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參數(shù)資料
| 型號(hào)： | SNC548 |
| 廠商： | SONIX Technology Co., Ltd. |
| 英文描述： | Two Channel Direct Drive Speech Controller |
| 中文描述： | 雙通道語(yǔ)音控制器直接驅(qū)動(dòng) |
| 文件頁(yè)數(shù)： | 2/11頁(yè) |
| 文件大?。?/td> | 418K |
| 代理商： | SNC548 |
SNC548
Two Channel Direct Drive Speech Controller
3
Block Diagram
IO1
IO2
IO3
IO4
IO5
Sampling Rate Counter
×
2
Timing
Generator
D/A
Timer
ALU
SRAM (128 nibbles)
Voice
Synthesizer
IO6
PWM
Address Pointers/ STACK
OSC
ROM
Program/Speech
52K
×
10 bits
4
PIN ASSIGNMENT
Symbol
P13 ~ P10
P23 ~ P20
P33 ~ P30
P43 ~ P40
P53 ~ P50
P63 ~ P60
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
O
Bit3 ~ Bit0 of Output port 4
O
Bit3 ~ Bit0 of Output port 5
I/O Bit3 ~ Bit0 of I/O port 6
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: 1.2
November 26, 2002
2
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