38B7 datasheet(29/415 Pages) RENESAS

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1-6

38B7 Group User’s Manual

Table 2 Pin description (2)

Function except a port function

Name

Function

P64/RXD/FLD52,

I/O port P6

• 4-bit I/O port .

• FLD automatic display

P65/TXD/FLD53,

• Low-voltage input level for input ports.

pins

P66/SCLK21/FLD54,

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

• Serial I/O2 function pins

P67/SRDY2/SCLK22/

• CMOS 3-state output structure.

FLD55,

P70/INT0,

I/O port P7

• 8-bit I/O port.

• Interrupt input pins

P71/INT1,

• CMOS compatible input level.

P72/INT2,

• CMOS 3-state output structure.

P73/INT3/DIMOUT,

• Interrupt input pin

• Dimmer signal output pin

P74/PWM1

• PWM output pin

P75/T1OUT,

• Timer output pins

P76/T3OUT,

P77/INT4/BUZ01

• Interrupt input pin

• Buzzer output pin

P80/XCIN,

I/O port P8

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

• I/O pins for sub-clock generating

P81/XCOUT

• CMOS compatible input level.

circuit (connect a ceramic resonator

• CMOS 3-state output structure.

or a quarts-crystal oscillator)

P82/CNTR1,

• Timer input pin

P83/CNTR0/CNTR2

• Timer I/O pin

P90/SIN3/AN8,

I/O port P9

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

• Serial I/O3 function pins

P91/SOUT3/AN9,

• CMOS compatible input level.

• A-D converter input pins

P92/SCLK3/AN10,

• CMOS 3-state output structure.

P93/SRDY3/AN11,

P94/RTP1/AN12,

• Real time port output pins

P95/RTP0/AN13

• A-D converter input pins

P96/PWM0/AN14

• 14-bit PWM output pin

• A-D converter input pin

P97/BUZ02/AN15

• Buzzer output pin

• A-D converter input pin

PA0/AN0–PA7/AN7 I/O port PA

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

• A-D converter input pin

• CMOS compatible input level.

• CMOS 3-state output structure.

PB0/SCLK12/DA

I/O port PB

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

• Serial I/O1 function pin

• CMOS compatible input level.

• D-A converter output pin

• CMOS 3-state output structure.

PB1/SRDY1,

• Serial I/O1 function pins

PB2/SBUSY1,

PB3/SSTB1,

PB4/SCLK11,

PB5/SOUT1,

PB6/SIN1

PIN DESCRIPTION

38B7 Datasheet(PDF) 29 Page - Renesas Technology Corp

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