參數(shù)資料
型號(hào): μPD78064B
廠商: NEC Corp.
元件分類: 8位微控制器
英文描述: 8 Bit Single Chip Microcontrollers
中文描述: 8位單片機(jī)微控制器
文件頁數(shù): 14/64頁
文件大小: 391K
代理商: ΜPD78064B
14
μ
PD78064B
Table 3-1. Input/Output Circuit Type of Each Pin (2/2)
Pin Name
Input/Output
Circuit Type
I/O
Recommended Connection when Not Used
P33/TI1
8-D
Input/output
Individually connect to V
DD
or V
SS
via a resistor.
P34/TI2
P35/PCL
5-J
P36/BUZ
P37
P70/SI2/RxD
8-D
P71/SO2/TxD
5-J
P72/SCK2/ASCK
8-D
P80/S39 to P87/S32
17-E
P90/S31 to P97/S24
P100 to P103
5-J
P110 to P117
8-D
Individually connect to V
DD
via a resistor.
S0 to S23
17-D
Output
Leave open.
COM0 to COM3
18-B
V
LC0
to V
LC2
BIAS
RESET
2
Input
XT2
16
Leave open.
AV
REF
Connect to V
SS
.
AV
DD
Connect to another power supply which has the same potential as V
DD
.
AV
SS
Connect to another ground line which has the same potential as V
SS
.
IC
Connect to V
SS
directly.
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