MSM6411A 데이터 시트보기 (PDF) - Oki Electric Industry

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MSM6411A

High speed and Simple 4-Bit Microcontroller

Oki Electric Industry 

¡ Semiconductor

PIN CONFIGURATION (TOP VIEW)

P1.2 1

P1.3 2

P2.0/INT 3

P2.1 4

P2.2 5

OSC1 6

OSC0 7

GND 8

16 VDD

15 P1.1

14 P1.0

13 P0.3/SI

12 P0.2/SO

11 P0.1/SCK

10 P0.0

9 RESET

16-Pin Plastic DIP

MSM6411A

PIN DESCRIPTIONS

Pin

Symbol Type

Description

During reset

10

P0.0

11

P0.1/SCK

4-bit input-output port. P0.1 to P0.3 are used as both

I/O

"1"

12

P0.2/SO

input-output ports and shift register pins.

13

P0.3/SI

14

P1.0

15

P1.1

I/O 4-bit input-output port.

"1"

1

P1.2

2

P1.3

3

P2.0/INT

3-bit input port with latch. P2.0 is used as both input port Latch is reset.

4

P2.1

I

and INT input pin (falling edge trigger input).

("0")

5

P2.2

7

OSC0

I

System clock input pin.

Clocked in

6

OSC1

O

System clock output pin. This pin and OSC0 pin make up

—

the oscillator circuit.

9

RESET

I

Input pin for system reset.

—

16

VDD

I

Power supply voltage pin.

—

8

GND

I

Ground pin.

—

3/11

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