RA8816 데이터 시트보기 (PDF) - RAIO

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RA8816

144x65 Character/Graphic LCD Driver

RAIO 

Preliminary Version 1.6

RA8816

144x65 Character/Graphic LCD Driver

If K_AUTO = 1:

RW

DB7

1

SIRQ

DB6

AKD6

DB5

AKD5

DB4

AKD4

DB3

AKD3

DB2

AKD2

DB1

AKD1

DB0

AKD0

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

key matrix. The RA8816 supports 4x5 key matrix -- total 20Keys. The BCD number of 0~19h

are mapping to these keys.

AKD[6..0]

0~19

20~39

42

Other

Table 5-9

Scan Data

Key No. Input

Long Key No. Input

Key Release

Reserved

[08h] Scroll Window Start X Register (SWSXR)

RW

DB7

DB6

DB5

DB4

DB3

DB2

DB1

DB0

0

--

--

--

SSX4 SSX3 SSX2 SSX1 SSX0

SSX[4..0]: Setup Segment (X) start point of scroll window. The unit is half size width(8-Pixels).

[09h] Scroll Window Start Y Register (SWSYR)

RW

DB7

DB6

DB5

DB4

DB3

DB2

DB1

0

--

--

SSY5 SSY4 SSY3 SSY2 SSY1

SSY[5..0]: Setup the Common (Y) start point of scroll window. The unit is pixel.

DB0

SSY0

[0Ah] Scroll Window Range X Register (SWRXR)

RW

DB7

DB6

DB5

DB4

DB3

0

--

--

--

SRX4 SRX3

DB2

SRX2

DB1

SRX1

DB0

SRX0

SRX[4..0]: Setup Segment (X) offset of scroll window. The unit is half size width(8-Pixels).

[0Bh] Scroll Window Range Y Register (SWRYR)

RW

DB7

DB6

DB5

DB4

DB3

DB2

DB1

0

PINV

--

SRY5 SRY4 SRY3 SRY2 SRY1

PINV : Invert area select. 0 Î Whole screen invert. 1 Î Partial screen invert.

SRY[5..0]: Setup the Common (Y) offset of scroll window. The unit is pixel.

DB0

SRY0

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