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    } else {
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    } else {
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        // PAL + enable display immediately (VM0)
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        // PAL + enable display immediately (VM0)
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        spi_send_byte(0x00, 0b01001000);
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        spi_send_byte(0x00, 0b01001000);
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    }
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    }
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    // clear all display-mem (DMM)
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    /*// clear all display-mem (DMM)
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    spi_send_byte(0x04, 0b00000100);
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    spi_send_byte(0x04, 0b00000100);
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    // clearing takes 12uS according to maxim so lets wait longer
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    // clearing takes 12uS according to maxim so lets wait longer
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    _delay_us(120);
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    _delay_us(120);
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    // 8bit mode
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    // 8bit mode
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    spi_send_byte(0x04, 0b01000000);
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    spi_send_byte(0x04, 0b01000000);*/
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    // write blank chars to whole screen
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    // clear display memory and set to 8bit mode