M38B78FAH-XXXXFP View Datasheet(PDF) - MITSUBISHI ELECTRIC

Part Name

Description

Manufacturer

M38B78FAH-XXXXFP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

MITSUBISHI ELECTRIC  

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MITSUBISHI MICROCOMPUTERS

38B7 Group

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

Table 2 Pin description (2)

Pin

Name

P64/RXD/FLD52, I/O port P6

P65/TXD/FLD53,

P66/SCLK21/FLD54,

P67/SRDY2/SCLK22/

FLD55,

P70/INT0,

I/O port P7

P71/INT1,

P72/INT2,

P73/INT3/DIMOUT,

Function

• 4-bit I/O port .

• Low-voltage input level for input ports.

• CMOS compatible input level for RxD, SCLK21, SCLK22.

• CMOS 3-state output structure.

• 8-bit I/O port.

• CMOS compatible input level.

• CMOS 3-state output structure.

P74/PWM1

P75/T1OUT,

P76/T3OUT,

P77/INT4/BUZ01

P80/XCIN,

P81/XCOUT

I/O port P8

P82/CNTR1,

P83/CNTR0/CNTR2

P90/SIN3/AN8, I/O port P9

P91/SOUT3/AN9,

P92/SCLK3/AN10,

P93/SRDY3/AN11,

P94/RTP1/AN12,

P95/RTP0/AN13

P96/PWM0/AN14

• 4-bit I/O port with the same function as port P7.

• CMOS compatible input level.

• CMOS 3-state output structure.

• 8-bit I/O port with the same function as port P7.

• CMOS compatible input level.

• CMOS 3-state output structure.

P97/BUZ02/AN15

PA0/AN0–PA7/AN7 I/O port PA

PB0/SCLK12/DA I/O port PB

PB1/SRDY1,

PB2/SBUSY1,

PB3/SSTB1,

PB4/SCLK11,

PB5/SOUT1,

PB6/SIN1

• 8-bit I/O port with the same function as port P7.

• CMOS compatible input level.

• CMOS 3-state output structure.

• 7-bit I/O port with the same function as port P7.

• CMOS compatible input level.

• CMOS 3-state output structure.

Function except a port function

• FLD automatic display

pins

• Serial I/O2 function pins

• Interrupt input pins

• Interrupt input pin

• Dimmer signal output pin

• PWM output pin

• Timer output pins

• Interrupt input pin

• Buzzer output pin

• I/O pins for sub-clock generating

circuit (connect a ceramic resonator

or a quarts-crystal oscillator)

• Timer input pin

• Timer I/O pin

• Serial I/O3 function pins

• A-D converter input pins

• Real time port output pins

• A-D converter input pins

• 14-bit PWM output pin

• A-D converter input pin

• Buzzer output pin

• A-D converter input pin

• A-D converter input pin

• Serial I/O1 function pin

• D-A converter output pin

• Serial I/O1 function pins

5

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