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M38B53M4-059FP датащи(PDF) 33 Page - Mitsubishi Electric Semiconductor

номер детали M38B53M4-059FP
подробное описание детали  8-BIT SINGLE-CHIP MICROCOMPUTER
PDF  355 Pages
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производитель  MITSUBISHI [Mitsubishi Electric Semiconductor]
домашняя страница  http://www.mitsubishichips.com
Logo MITSUBISHI - Mitsubishi Electric Semiconductor

M38B53M4-059FP датащи(HTML) 33 Page - Mitsubishi Electric Semiconductor

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38B5 Group User’s Manual
1-17
HARDWARE
FUNCTIONAL DESCRIPTION
Fig. 11 Port block diagram (1)
(2) Ports P1, P3
(3) Port P20
(4) Port P43
(6) Port P44
(7) Ports P45, P46
* High-breakdown-voltage P-channel transistor
Notes 1: The dimmer signal sets the Toff timing.
2: A pull-down resistor is not built in to ports P2 and P8.
3: In the mask option type P, the hysteresis circuit of
part is not built-in.
VEE
*
Timer 1 output bit
Timer 3 output bit
Timer 1 output
Timer 3 output
Dimmer signal (Note 1)
*
read
Buzzer control signal
Buzzer signal output
Timer 6 output selection bit
Timer 6 output
INT0
,INT1,INT3 interrupt input
CNTR1 input
Timer 4 external clock input
(1) Ports P0, P21–P27, P80–P83
Data bus
Local data
bus
Port latch
Dimmer signal (Note 1)
*
FLD/Port
switch register
Direction register
read
VEE
(Note 2)
VEE
FLD/Port
switch register
Port latch
Direction register
Data bus
Local data
bus
(Note 2)
Data bus
Local data
bus
Port latch
Dimmer signal (Note 1)
(5-1) Ports P40–P42, P60
Port latch
Direction register
Data bus
Buzzer control signal
Buzzer signal output
Port latch
Direction register
Data bus
Port latch
Direction register
Data bus
Port latch
Direction register
Data bus
(Note 3)
(5-2) Ports P42, P60 (in mask option type P)
Port latch
Direction register
Data bus



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