參數(shù)資料
型號(hào): μPD78064(A)
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(jī)微控制器(8位單片微控制器)
文件頁(yè)數(shù): 14/68頁(yè)
文件大小: 539K
代理商: ΜPD78064(A)
14
μ
PD78062(A), 78063(A), 78064(A)
3.2
Other Pins (2/2)
A/D converter analog input.
A/D converter reference voltage input.
A/D converter analog power supply. Connect to V
DD
.
A/D converter ground potential. Connect to V
SS
.
System reset input.
Main system clock oscillation crystal connection.
Subsystem clock oscillation crystal connection.
Positive power supply.
Ground potential.
Internal connection. Connect directly to V
SS
pin.
Pin Name
I/O
ANI0 to ANI7
AV
REF
AV
DD
AV
SS
RESET
X1
X2
XT1
XT2
V
DD
V
SS
IC
Input
Function
After Reset
Dual-
Function Pin
——
——
——
——
——
——
P10 to P17
——
——
——
——
——
——
P07
——
——
——
——
——
——
——
——
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
P26/SO0/SB1
P27/SCK0
P30/TO0
P31/TO1
P32/TO2
Connected to V
SS
.
Connected to V
DD
.
Input
Input/output
Input
Input/output
2
8-A
16
11
10-A
5-A
Pin Name
I/O
Recommended Connection when not Used
Input/output
Circuit Type
Input
Input
Input
Input
Input
Independently connected to V
DD
or V
SS
through resistor.
Independently connected to V
SS
through resistor.
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