H8SLASH3003 datasheet(257/715 Pages) RENESAS

257 / 715 page

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

Output (TP7 to TP0) from programmable

Schmitt inputs

PA6/TP6/TIOCA2

timing pattern controller (TPC), output

PA5/TP5/TIOCB1

(TEND1, TEND0) from DMA controller

PA4/TP4/TIOCA1

(DMAC), input and output (TCLKD,

PA3/TP3/TIOCB0/TCLKD

TCLKC, TCLKB, TCLKA, TIOCB2,

PA2/TP2/TIOCA0/TCLKC

TIOCA2, TIOCB1, TIOCA1, TIOCB0,

PA1/TP1/TEND1/TCLKB

TIOCA0) for 16-bit integrated timer

PA0/TP0/TEND0/TCLKA

unit (ITU), and 8-bit generic

input/output

Port B

8-bit I/O port

PB7/TP15/DREQ1/ADTRG

Output (TP15 to TP8) from TPC, input

Can drive LEDs

PB6/TP14/DREQ0

(DREQ1 and DREQ0) to DMAC, trigger

PB3 to PB0 have

PB5/TP13/TOCXB4

input (

ADTRG) to A/D converter, ITU

Schmitt inputs

PB4/TP12/TOCXA4

input and output (TOCXB4, TOCXA4,

PB3/TP11/TIOCB4

TIOCB4, TIOCA4, TIOCB3, TIOCA3),

PB2/TP10/TIOCA4

and 8-bit generic input/output

PB1/TP9/TIOCB3

PB0/TP8/TIOCB3

Port C

8-bit I/O port

PC7/IRQ7

IRQ7 and IRQ6 input, CS7 to CS4

PC6/IRQ6

output, DMAC input and output

PC5/DREQ3/CS7

(DREQ3, TEND3, DREQ2, TEND2), and

PC4/TEND3/CS6

8-bit generic input/output

PC3/DREQ2/CS5

PC2/TEND2/CS4

PC1

PC0

239

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