ML9204 Ver la hoja de datos (PDF) - Oki Electric Industry

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Fabricante

ML9204

5 × 7 Dot Character × 24-Digit × 2-Line Display Controller/Driver with Character RAM (Built-in Key Scan)

Oki Electric Industry 

OKI Semiconductor

PEDL9204-02

ML9204-xx

BLOCK DIAGRAM

VSEG

VCOM

VDD

D-GND

L-GND

RESET

CS

CP

8bit Shift

Register

Command

Decoder

Control

Circuit

DI/O

Timing

Generator 2

Timing

Generator 1

OSC0

OSC1

Oscillator

DCRAM_A

24w × 8b

CGROM_A

240w × 35b

CGRAM_A

16w × 35b

ADRAM_B

24w × 1b

DCRAM_B

24w × 8b

CGROM_B

240w × 35b

CGRAM_B

16w × 35b

ADRAM_B

24w × 1b

Address

Selector

GCRAM

24w × 24b

Write

Address

Counter

Read

Address

Counter

Digit

Control

Duty

Control

Segment

Driver

Segment

Driver

Segment

Driver

Segment

Driver

SEGA1

SEGA35

ADA

SEGB1

SEGB35

ADB

Grid

Driver

COM1

COM24

5 x 6 Key Scan and Encoder Switch Interface

INT

ROW1 ROW5 COL1 COL6 A1 B1 A2 B2 A3 B3

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