參數(shù)資料
型號： UPD65971
英文描述： CMOS-9HD Family Ver.6.0 Design Manual | Design Manual[07/2001]
中文描述： CMOS的9HD家庭Ver.6.0設(shè)計手冊|設(shè)計手冊[07/2001]
文件頁數(shù)： 8/64頁
文件大小： 399K
代理商： UPD65971
8
μ
PD64A, 65
Data Sheet U14380EJ2V0DS00
1.3 Dealing with Unused Pins
The following connections are recommended for unused pins.
Table 1-1. Connections for Unused Pins
Pin
Connection
Inside the microcontroller
Outside the microcontroller
K
I/O
INPUT mode
—
Leave open
OUTPUT mode
High-level output
REM
—
S
1
/LED
OUTPUT mode (LED) setting
S
0
OFF mode setting
Directly connect these
pins to GND
S
2
—
K
1
—
Caution The I/O mode and the terminal output level are recommended to be fixed by setting
them repeatedly in each loop of the program.
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