参数资料
型号: M38221E6DFP
厂商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 单芯片8位CMOS微机
文件页数: 5/78页
文件大小: 998K
代理商: M38221E6DFP
5
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3822 Group
MITSUBISHI MICROCOMPUTERS
Table 2 Pin description (2)
Function
Pin
Name
Function except a port function
P4
0
P4
2
/INT
0
,
P4
3
/INT
1
P4
4
/R
X
D,
P4
5
/T
X
D,
P4
6
/S
CLK
,
P4
7
/S
RDY
P5
0
/INT
2
,
P5
1
/INT
3
P5
2
/RTP
0
,
P5
3
/RTP
1
P5
4
/CNTR
0
,
P5
5
/CNTR
1
P5
6
/T
OUT
P5
7
/ADT
P6
0
/AN
0
P6
7
/AN
7
P7
0
/X
COUT,
P7
1
/X
CIN
I/O port P4
I/O port P5
I/O port P6
I/O port P7
1-bit Input port.
CMOS compatible input level.
7-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
Pull-up control is enabled.
8-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
Pull-up control is enabled.
8-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
Pull-up control is enabled.
2-bit I/O port.
CMOS compatible input level.
CMOS 3-state output structure.
I/O direction register allows each pin to be individually
programmed as either input or output.
Pull-up control is enabled.
φ
clock output pin
Interrupt input pins
Interrupt input pins
Real time port function pins
Timer X, Y function pins
Timer 2 output pins
A-D trigger input pins
A-D conversion input pins
Sub-clock generating circuit I/O pins.
(Connect a resonator. External clock
cannot be used.)
Input port P4
P4
1
/
φ
Serial I/O function pins
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