RAiO RA8806 - Display Future

Version 1.3
RA8806
Two Layers Character/Graphic LCD Controller
(2) Program Example:
Unsigned char X1,X2,Y1,Y2;
Touch_Panel_Enable ( ); // Set TPCR1 Bit 7 to 1
TP_Auto_Enable ( ); // Set TPCR2 Bit 7 to 0
TP_INT_Mask_Enable ( ); // Set INTR Bit-4 to 1
:
:
Execute other function
// Jump to ISR when interrupt
:
:
Int EXT_INT_Service_Routine
{
LCD_CmdWrite ( INTR );
INT_Sta = LCD_DataRead ( );
// ISR entry
// Check INT status
If ( INT_Sta & 0x01 )
// Check If TP interrupt
{
LCD_CmdWrite(TPXR);
X1 = LCD_DataRead( ); // MSB of X
LCD_CmdWrite(TPYR);
Y1 = LCD_DataRead( ); // MSB of Y
LCD_CmdWrite(TPZR);
X2 = LCD_DataRead( ) & 0x03; // LSB two Bits of X
LCD_CmdWrite(TPZR);
Y2 = LCD_DataRead( ) & 0x0C; // Least two Bits of Y
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Execute corresponding function
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:
LCD_CmdWrite ( INTR ); // Clear Touch Panel status
temp = LCD_DataRead ( ) & 0xfe;
LCD_CmdWrite ( INTR );
LCD_DataWrite ( temp );
}
Else if (INT_Sta & 0x02)
// Check if Key-Scan interrupt
{
:
:
}
Else if (INT_Sta & 0x04)
// Check if Wakeup interrupt
{
:
:
}
}
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