參數(shù)資料
型號: μPD780308Y
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): 14/72頁
文件大?。?/td> 531K
代理商: ΜPD780308Y
μ
PD780306Y, 780308Y
14
3.2
OTHER PINS (2/2)
A/D converter analog input.
Reference voltage input of A/D converter and D/A converter
(shared with analog power supply).
Ground potential of A/D converter and D/A converter.
Set the same potential as V
SS0
.
System reset input.
Main system clock oscillation crystal connection.
Subsystem clock oscillation crystal connection.
Positive power supply for port block.
Ground potential for port block.
Positive power supply (except port block).
Ground potential (except port and analog block).
Internally connected. Connect directly to V
SS0
or V
SS1
pin.
Pin Name
I/O
ANI0 to ANI7
AV
REF
AV
SS
RESET
X1
X2
XT1
XT2
V
DD0
V
SS0
V
DD1
V
SS1
IC
Function
On Reset
Dual-
Function Pin
P10 to P17
P07
Input
Input
Input
Input
Input
Input
Input
3.3
PIN I/O CIRCUITS AND RECOMMENDED CONNECTION OF UNUSED PINS
The input/output circuit type of each pin and recommended connection of unused pins are shown in Table 3-1.
For the input/output circuit configuration of each type, refer to
Figure 3-1
.
Table 3-1. Input/Output Circuit Type of Each Pin (1/2)
P00/INTP0/TI00
P01/INTP1/TI01
P02/INTP2
P03/INTP3
P04/INTP4
P05/INTP5
P07/XT1
P10/ANI0 to P17/ANI7
P25/SI0/SB0/SDA0
P26/SO0/SB1/SDA1
P27/SCK0/SCL
P30/TO0
P31/TO1
P32/TO2
P33/TI1
P34/TI2
Connect to V
SS0
.
Connect to V
DD0
.
Input
Input/output
Input
Input/output
2
8-C
16
11-B
10-B
5-H
8-C
Pin Name
I/O
Recommended Connection When Not Used
Input/output
Circuit Type
Independently connect to V
SS0
through resistor.
Independently connect to V
DD0
or V
SS0
through resistor.
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