M38031F3L-XXXSP Ver la hoja de datos (PDF) - Renesas Electronics

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componentes Descripción

Fabricante

M38031F3L-XXXSP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Renesas Electronics 

3803 Group (Spec.L)

(9) Port P37

Serial I/O3 mode selection bit

Serial I/O3 enable bit

SRDY3 output enable bit

Direction

register

Pull-up control bit

Data bus

Port latch

Serial I/O3 ready output

(11) Port P41

Port XC switch bit

Direction

register

Pull-up control bit

Data bus

Port latch

INT00 Interrupt input

Port XC

switch bit

Sub-clock generating circuit input

(13) Port P50

Pull-up control bit

Direction

register

Data bus

Port latch

Serial I/O2 input

Fig 14. Port block diagram (2)

(10) Port P40

Port XC switch bit

Direction

register

Pull-up control bit

Data bus

Port latch

INT40 Interrupt input

(12) Port P47

Timer Z operating

mode bits

Bit 2

Bit 1

Bit 0

Serial I/O1 mode selection bit

Serial I/O1 enable bit

SRDY1 output enable bit

Direction

register

Pull-up control bit

Data bus

Port latch

Port XC

switch bit

Timer output

Serial I/O1 ready output

CNTR2 interrupt input

(14) Port P51

Pull-up control bit

Serial I/O2 transmit completion signal

Serial I/O2 port selection bit

Direction

register

Data bus

Port latch

P-channel

output

disable bit

Serial I/O2 output

Rev.1.00 Apr 2, 2007 Page 18 of 117

REJ03B0212-0100

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