KS0094 데이터 시트보기 (PDF) - Samsung

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KS0094

34 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD

Samsung 

34 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD PRELIMINARY SPEC. VER. 0.4

KS0094

SYSTEM CONTROL

Name

I/O

CK

I

MI

I

PS

I

IF

I

DIRS

I

DUTY1

I

DUTY0

Table 3. Pin Description (Continued)

Description

External clock input

It must be fixed to "High" or "Low" when the internal oscillation circuit is used.

In case of the external clock mode, CK is used as the clock and OS bit

should be OFF.

MPU interface selection input

MI = "Low": 80 series MPU

MI = "High": 68 series MPU

Parallel / Serial selection input

When PS = "Low": Serial mode

When PS = "High": 4-bit/8-bit bus mode

Interface data length selection pin for parallel data input

When PS = "Low"

IF = "Low" or "High": serial interface mode

When PS = “High”

IF = "Low": 4-bit bus mode

IF = "High": 8-bit bus mode

SEG direction selection input

When DIRS = "Low”

SEG1 → SEG2 → SEG79 → SEG80

When DIRS = "High”

SEG80 → SEG79 → SEG2 → SEG1

Display line mode selection input

DUTY1

0

0

1

DUTY0

0

1

0/1

Mode

2-line

3-line

4-line

Duty

1/18

1/26

1/34

7

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