參數(shù)資料
型號: SNC553
廠商: SONIX Technology Co., Ltd.
英文描述: JUMPER BAR ASSY 6POLE 150A W/FRONT SIDE WIRING
中文描述: 雙通道語音控制器直接驅動
文件頁數(shù): 4/12頁
文件大?。?/td> 424K
代理商: SNC553
SNC553
Two Channel Direct Drive Speech Controller
5.6. I/O Ports
P1 is a 4-bit input port and P2/P3 are two 4-bit I/O ports. Any bit of P2 and P3 can
be programmed as either input or output port individually. Any valid data transition
(H
L or L
H) of P1, P2 and P3 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)
Note: weak N-MOS’s can serve as pull-low resistors.
Ver: 1.3
August 26, 2003
4
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