HD6433044 Datasheet, PDF(277/867 Page) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

English

English German Russian Spanish Italian Polish Chinese Japanese Korean French Portuguese	Language :

HD6433044 Datasheet, PDF (277/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

◁

Table 9-11 Port 6 Pin Functions in Modes 1 to 6

Pin

P66/LWR

Pin Functions and Selection Method

Functions as follows regardless of P66DDR

P66DDR

Pin function

0

1

LWR output

P65/HWR

Functions as follows regardless of P65DDR

P65DDR

Pin function

0

1

HWR output

P64/RD

Functions as follows regardless of P64DDR

P64DDR

Pin function

0

1

RD output

P63/AS

Functions as follows regardless of P63DDR

P63DDR

Pin function

0

1

AS output

P62/BACK

P61/BREQ

P60/WAIT

Bit BRLE in BRCR and bit P62DDR select the pin function as follows

BRLE

P62DDR

Pin function

0

0

1

P62 input P62 output

1

â

BACK output

Bit BRLE in BRCR and bit P61DDR select the pin function as follows

BRLE

P61DDR

Pin function

0

0

1

P61 input P61 output

1

â

BREQ input

Bits WCE7 to WCE0 in WCER, bit WMS1 in WCR, and bit P60DDR select the

pin function as follows

WCER

WMS1

P60DDR

Pin function

All 1s

Not all 1s

0

1

â

0

1

0*

0*

P60 input P60 output

WAIT input

Note: * Do not set bit P60DDR to 1.

264

▷