ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 58
ra8806
Manufacturer Part Number
ra8806
Description
Two Layers Character/graphic Lcd Controller
Manufacturer
RAIO Technology Inc.
Datasheet
1.RA8806.pdf
(184 pages)
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Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
(2) Program Example:
}
Key-Scan_Enable ( );
Key-Scan_INT_Mask_Enable ( );
Int EXT_INT_Service_Routine
{
LCD_CmdWrite ( INTR );
INT_Sta = LCD_DataRead ( );
If ( INT_Sta & 0x02 )
{
}
else if (INT_Sta & 0x01)
Execute other functions
LCD_CmdWrite ( KSDR0 );
KeyCode1 = LCD_DataRead ( );
Switch ( KeyCode1 )
{
}
LCD_CmdWrite ( INTR );
temp = LCD_DataRead ( );
LCD_DataWrite ( temp );
{
else if (INT_Sta & 0x04)
temp = temp & 0xfd;
LCD_CmdWrite ( INTR );
}
:
:
:
:
:
:
{
}
case 0 :
case 1 :
:
:
break;
:
:
:
:
58/184
Two Layers Character/Graphic LCD Controller
// Set Reg. KSCR1 Bit-7=1
// Set Reg. INTR Bit-5=1
// Jump to ISR when external interrupt
// ISR entry
// Check INT status
// Check if Key-Scan interrupt
// Read Key Code
// Execute keystroke function
// Clear Key-Scan status
// Check if Touch Panel interrupt
// Check if Wakeup interrupt
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RA8806
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