , HIGH);
// Start display and clear
display.begin();
display.fillScreen(ILI9341_BLACK);
// Start WiFi
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, password);
Serial.println( "" );
// Wait for connection
while (WiFi.status() != WL_CONNECTED) {
delay( 500 );
Serial.print( "." );
}
Serial.println( "" );
Serial.print( "Connected to " );
Serial.println(ssid);
Serial.print( "IP address: " );
Serial.println(WiFi.localIP());
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116 Chapter 35. IoT-Bus DHT11 Thing