MSM9201-01GS-BK Просмотр технического описания (PDF) - Oki Electric Industry

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производитель

MSM9201-01GS-BK

Fluorescent Display Tube Controller Driver

Oki Electric Industry 

¡ Semiconductor

PEDL9201-03

MSM9201-01

Pin

Symbol Type Connects to:

QFP-1* QFP-2*

Description

Reset input.

Setting this pin to "Low" initializes all the functions.

The initial status is as follows.

• Address of each RAM

address "00"H

• Data of each RAM

Content is undefined

Micro- • Number of display digits 24 digits

67

69 RESET I controller • Contrast adjusment

or • All lights ON or OFF

8/16

OFF mode

C2, R2 • All outputs

"Low" level

RESET

C2

(Circuit when R and C are

connected externally)

R2

See Application Circuit.

External RC pin for RC oscillation.

65

67 OSC0 I

Connect R and C externally. The RC time constant depends on the

C1, R1 VDD voltage used. Set the target oscillation frequency to 2 MHz.

OSC0

(RC oscillation circuit)

66

68 OSC1 O

R1

OSC1

C1 See Application Circuit.

* QFP-1 : QFP80-P-1414-0.65-K

QFP-2 : QFP80-P-1420-0.80-BK

7/35

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