參數資料
型號: M37481E8SS
廠商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機
文件頁數: 14/97頁
文件大小: 1076K
代理商: M37481E8SS
MITSUBISHI MICROCOMPUTERS
7480/7481 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
14
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
Fig. 12 Block diagram of ports (1)
Direction register
Port latch
Interrupt
control
circuit
Tr1
Port P0
Data bus
Port P0
Tr2
Port P1
3
Data bus
T2M
1
T
1
Data bus
Tr3
Port P1
2
Data bus
T1M
1
T
0
Port P1
1
Tr4
Data bus
Tr5
Data bus
Port P1
0
Ports P1
0
– P1
3
Tr1 to Tr5 are pull-up transistors.
Pull-up control
register
Port latch
Pull-up control
register
Port latch
Port latch
Port latch
Direction register
Direction register
Direction register
Direction register
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