參數(shù)資料
型號(hào): UPD75316GF
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機(jī)
文件頁(yè)數(shù): 15/62頁(yè)
文件大?。?/td> 577K
代理商: UPD75316GF
μ
PD75312(A), 75316(A)
15
3.4
RECOMMENDED PROCESSING OF UNUSED PINS
Connect to V
SS
Table 3-1 Unused Pins Processing
Pin
Recommended Connections
P00/INT4
Connect to V
SS
P01/SCK
P02/SO/SB0
Connect to V
SS
or V
DD
P03/SI/SB1
P10/INT0-P12/INT2
P13/TI0
P20/PTO0
P21
P22/PCL
P23/BUZ
P30/LCDCL
P31/SYNC
Input
Output: Open
: Connect to V
SS
or V
DD
P32
P33
P40-P43
P50-P53
P60/KR0-P63/KR3
P70/KR4-P73/KR7
S0-S23
S24/BP0-S31/BP7
Open
COM0-COM3
V
LC0
-V
LC2
Connect to V
SS
BIAS
Connect to V
SS
only when all of the V
LC0
-V
LC2
pins are unused, otherwise, open.
XT1
Connect to V
SS
or V
DD
XT2
Open
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