參數(shù)資料
型號(hào)： 37C672
廠商： SMSC Corporation
英文描述： ENHANCED SUPER I/O CONTROLLER WITH FAST IR
中文描述： 增強(qiáng)的超級(jí)I / O控制器，快速紅外線
文件頁數(shù)： 132/173頁
文件大小： 965K
代理商： 37C672
APPLICATION
2.1 I/O port
2-4
3802 GROUP USER’S MANUAL
2.1.3 Handling of unused pins
Table 2.1.1 Handling of unused pins (in single-chip mode)
Name of Pins/Ports
Set to the input mode and connect to VCC or VSS
through a
resistor of 1 k
to 10 k
.
Set to the output mode and open at “L” or “H.”
Connect to VSS(GND) or open.
Connect to VSS(GND).
Open (only when using external clock).
Handling
P0, P1, P2, P3, P4, P5, P6
VREF
AVSS
XOUT
Name of Pins/Ports
Handling
Table 2.1.2 Handling of unused pins (in memory expansion mode and microprocessor mode)
Open
Set to the input mode and connect to VCC or VSS through a
resistor of 1 k
to 10 k
.
Set to the output mode and open at “L” or “H.”
Connect to VSS(GND) or open.
Connect to VCC through a resistor of 1 k
to 10 k
.
Open
Connect to VSS(GND).
Open (only when using external clock).
P30, P31
P4, P5, P6
VREF
____
ONW
_________
RESETOUT
SYNC
AVSS
XOUT
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