M38B53M4-059FP datasheet(34/355 Pages) MITSUBISHI

Part #	M38B53M4-059FP

Description	8-BIT SINGLE-CHIP MICROCOMPUTER

PDF	355 Pages

Scroll/Zoom	100%

Manufacturer	MITSUBISHI [Mitsubishi Electric Semiconductor]

Direct Link	http://www.mitsubishichips.com

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34 / 355 page

38B5 Group User’s Manual

1-18

HARDWARE

FUNCTIONAL DESCRIPTION

Fig. 12 Port block diagram (2)

Serial ready output

(9) Ports P50, P54

(13) Port P62

(12) Port P61

Serial I/O input

Pull-up control

(10) Ports P51–P53, P55, P56

Serial clock input

Serial I/O2 mode selection bit

Output OFF control signal

TXD, SOUT or SCLK

P52,P53,P56

P-channel output disable signal (P5 1,P55)

Timer X output

Timer X operating mode bit

CNTR0,CNTR2 input

Timer 2, Timer X external clock input

(11) Port P57

SRDY2 output enable bit

Serial clock input

P62/SRDY1•P64/SBUSY1

pin control bit

Serial ready output

A-D conversion input

Analog input pin selection bit

Serial ready input

Data bus

Port latch

Direction register

Data bus

Port latch

Direction register

Pull-up control

Data bus

Port latch

Direction register

Pull-up control

Data bus

Port latch

Direction register

Pull-up control

Data bus

Port latch

Direction register

(8) Port P47

INT2 interrupt

input

Data bus

M38B53M4-059FP Datasheet(PDF) 34 Page - Mitsubishi Electric Semiconductor

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