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7481 Datasheet(PDF) 17 Page - Renesas Technology Corp

Part # 7481
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
PDF  98 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7481 Datasheet(HTML) 17 Page - Renesas Technology Corp

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MITSUBISHI MICROCOMPUTERS
7480/7481 GROUP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
16
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
Fig. 14 Block diagram of ports (3)
Data bus
Multi-
plexer
Port P2
A-D conversion
circuit
Port P2
Port P3
INT0
, INT1
Data bus
Port P3
Data bus
Port P40, P41
CNTR0,
CNTR1 input
Port P42, P43, P50, P51, P52, P53
Data bus
Port P42, P43, P50, P51, P52, P53
Timer output
Timer X,Y
operating
mode bits
“001”
“100”
“101”
“110”
Port P4 P5 input control register
(For the 7480 group) Set this bit to “0”.
(For the 7481 group) Set this bit to “1”.
Port P40, P41
Direction register
Port latch
Direction register
Port latch



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