SNC510(2002) 查看數據表（PDF） - Sonix Technology Co., Ltd
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SNC510 Datasheet PDF : 10 Pages
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3 Block Diagram
SNC510
One Channel Direct Drive Speech Controller
ROM
Program/Speech
24K×10 bits
Address Pointers/ STACK
Timing
Generator
OSC
SRAM (64 nibbles)
Sampling Rate Counter
PWM
Timer
ALU
Voice
Synthesizer
D/A
IO port 2
IO port 3
4 PIN ASSIGNMENT
Symbol
P23 ~ P20
P33 ~ P30
VDD
GND
RST
OSC
BUO1/VO
BUO2
I/O Function Description
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)
I Oscillator Input
O Positive Output of PWM or DA output
O Negative Output of PWM
Ver: 1.0
2
November 26, 2002
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