Datasheet > SNC26120

SNC26120

更新时间： 2022-12-29 05:30:47

品牌	Logo	应用领域
松翰 - SONIX		控制器
页数	文件大小	规格书
11页	145K
描述
One Channel Speech Controller

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数据手册

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SNC26120 数据手册

SNC26120

One Channel Speech Controller

3. PIN ASSIGNMENT

Symbol

P10~P13

I/O Function Description

Input port 1

P20~P23

P30~P33

I/O I/O port 2: IO

I/O I/O port 3: IO

Rosc

BUO1

Oscillation component connection pin

PWM output 1

BUO2

RST

PWM output 2

RST=1ꢁ Reset Chip (Active H)

Positive power supply for CPU

Negative power supply for CPU

CVDD

CGND

VDDIO

GNDIO

Test

Positive power supply for I/O

Negative power supply for I/O

Test pin

4. Block Diagram

ROM

Program/Speech

248K×12 bits

Address Pointers/ STACK

SRAM

(64+16 nibbles)

Timing

Generator

OSC

Watch Dog

Timer

Sampling Rate Counter

Voice

Synthesizer

PWM

Circuit

Timer

ALU

PWM IO

Input port 1

IO port 2

IO port 3

Ver: 1.7

October 14, 2009

1 2 345 6 7...11

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