參數(shù)資料
型號(hào): M34502M4-XXXFP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, MICROCONTROLLER, PDSO24
封裝: 5.30 X 10.10 MM, 0.80 MM PITCH, PLASTIC, SSOP-24
文件頁(yè)數(shù): 9/96頁(yè)
文件大?。?/td> 958K
代理商: M34502M4-XXXFP
17
Ver 1.4
MITSUBISHI MICROCOMPUTERS
7640 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
1.14 INPUT AND OUTPUT PORTS
Table 1.5. Input and Output Ports
Pin
Name
Input/
Output
I/O
Format
Non-Port
Function
Related
SFR’s
Ref. Number
P0
0 – P07
Port 0
Input/output,
individual bits
CMOS I/O
port
Address Bus
CPU Mode Register
Fig. 1.15
P1
0 – P17
Port 1
Input/output,
individual bits
CMOS I/O
port
Address Bus
CPU Mode Register
Fig. 1.15
P2
0 – P27
Port 2
Input/output,
individual bits
CMOS I/O
port
Data Bus
CPU Mode Register
Fig. 1.15
P3
0 – P37
Port 3
Input/output,
individual bits
CMOS I/O
port
Control signal I/O
CPU Mode Register
Fig. 1.15
P4
0
Expanded Data Memory
Access
CPU Mode Register
Fig. 1.16
P4
1
External Interrupt Input
(INT0)
Interrupt Edge
Selection Register
Fig. 1.16
P4
2
External Interrupt Input
(INT1)
Interrupt Edge
Selection Register
Fig. 1.16
P4
3
External Interrupt Input
(CNTR0)
Timer X Mode
Register
Fig. 1.16
P4
4
Port 4
Input/output,
individual bits
CMOS I/O
port
External Interrupt Input
(CNTR1)
Timer Y Mode
Register
Fig. 1.16
P5
0
X
cin
CPU Mode Register
Fig. 1.17
P5
1
X
cout or T out
CPU Mode Register
or T123 Mode
Register
Fig. 1.17
P5
2
OBF
0 Output
MBI Interface
Fig. 1.17
P5
3
IBF
0 Output
MBI Interface
Fig. 1.17
P5
4
S
0 Input
MBI Interface
Fig. 1.17
P5
5
A
0 Input
MBI Interface
Fig. 1.17
P5
6
R(E) Input
MBI Interface
Fig. 1.17
P5
7
Port 5
Input/output,
individual bits
CMOS I/O
port
W(R/W) Input
MBI Interface
Fig. 1.17
P6
0– P67
Port 6
Input/output,
individual bits
CMOS I/O
port
Master CPU data bus
MBI Interface
Fig. 1.18
P7
0
SOF Output
USB Interface
Fig. 1.19
P7
1
HOLD
CPU Mode Register
Fig. 1.19
P7
2
S
1 Input
MBI Interface
Fig. 1.19
P7
3
IBF
1 Output
MBI Interface
Fig. 1.19
P7
4
Port 7
Input/output,
individual bits
CMOS I/O
port
OBF
1 Output
MBI Interface
Fig. 1.19
P8
0
UTXD2/SRDY
UART Mode
Register/SIO Mode
Register
Fig. 1.20
P8
1
URXD2/SCLK
UART Mode
Register/SIO Mode
Register
Fig. 1.20
P8
2
CTS2/STXD
UART Mode
Register/SIO Mode
Register
Fig. 1.21
P8
3
RTS2/SRXD
UART Mode
Register/SIO Mode
Register
Fig. 1.21
P8
4
UTXD1
UART Mode
Register
Fig. 1.21
P8
5
URXD1
UART Mode
Register
Fig. 1.22
P8
6
CTS1
UART Mode
Register
Fig. 1.22
P8
7
Port 8
Input/output,
individual bits
CMOS I/O
port
RTS1
UART Mode
Register
Fig. 1.22
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