HD6433044 Datasheet, PDF(258/867 Page) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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HD6433044 Datasheet, PDF (258/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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Table 9-1 Port Functions (cont)

Port Description

Pins

Mode 1 Mode 2 Mode 3 Mode 4 Mode 5 Mode 6 Mode 7

Port 9 â¢ 6-bit I/O port

Port A â¢ 8-bit I/O port

â¢ Schmitt inputs

P95/SCK1/IRQ5,

P94/SCK0/IRQ4,

P93/RxD1,

P92/RxD0,

P91/TxD1,

P90/TxD0

Input and output (SCK1, SCK0, RxD1, RxD0, TxD1, TxD0) for serial

communication interfaces 1 and 0 (SCI1/0), IRQ5 and IRQ4 input, and

6-bit generic input/output

PA7/TP7/

TIOCB2/A20

Output (TP7)

from pro-

grammable

timing pattern

controller (TPC),

input or output

(TIOCB2) for

16-bit integrated

timer unit

(ITU), and

generic input/

output

Address output

(A20)

TPC output Address

(TP7), ITU

input or

output

output

(A20)

(TIOCB2),

and generic

input/output

TPC

output

(TP7),

ITU input

or output

(TIOCB2),

and

generic

input/

output

PA6/TP6/

TPC output

TIOCA2/A21/CS4 (TP6 to TP4),

PA5/TP5/

ITU input and

TIOCB1/A22/CS5 output (TIOCA2,

PA4/TP4/

TIOCB1,

TIOCA1/A23/CS6 TIOCA1), CS4 to

CS6 output, and

generic input/

output

TPC output

(TP6 to TP4),

ITU input and

output (TIOCA2,

TIOCB1,

TIOCA1),

address output

(A23 to A21),

CS4 to CS6

output,

and generic

input/output

TPC output TPC output TPC

(TP6 to TP4), (TP6 to TP4), output

ITU input ITU input (TP6 to

and output and output TP4), ITU

(TIOCA2, (TIOCA2, input and

TIOCB1, TIOCB1, output

TIOCA1), TIOCA1), (TIOCA2,

CS4 to CS6 address TIOCB1,

output, and output

TIOCA1),

generic

(A23 to A21), and

input/output CS4 to CS6 generic

output, and input/

generic output

input/output

Port B â¢ 8-bit I/O port

â¢ Can drive LEDs

â¢ PB3 to PB0

have Schmitt

inputs

PA3/TP3/

TPC output (TP3 to TP0), output (TEND1, TEND0) from DMA controller

TIOCB0/TCLKD, (DMAC), ITU input and output (TCLKD, TCLKC, TCLKB, TCLKA,

PA2/TP2/

TIOCB0, TIOCA0), and generic input/output

TIOCA0/TCLKC,

PA1/TP1/

TEND1/TCLKB,

PA0/TP0/

TEND0/TCLKA

PB7/TP15/

TPC output (TP15), DMAC input (DREQ1), trigger input (ADTRG) to A/D

DREQ1/ADTRG, converter, and generic input/output

PB6/TP14/

DREQ0,/CS7

TPC output (TP14), DMAC input (DREQ0), CS7 output,

and generic input/output

TPC output

(TP14),

DMAC

input

(DREQ0),

and generic

input/

output

245

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