LCD_BIT_E
set_bit(LCD_BIT_E, bits);
clear_bit(LCD_BIT_E, bits);
set_bit(LCD_BIT_E, bits);
clear_bit(LCD_BIT_E, bits);
pin_to_bits(lcd.pins.e, lcd_bits[LCD_PORT_D][LCD_BIT_E],
lcd_bits[LCD_PORT_C][LCD_BIT_E]);