参数资料
型号: M38748E9F-XXXFS
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: 15/92页
文件大小: 1292K
代理商: M38748E9F-XXXFS
15
3874 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Note:
Make sure that the input level at each pin is either 0 V or Vcc during execution of the STP instruction.
When an input level is at an intermediate potential, a current will flow from Vcc to Vss through the input-stage gate.
Pin
Name
Input/Output
I/O Function
Non-Port Function
Ref.No.
Table 6 I/O port function (2)
Related SFRs
P7
0
/S
IN2
P7
1
/S
OUT2
P7
2
/S
CLK2
P7
5
/BUS
OUT
P7
6
/BUS
IN
P7
7
/ADT
P8
0
/DA
P8
1
Port P7
Port P8
Port P9
Input/output,
individual bits
CMOS compatible
input level
CMOS 3-state output
Serial I/O2 function I/O
Serial I/O2 control reg-
ister
PULL UP register
(15)
(16)
(17)
(1)
(18)
(19)
(20)
(21)
(1)
(22)
P7
3
,P7
4
Data link layer commu-
nication control I/O
A-D trigger input
D-A function output
Serial I/O3 function I/O
External interrupt input
Communication mode
register
Transmit control regis-
ter
Transmit status register
Receive control regiser
Receive status register
Bus interrupt source
discrimination control
register
Control field selection
register
Control field register
Transmit/Receive FIFO
A-D control register
A-D control register
Serial I/O3 register/
Transfer counter
Serial I/O3 control reg-
ister 1
Serial I/O3 control reg-
ister 2
Serial I/O3 control reg-
ister 3
Serial I/O3 automatic
transfer data pointer
Interrupt edge selection
register
Input/output,
individual bits
(23)
(24)
(25)
(26)
(27)
(28)
Input
CMOS compatible in-
put level
CMOS 3-state output
CMOS compatible
input level
P8
2
/S
OUT3
P8
3
/S
IN3
P8
4
/S
CLK3
P8
5
/S
RDY3
P8
6
/S
BUSY3
P8
7
/S
STB3
P9
7
/INT
0
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