SNC10D 데이터 시트보기 (PDF) - Sonix Technology Co., Ltd
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SNC10D Datasheet PDF : 11 Pages
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SNC10D
One Channel Direct Drive Speech Controller
5.6. I/O Ports
P1 is a 4-bit input port, P2 and 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
PAD
Read Control
Weak
Input Port Configuration (P10~P13)
Port Data
Port Status
PAD
Weak
To Internal Data Bus
Read Control
I/O Port Configuration (P20~P23, P30~P33)
Note: All weak N-MOS’s can serve as pull-low resistors.
Ver: 1.3
4
June 8, 2005
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