參數(shù)資料
型號: μPD78P078Y
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 20/84頁
文件大?。?/td> 472K
代理商: ΜPD78P078Y
20
m
PD78P078Y
2.3
Pin Input/Output Circuits and Recommended Connection of Unused Pins
Types of input/output circuits of the pins and recommended connection of unused pins are shown in Table 2-1.
For the configuration of each type of input/output circuit, see Figure 2-1.
Table 2-1. Type of Input/Output Circuit of Each Pin (1/2)
Pin Name
Input/Output
Input/Output
Recommended Connection for Unused Pins
Circuit Type
P00/INTP0/TI00
2
Input
Connect to V
SS
.
P01/INTP1/TI01
8-A
Input/Output
Independently connect to V
SS
via a resistor.
P02/INTP2
P03/INTP3
P04/INTP4
P05/INTP5
P06/INTP6
P07/XT1
16
Input
Connect to V
DD
.
P10/ANI0 to P17/ANI7
11
Input/Output
Independently connect to V
DD
or V
SS
via a
P20/SI1
8-A
resistor.
P21/SO1
5-A
P22/SCK1
8-A
P23/STB
5-A
P24/BUSY
8-A
P25/SI0/SB0/SDA0
10-A
P26/SO0/SB1/SDA1
P27/SCK0/SCL
P30/TO0
5-A
P31/TO1
P32/TO2
P33/TI1
8-A
P34/TI2
P35/PCL
5-A
P36/BUZ
P37
P40/AD0 to P47/AD7
5-E
Input/Output
Independently connect to V
DD
via a resistor.
P50/A8 to P57/A15
5-A
Input/Output
Independently connect to V
DD
or V
SS
via a
resistor.
P60 to P63
13-D
Input/Output
Independently connect to V
DD
via a resistor.
P64/RD
5-A
Input/Output
Independently connect to V
DD
or V
SS
via a
P65/WR
resistor.
P66/WAIT
P67/ASTB
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