32 lines
797 B
C
32 lines
797 B
C
// This is the command sequence that rotates the OTM8009A driver coordinate frame
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rotation = m % 4;
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writecommand(TFT_MADCTL);
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writecommand(TFT_NOP);
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switch (rotation) {
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case 0: // Portrait
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_width = TFT_WIDTH;
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_height = TFT_HEIGHT;
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writedata(0x00);
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writedata(0x00);
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break;
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case 1: // Landscape (Portrait + 90)
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_width = TFT_HEIGHT;
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_height = TFT_WIDTH;
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writedata((1<<5)|(1<<6));
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writedata(0x00);
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break;
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case 2: // Inverter portrait
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_width = TFT_WIDTH;
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_height = TFT_HEIGHT;
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writedata((1<<7)|(1<<6));
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writedata(0x00);
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break;
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case 3: // Inverted landscape
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_width = TFT_HEIGHT;
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_height = TFT_WIDTH;
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writedata((1<<7)|(1<<5));
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writedata(0x00);
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break;
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} |