ra8802 RAIO Technology Inc., ra8802 Datasheet - Page 14

• Manufacturer Part Number: ra8802
• Description: Character/graphic Lcd Controller
• Manufacturer: RAIO Technology Inc.

Version 1.3
RAiO
REG [A0h] Interrupt Setup & Status Register (INTR)
REG [B0h] Interrupt Column Setup Register (INTX)
7-6
5-0
Bit
Bit
7
6
5
4
3
2
1
0
TECHNOLOGY INC.
Column: Column of Display Screen (Pixel)
Row: Row of Display Screen (Pixel)
FRS: Frame Rate/Sec
Busy Status
1: RA8802/8820 is busy. The MCU have to wait until Busy Status is released
Touch Panel interrupt mask
1: Generate interrupt output if touch panel was detected.
Reserved
Setup Interrupt Column Address
If Cursor Position X Register (CPXR)=INTX, a interrupt has occurred
0: RA8802/8820 is idle ready for MCU access.
Touch Panel detect
1: Touch Panel touched
0: Touch Panel untouched
Cursor Column status
1: The Cursor Column is equal to INTX
0: The Cursor Column is not equal to INTX
Cursor Row status
1: The Cursor Row is equal to INTY
0: The Cursor Row is not equal to INTY
Busy interrupt mask
1: Enable Busy to generate Interrupt output
0: Disable Busy to generate Interrupt output
0: Don’t generate interrupt output if touch panel was detected.
INTX event occur INT or not
1: Enable INTX Interrupt
0: Disable INTX Interrupt
Set INTY occur INT or not
1: Enable INTY Interrupt
0: Disable INTY Interrupt
Description
Description
14/14
Character/Graphic LCD Controller
RA8802/8820
www.raio.com.tw
Default
Default
27h
0h
0h
0h
0h
0h
0h
0h
0h
0h
Access
Access
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R