SNC342 Просмотр технического описания (PDF) - Sonix Technology Co., Ltd

Номер в каталоге

Компоненты Описание

производитель

SNC342

Direct Drive Voice/Dual Tone Melody Controller

Sonix Technology Co., Ltd 

3 Block Diagram

SNC353

Direct Drive Voice/Dual Tone Melody Controller

ROM

Program/Speech

64K×10 bits

Address Pointers/ STACK

Timing

Generator

OSC

SRAM (128 nibbles) Sampling Dual-Tone

Rate Counter Generator

PWM

Timer

ALU

Voice

Synthesizer

D/A

IO1

IO2

IO3

4 PIN ASSIGNMENT

Symbol

P13 ~ P10

P23 ~ P20

P33 ~ P30

VDD

GND

RST

OSC

BUO1/VO

BUO2

I/O Function Description

I Bit3 ~ Bit0 of Input port 1

I/O Bit3 ~ Bit0 of I/O port 2

I/O Bit3 ~ Bit0 of I/O port 3

P Positive power supply

P Negative power supply

I Reset pin (active high)

O Oscillator / Crystal Out

O Positive Output of PWM or DA output

O Negative Output of PWM

Ver: 1.4

2

June 8, 2005

Share Link: