H8SLASH3002 datasheet(255/700 Pages) RENESAS

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Table 9-1 Port Functions (cont)

Port

Description

Pins

Mode 1

Mode 2

Mode 3

Mode 4

Port A

• 8-bit I/O port

PA7/TP7/TIOCB2/A20

Output (TP7) from Address output

• Schmitt inputs

programmable

(A20)

timing pattern

controller (TPC),

input or output

(TIOCB2) for 16-bit

integrated timer

unit (ITU), and

generic input/output

PA6/TP6/TIOCA2/A21

TPC output

PA5/TP5/TIOCB1/A22

(TP6 to TP4), ITU

(TP6 to TP4),

PA4/TP4/TIOCA1/A23

input and output

ITU input and

(TIOCA2, TIOCB1, output (TIOCA2,

TIOCA1), and

TIOCB1, TIOCA1),

generic input/

address output

output

(A23 to A21), and

generic input/output

PA3/TP3/TIOCB0/TCLKD

TPC output (TP3 to TP0), output

PA2/TP2/TIOCA0/TCLKC

(TEND1, TEND0) from DMA

PA1/TP1/TEND1/TCLKB

controller (DMAC), ITU input and output

PA0/TP0/TEND0/TCLKA

(TCLKD, TCLKC, TCLKB, TCLKA,

TIOCB0, TIOCA0), and generic

input/output

Port B

• 8-bit I/O port

PB7/TP15/DREQ1/ADTRG

TPC output (TP15 to TP8), DMAC input

• Can drive LEDs

PB6/TP14/DREQ0

(DREQ1, DREQ0), external trigger

•PB3 to PB0

PB5/TP13/TOCXB4

input (

ADTRG) to A/D converter, ITU

have Schmitt

PB4/TP12/TOCXA4

input and output (TOCXB4, TOCXA4,

inputs

PB3/TP11/TIOCB4

TIOCB4, TIOCA4, TIOCB3, TIOCA3),

PB2/TP10/TIOCA4

and 8-bit generic input/output

PB1/TP9/TIOCB3

PB0/TP8/TIOCA3

241

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