HD66137 Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics

Número de pieza

componentes Descripción

Fabricante

HD66137

High-Voltage Durable 240-Channel Common Driver for Dot-Matrix STN LCD

Hitachi -> Renesas Electronics 

HD66137T

Pin Functions (cont)

Connected

Classification Symbol Pin No. to

I/O

Function

Control signal SHL

251

—

Input This pin switches shift directions.

SHL

"H"

level

"L"

level

MODE0 MODE1

Shift direction

Right shift

"H" "H" DIO2→SR1········SR240→DIO1

"H" "L" DIO2→SR21········SR220→DIO1

"L" "H" DIO2→SR41········SR200→DIO1

Left shift

"H" "H" DIO1→SR240········SR1→DIO2

"H" "L" DIO1→SR220········SR21→DIO2

"L" "H" DIO1→SR200········SR41→DIO2

SR1, SR2•••SR240 correspond to X1,

X2•••X240.

Note: The 40 or 80 pins invalidated at the

200-output or 160-output mode output the

non-selected level synchronized every time;

release these pins.

LCD drive

output

X1 to

X240

1 to 240 LCD

Output

LCD drive output

By a combination of the display data and the

M signal, when DISPOFF is set to VCC, either

VH, VL, or VM is selected and transmitted to

the output circuit.

M

1

0

D

1

Output

level

VL

0

1

0

VM VH VM

Note: Configuring the LCD panel using the HD66137 when using the select SEGMENT driver.

The Select SEGMENT driver

SEGMENT driver

HD66130 (320 OUT)

HD66132 (240 OUT)

HD66134S (240 OUT)

HD66136 (400 OUT)

Select

q

×

q

q

7

Share Link: