Renesas PCA4738L-64A Technical Information PDF herunterladen (Seite 8)

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

3822 Group

MITSUBISHI MICROCOMPUTERS

Table 2 Pin description (2)

FunctionPin Name

Function except a port function

P40

P42/INT0,

P43/INT1

P44/RXD,

P45/TXD,

P46/SCLK,

P47/SRDY

P50/INT2,

P51/INT3

P52/RTP0,

P53/RTP1

P54/CNTR0,

P55/CNTR1

P56/TOUT

P57/ADT

P60/AN0–

P67/AN7

P70/XCOUT,

P71/XCIN

I/O port P4

I/O port P5

I/O port P6

I/O port P7

•1-bit Input port.

•CMOS compatible input level.

•7-bit I/O port.

•CMOS compatible input level.

•CMOS 3-state output structure.

•I/O direction register allows each pin to be individually

programmed as either input or output.

•Pull-up control is enabled.

•8-bit I/O port.

•CMOS compatible input level.

•CMOS 3-state output structure.

•I/O direction register allows each pin to be individually

programmed as either input or output.

•Pull-up control is enabled.

•8-bit I/O port.

•CMOS compatible input level.

•CMOS 3-state output structure.

•I/O direction register allows each pin to be individually

programmed as either input or output.

•Pull-up control is enabled.

•2-bit I/O port.

•CMOS compatible input level.

•CMOS 3-state output structure.

•I/O direction register allows each pin to be individually

programmed as either input or output.

•Pull-up control is enabled.

•φ clock output pin

•Interrupt input pins

•Real time port function pins

•Timer X, Y function pins

•Timer 2 output pins

•A-D conversion input pins

•Sub-clock generating circuit I/O pins.

(Connect a resonator. External clock

cannot be used.)

Input port P4

P41/φ

•Serial I/O function pins

•A-D trigger input pins

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 81 82

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