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參數(shù)資料
| 型號： | SNC549 |
| 廠商： | SONIX Technology Co., Ltd. |
| 英文描述： | Two Channel Direct Drive Speech Controller |
| 中文描述： | 雙通道語音控制器直接驅(qū)動 |
| 文件頁數(shù)： | 4/12頁 |
| 文件大小： | 437K |
| 代理商： | SNC549 |
SNC549
Two Channel Direct Drive Speech Controller
5.6. I/O Ports
P1 is a 4-bit input port, P2/P3/P6 are three 4-bit I/O ports and P4/P5 are two 4-bit
output ports. Any bit of P2, P3 and P6 can be programmed as either input or output
port individually. Any valid data transition (H
L or L
H) of P1, P2, P3 and P6
can reactivate the chip when the chip is in power-down mode.
To Internal Data Bus
Read Control
PAD
Weak
Input Port Configuration (P10~P13)
Port Data
Port Status
To Internal Data Bus
Read Control
PAD
Weak
I/O Port Configuration (P20~P23, P30~P33, P60~P63)
Ver: 1.3
August 26, 2003
4
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