ra8816 RAIO Technology Inc., ra8816 Datasheet - Page 17

• Manufacturer Part Number: ra8816
• Description: 144x65 Character/graphic Lcd Driver
• Manufacturer: RAIO Technology Inc.

Preliminary Version 1.6
RAiO TECHNOLOGY INC.
[08h] Scroll Window Start X Register (SWSXR)
[09h] Scroll Window Start Y Register (SWSYR)
[0Ah] Scroll Window Range X Register (SWRXR)
[0Bh] Scroll Window Range Y Register (SWRYR)
If K_AUTO = 1:
SIRQ: Indicate the interrupt of Key-scan. This bit was clear when REG[0Fh] bit 1 write “0”.
AKD[6..0]: Scan Data(Code). In Auto–Mode, the MPU read data from this register to know the status of
SSX[4..0]: Setup Segment (X) start point of scroll window. The unit is half size width(8-Pixels).
SSY[5..0]: Setup the Common (Y) start point of scroll window. The unit is pixel.
SRX[4..0]: Setup Segment (X) offset of scroll window. The unit is half size width(8-Pixels).
PINV : Invert area select. 0
SRY[5..0]: Setup the Common (Y) offset of scroll window. The unit is pixel.
RW
RW
RW
RW
RW
0
0
0
0
1
PINV
SIRQ
DB7
key matrix. The RA8816 supports 4x5 key matrix -- total 20Keys. The BCD number of 0~19h
are mapping to these keys.
DB7
DB7
DB7
DB7
--
--
--
AKD6
DB6
DB6
DB6
DB6
DB6
--
--
--
--
Whole screen invert. 1
SRY5
SSY5
DB5
AKD[6..0]
DB5
DB5
DB5
AKD5
DB5
--
--
20~39
Other
0~19
42
SRX4
SRY4
SSX4
SSY4
DB4
DB4
DB4
DB4
AKD4
DB4
Table 5-9
17/68
Long Key No. Input
Key No. Input
SRX3
SSX3
SSY3
SRY3
Key Release
DB3
DB3
DB3
DB3
Scan Data
AKD3
Reserved
DB3
Partial screen invert.
SRX2
SSX2
SSY2
SRY2
DB2
DB2
DB2
DB2
144x65 Character/Graphic LCD Driver
AKD2
DB2
SRX1
SSX1
SSY1
SRY1
DB1
DB1
DB1
DB1
AKD1
DB1
SRX0
SRY0
SSX0
SSY0
www.raio.com.tw
DB0
DB0
DB0
DB0
AKD0
DB0
RA8816