參數(shù)資料
型號: UPD70F3079YGF-3BA
元件分類: 微控制器/微處理器
英文描述: 32-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, PLASTIC, QFP-100
文件頁數(shù): 9/54頁
文件大?。?/td> 529K
代理商: UPD70F3079YGF-3BA
Data Sheet U15183EJ2V0DS
15
PD703078Y, 703079Y, 70F3079Y
2.3 Pin I/O Circuits and Recommended Connection of Unused Pins
The I/O circuit type of each pin and recommended connection of unused pins are shown in Table 2-1. For the I/O
schematic circuit diagram of each type, refer to Figure 2-1.
Table 2-1. Types of Pin I/O Circuits and Connection of Unused Pins (1/2)
Pin
Alternate Function
I/O Circuit Type
I/O Buffer
Power Supply
Recommended Connection of Unused Pins
P00
NMI
PORTVDD
P01 to P04
INTP0 to INTP3
P05
INTP4/ADTRG
P06, P07
INTP5, INTP6
8
P10
SI0/SDA0
10
P11
SO0
5
P12
SCK0/SCL0
10
P13
SI1/RXD0
8
P14
SO1/TXD0
5
P15
SCK1/ASCK0
8
PORTVDD
P20
SI3/RXD1
8
P21
SO3/TXD1
5
P22
SCK3/ASCK1
P23
SI4
8
P24
SO4
5
P25
SCK4
P26
8
P27
5
PORTVDD
P30 to P33
TI2/TO2 to TI5/TO5
PORTVDD
P34
VM45/TI71
8
P40 to P47
AD0 to AD7
5
PORTVDD
P50 to P57
AD8 to AD15
5
PORTVDD
P60 to P65
A16 to A21
5
PORTVDD
Input:
Individually connect to PORTVDD or
PORTGND via a resistor.
Output:
Leave open.
P70 to P77
ANI0 to ANI7
9
ADCVDD
P80 to P83
ANI8 to ANI11
9
ADCVDD
Individually connect to ADCVDD or ADCGND via a
resistor.
P90
LBEN
P91
UBEN
P92
R/W
P93
DSTB
P94
ASTB
P95
HLDAK
P96
HLDRQ
5PORTVDD
Input:
Individually connect to PORTVDD or
PORTGND via a resistor.
Output:
Leave open.
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