ra8806 RAIO Technology Inc., ra8806 Datasheet - Page 93

• Manufacturer Part Number: ra8806
• Description: Two Layers Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Preliminary Version 1.2
RAiO
TECHNOLOGY INC.
Program Example(4):
Besides, note the display address for each of the font code to be display on the LCD screen,
// Create a 24x16 symbol in DDRAM1 and show on the screen.
// font_data[] = {00, 02, 06, 0A, 12, 23, 40, 80, 40, 23, 12, 0A, 06, 02, 00, 00,
// 00, 00, 00, 00, 00, FF, 00, 00, 00, FF, 00, 00, 00, 00, 00, 00,
// 00, 80, C0, A0, 90, 88, 04, 02, 04, 88, 90, A0, C0, 80, 00, 00}
LCD_GotoXY(0x04, 0x10);
Delay2us(10);
Delay2us(10);
Access_DDRAM1();
Only_Show_DDRAM2();
LCD_Graphic();
Cursor_Shift_Direct_VH();
LCD_GotoXY(0x02, 0x10);
LCD_CmdWrite( MWCR);
for(i=0;i<16;i++)
{
}
LCD_GotoXY(0x03, 0x10);
LCD_CmdWrite( MWCR);
for(i=16;i<32;i++)
{
}
LCD_CmdWrite( MWCR);
for(i=32;i<48;i++)
{
}
Access_DDRAM2();
LCD_Text();
Cursor_Shift_Direct_HV();
LCD_GotoXY( 3 , 3 );
LCD_CmdWrite( MWCR);
LCD_DataWrite(0x81);
LCD_DataWrite(0x02);
LCD_DataWrite(0x81);
LCD_DataWrite(0x03);
LCD_DataWrite(0x81);
LCD_DataWrite(0x04);
Delay2us(10);
LCD_DataWrite(font_data_L[i]);
Delay2us(50);
LCD_DataWrite(font_data_R[i]);
Delay2us(50);
LCD_DataWrite(font_data_R[i]);
Delay2us(50);
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// MAMR[1:0] = 01
// MAMR[6:4] = 010
// WLCR. Bit-3 = 0
// MAMR. Bit-7 = 1
// Set the cursor moving in vertical
// Write the left part of symbol
// Memory write command
// Write the middle part of symbol
// Memory write command
// Write the right part of symbol
// Memory write command
// MAMR[1:0] = 10
// WLCR.Bit-3 = 1
// MAMR. Bit-7 = 0
// set coordinate to ( 3 , 3 )
// Memory write command
// Write the
// Show as Figure 6-57
Two Layers Character/Graphic LCD Controller
code(8102, 8103,
8104) of symbol
www.raio.com.tw
RA8806