SPC11A Ver la hoja de datos (PDF) - Unspecified

Número de pieza

componentes Descripción

Fabricante

SPC11A

12KB Sound Controller

Unspecified 

Preliminary

SPC11A

5. SIGNAL DESCRIPTIONS*

Mnemonic

PIN No.

Type

Description

VDD

9

I

Power input

VSS

10

I

Ground

ROSC

11

I

ROSC Resistor input (Resistor must be connected to VDD)

RESET

13

I

RESET

TEST

12

I

TEST MODE

AUD

14

O

AUDIO OUTPUT

IOC1

IOC2

IOC6

IOC7

Port C is a 4-bit bi-directional programmable Input / Output port with Pull-high or

8

I/O

Open-drain option. In input mode, Port C can be in either Pure or Pull-high states.

7

I/O

In output mode, Port C can be a Buffer or Open-drain NMOS type (sink current).

6

I/O

IOC1: EXT INT IN

5

I/O

IOC2: EXT COUNT IN

**See note 1 and 2 below.

Port D is a 4-bit bi-directional programmable Input / Output port with Pull-low or

IOD0

1

I/O

Open-drain option. In input mode, Port D can be either Pure or Pull-low states. In

IOD1

2

I/O

output mode, Port D can be either Buffer or Open-drain PMOS type (send current).

IOD6

3

I/O

(Key change, Wake up I/O)

IOD7

4

I/O

**See note 1 and 2 below.

* Refer to SPC Programming Guide for more information.

**Note: 1.) Two input states can be specified: Pure Input, Pull-High or Pull Low.

2.) Three output states can be specified: Buffer output, Open Drain PMOS output (send), or Open Drain NMOS output (sink).

© Sunplus Technology Co., Ltd.

4

Proprietary & Confidential

JUL. 09, 2001

Preliminary Version: 0.1

Share Link: